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4 th <strong>International</strong><br />

<strong>Summer</strong> <strong>School</strong><br />

September, 12-15 2011<br />

University Regensburg/Germany


4 th <strong>International</strong><br />

<strong>Summer</strong> <strong>School</strong><br />

We are grateful for the financial support from the following<br />

institutions:<br />

Universitätsstiftung Hans Vielberth<br />

Bayerisches Hochschulzentrum für<br />

Mittel-, Ost- und Südosteuropa<br />

Universität Regensburg<br />

Forschungsrat UR<br />

VolkswagenStiftung<br />

FCI Fond der chemischen Industrie


4 th<br />

<strong>International</strong> <strong>Summer</strong> <strong>School</strong><br />

“Supramolecular Systems in Chemistry and Biology”<br />

<strong>PROGRAM</strong><br />

September, 12-15 2011, Regensburg (Germany)<br />

Monday, September 12 th<br />

10 am – 2 pm Registration of Participants (Chemistry Building)<br />

2 – 2.30 pm Welcome Address<br />

2.30 – 4 pm Session I (Functional Supramolecular Systems)<br />

Chair: Vitaly Kalchenko<br />

Opening lecture 2.30 – 3.30 pm David Reinhoudt, Twente, The Netherlands (L1)<br />

4.15 – 4.45 pm Coffee Break<br />

“From Supramolecular Chemistry to<br />

Nanofabrication”<br />

3.30 – 4 pm Aslan Tsivadze, Moscow, Russian Fed. (L2)<br />

“Innovative Developments on the Basis of<br />

Supramolecular Systems”<br />

4 – 4.15 pm Benjamin Gruber, Regensburg, Germany (ST1)<br />

“Synthetic Vesicle Membranes: Molecular<br />

Recognition and Reactivity at the Interface”


4.45 – 6.15 pm Session II (Inclusion Compounds I)<br />

Chair: Alexandre Varnek<br />

4.45 – 5.15 pm Igor Antipin, Kazan, Russian Fed. (L3)<br />

„Calixarenes: From Molecular Receptor to<br />

Supramolecular Systems“<br />

5.15 – 5.45 pm Jürgen Schatz, Erlangen, Germany (L4)<br />

„Metathesis in Water – A Case Study for<br />

Supramolecular Modification of Reactivity“<br />

5.45 – 6.15 pm Vladimir Král, Prague, Czech Republic (L5)<br />

“Controlled and Targeted Drug Delivery Using a<br />

Supramolecular System”<br />

6.15 – 6.30 pm Ivan Vatsouro, Moscow, Russian Fed. (ST2)<br />

“Novel Calixarene- and Biscalixarene Based<br />

Heteroditopic Receptors”<br />

7 – 8.30 pm Mix and Mingle – Barbeque and Beer


Tuesday, September 13 th<br />

9 – 10.30 am Session III (Bio-Inspired Systems)<br />

Chair: Aslan Tsivadze<br />

10.30 – 11 am Coffee Break<br />

9 – 9.30 am Carsten Schmuck, Essen, Germany (L6)<br />

„What does the Recognition of Biomolecules<br />

and Switchable Nanoassemblies have in<br />

Common? Interacting Molecules!<br />

9.30 – 10 am Sylvie Ferlay, Strasbourg, France (L7)<br />

“Variation around Charge-Assisted H-Bonded<br />

Molecular Networks”<br />

10 – 10.15 am Veronique Hubscher, Strasbourg, France (ST3)<br />

“Binding Properties of Calix[4]Arene-Amides<br />

and Thioamides and their Application in Ion<br />

Selective Electrodes”<br />

10.15 – 10.30 am Sergey Paramonov, Moscow, Russian Fed. (ST4)<br />

11 – 12.30 am Session IV (Bio-Inspired Systems)<br />

Chair: Sabine Amslinger<br />

“Photo-Control of Binding Ability of Crown-<br />

Annelated Chromenes”<br />

11 – 11.30 am Piotr Bregestovsky, Marseille, France (L8)<br />

“Light and Molecular Design in Biological<br />

Applications”<br />

11.30 – 12 am Evgeny Kataev, Chemnitz, Germany (L9)<br />

“ Identification of Sensors and Recognition<br />

Mechanisms from Ligand-Metal-Analyte<br />

Libraries”


12.30 – 2.30 pm Lunch Break<br />

12 – 12.15 am Pascal Jonkheijm, Twente, The Netherlands<br />

(ST5)<br />

“Supramolecular protein immobilization”<br />

12.15 – 12.30 am Alexandr Shkrabak, Kyiv, Ukraine (ST6)<br />

“The Effect of Calixarene C-107 On Kinteic<br />

Characteristics Of Nа+,К+-АТРase Of<br />

Myometrium Plasma Membrane”<br />

2.30 – 4 pm Session V (Inclusion Compounds II)<br />

Chair: Vladimir Fedin<br />

4 – 4.30 pm Coffee Break<br />

2.30 – 3 pm Oren Scherman, Cambridge, United<br />

Kingdom (L10)<br />

“Cucurbiturils at the Interface between<br />

Supramolecular Chemistry and Materials<br />

Science”<br />

3 – 3.30 pm Vitaly Kalchenko, Kyiv, Ukraine (L11)<br />

“Supramolecular Chemistry of Calixarenes.<br />

Fundamental and Practical Aspects”<br />

3.30 – 3.45 pm Tim Reimers, Kiel, Germany (ST7)<br />

“Chiral Concave N-Heterocyclic Carbenes”<br />

3.45 – 4 pm Rustem Zairov, Kazan, Russian Fed. (ST8)<br />

“Europium(III) Doped Polyelectrolyte<br />

Nanocapsules. Collodial and Photophysical<br />

Properties”


4.30 – 5.30 pm Poster Short Talks (10 x 5 min Short Oral Presentations)<br />

Chair: Sylvie Ferlay / Julia Gorbunova<br />

Vladimir Burilov, Kazan, Russian Fed. (PT1)<br />

“The Sensing of Interfacial Interactions of Tb-Doped Silica<br />

Nanoparticles with Various Substrates through the "On Off-On"<br />

Switching of Tb-Centered Luminescence. Mechanisms and<br />

Applications.”<br />

Josè Augusto Berrocal, Rome, Italy (PT2)<br />

“Thermodynamic Template Effect in Dynamic Combinatorial<br />

Chemistry"<br />

Alexander Gerasimov, Kazan, Russian Fed. (PT3)<br />

“Molecular Recognition of Organic Quests by Thin Layers of<br />

Phosphorous-Containing Dendrimers”<br />

Oleksandr Zaichenko, Lviv, Ukraine (PT4)<br />

"Bioactive Nanoscale Supramolecular Assemblies of Ionic and Non<br />

Ionic Oligoperoxide Based Surfactants with Drugs, DNA and RNA in<br />

Water”<br />

Alexander Martynov, Moscow, Russian Fed. (PT5)<br />

“Towards a Molecular Assembly Based on 1,10-Phenanthroline-<br />

Functionalized Phthalocyanines”<br />

Kerstin Anhuth, Duisburg-Essen, Germany (PT6)<br />

"Metallosupramolecular Polymers with Orthogonal Interactions”<br />

Maxim Oshchepkov, Moscow, Russian Fed. (PT7)<br />

“Analysis of Benzodiazacrown-15-crown-5 Ether Derivative<br />

Binding Properties by Potentiometric, Optical and Extraction<br />

Methods”<br />

Kajetan Dabrowa, Warsaw, Poland (PT8)<br />

„Novel Photoresponsible Anion Receptors“<br />

Artem Smolentsev, Novosibirsk, Russian Fed. (PT9)<br />

"Crown-Containing Derivatives of Naphthopyrans:Cation Binding,<br />

Photochemical and Fluorescent Properties“<br />

Alena Yantemirova, Kazan, Russian Fed. (PT10)<br />

"Thiacalix[4]Arenes: Synthesis and Molecular Recognition of some<br />

Anions”<br />

5.30 – 8 pm Posters with Bavarian Food, Beer and Pretzels


Wednesday, September 14 th<br />

9 – 10.30 am Session VI (Functional Supramolecular Systems I)<br />

Chair: Mir Wais Hosseini<br />

10.30 – 11 am Coffee Break<br />

9 – 9.30 am Lechoslaw Latos-Grazynski, Warsaw,<br />

Poland (L12)<br />

“Aromaticity Switching in Porphyrinoids and<br />

Heteroporphyrinoids”<br />

9.30 – 10 am Emmanuel Cadot, Versailles, France (L13)<br />

“Rings and Capsules: Supramolecular Systems<br />

based on the Mo2O2S2 Linker”<br />

10 – 10.15 am Ina Krebs, Duisburg-Essen, Germany (ST9)<br />

“Zwitterion-Chromophore Modules for White<br />

Light Emitting Supramolecular Polymers”<br />

10.15 – 10.30 am Pavel Panchenko, Moscow, Russian Fed. (ST10)<br />

“Synthesis and Cation-Dependent Photophysical<br />

Properties of Crown Containing 1,8<br />

Naphthalimide Derivatives”<br />

11 – 11.30 am Alexandre Varnek, Strasbourg, France (L14)<br />

“Chemoinformatics Approaches to Virtual<br />

Screening and in Silico Design”<br />

11.30 – 12.30 am Session VII (Young Scientist Competition)<br />

12.30 – 2.30 pm Lunch Break<br />

Chair: Burkhard König / Kirsten Zeitler<br />

National teams of participating young scientists will compete in<br />

scientific challenges


2.30 – 4 pm Session VIII (Inorganic Self-Assembly)<br />

Chair: Oliver Reiser<br />

2.30 pm – 3 pm Vladimir Fedin, Novosibirsk, Russian Fed. (L15)<br />

“Mikro- and Mesoporous Coordination<br />

Polymers: Synthesis, Structure and Properties”<br />

3 pm – 3.30 pm Manfred Scheer, Regensburg, Germany (L16)<br />

“Phosphorous Ligands in Supramolecular<br />

Chemistry”<br />

3.30 – 3.45 pm Sébastian Floquet, Versailles, France (ST11)<br />

“Synthesis, Characterizations and Applications<br />

of Cyclic Oxothiomolybdenum Rings”<br />

3.45 – 4 pm Elisabeth Isaak, Aachen, Germany (ST12)<br />

“Lithium-Controlled Hierachical Assembly of<br />

Ti(IV) Helicates”<br />

4 – 5 pm Individual Transfer to Historic City Center<br />

5 – 6.30 pm Guided City Tour<br />

7 pm Conference Dinner


Thursday, September 15<br />

th<br />

9 – 10.30 am Session IX (Functional Supramolecular Systems II)<br />

Chair: Igor Antipin<br />

10.30 – 11 am Coffee Break<br />

9 – 9.30 am Julia Gorbunova, Moscow, Russian Fed. (L17)<br />

“Advances in the Supramolecular Chemistry of<br />

Tetrapyrrolic Compounds”<br />

9.30 – 10.15 am Luisa De Cola, Münster, Germany (L18)<br />

“Self-Assembly for the Creation of New<br />

(Electro)Luminescent Materials”<br />

10.15 – 10.30 am Pawel Dydio, Amsterdam, The Netherlands<br />

(ST13)<br />

“Supramolecular Control of Catalyst Selectivity<br />

in the Hydroformulation”<br />

11 – 12.30 am Session X (Self-Assembly, Self-Organization)<br />

Chair: Carsten Schmuck<br />

11 – 11.15 am Roman Rodik, Kyiv, Ukraine (ST14)<br />

“Cationic Amphiphilic Calixarenes: Self-<br />

Assembly in Water Solutions and Virus-Sized<br />

DNA Nanoparticles”<br />

11.15 – 11.30 am Artemiy Mizerev, Moscow, Russian Fed. (ST15)<br />

“Synthesis and Investigation of Complexing,<br />

Optical and Electrochemical Activities of Crown-<br />

Containing Oligothiophene Derivatives”


11.30 – 12.00 am Olga Federova, Moscow, Russian Fed. (L19)<br />

“Supramolecular Devices Based on<br />

Photoresponsive Assemblies of Cucurbit[7]uril<br />

and Crown-Ether Derived Styryl and (Bis)styryl<br />

Dyes”<br />

12 – 12.30 am Mir Wais Hosseini, Strasbourg, France (L20)<br />

„Molecular Tectonics: Design of<br />

Enantiomerically Pure Tubular Crystals”<br />

1 pm Closing Remarks, Departure, Optional Lunch<br />

End of the <strong>Summer</strong> <strong>School</strong>


From supramolecular chemistry to nanofabrication<br />

D.N. Reinhoudt<br />

Laboratory for Supramolecular Chemistry and Technology<br />

MESA+ Institute for Nanotechnology<br />

University of Twente<br />

The Netherlands<br />

Like in microelectronics, the fabrication of nanomaterials and -devices will<br />

most likely start with the patterning of surfaces at the nanoscale. Individual<br />

nanostructures can be manufactured most easily when confined to a surface.<br />

Host-guest systems have been developed that make use of supramolecular<br />

chemistry in water. Nanopatterning on self-assembled monolayers of βcyclodextrine<br />

receptors (molecular printboards) can be achieved by<br />

supramolecular nano-imprint lithography or DPN nanolithography.<br />

Using the concept of multivalency, molecules can be anchored permanently or<br />

in a dynamic regime. Several examples of the immobilization of biomolecules<br />

at such surfaces will be discussed.<br />

A second way to pattern surfaces uses dynamic covalent chemistry. This<br />

methodology has the same advantages as supramolecular patterning, but can<br />

easily be combined with irreversible confinement, e.g. by reduction of an imine<br />

linker. The patterning of surfaces with proteins that selectively recognize<br />

cancer cells will be discussed. In this work it was discovered that under<br />

conditions of microcontact printing or dip pen nanolithography ,covalent<br />

reactions are much faster than from solution.<br />

This observation has been used in click chemistry at surfaces and applied for<br />

the generation of DNA arrays.


INNOVATIVE DEVELOPMENTS ON THE BASIS OF SUPRAMOLECULAR SYSTEMS<br />

A.Yu. Tsivadze<br />

A.N. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences,<br />

Leninsky Pr., 31/4, Moscow 119907 Russia, tsiv@phyche.ac.ru<br />

Last years become more and more obvious that for developments of innovative technologies<br />

on the basis of new classes of compounds it is necessary to reveal their features of supramolecular<br />

organization. Many of important electrophysical, optical and sensor properties depend from<br />

peculiarities of such organization. Supramolecular systems on a basis of metal complexes with<br />

macrocyclic ligands possess unique physico-chemical properties allow to develop various unique<br />

materials for the molecular electronics, alternative power industry, chemical technology, separation<br />

of compounds, medicine. For creation of innovative technologies on the basis of the compounds it<br />

is necessary to reveal their supramolecular organization depending on the various factors defining<br />

important properties.<br />

On the basis of the synthesized new classes of macrocyclic compounds are developed:<br />

− electroluminescent materials and organic light-emitting diodes on their basis;<br />

− photorefractive materials;<br />

− electrocatalysts and fuel cells on their basis;<br />

− extraction and sorption technologies for separation of isotopes and processing of radioactive<br />

production wastes.<br />

− organic solar cells.<br />

Innovative problems on a way of application of the results of fundamental researches will be<br />

discussed.


Synthetic vesicle membranes: Molecular recognition and reactivity at<br />

the interface<br />

Benjamin Gruber, Burkhard König*<br />

University of Regensburg, Universitätsstraße 31, 93053 Regensburg<br />

*e-mail: burkhard.koenig@chemie.uni-regensburg.de<br />

Many fundamental biological processes take place at the membrane-water interface of<br />

cells and involve membrane-proteins that act as receptors for external signaling<br />

molecules or catalyze enzymatic reactions. Here we present some of our recent studies<br />

about artificial receptors embedded in synthetic vesicle membranes [1-2] and vesicular<br />

metal complexes promoting the hydrolysis of phosphodiester substrates. [3]<br />

Figure 1. Vesicle membrane embedding of receptors and dyes for self-assembled<br />

chemosensors (left) and metal catalysts for the cleavage of phosphodiesters (right).<br />

____________________<br />

[1] B. Gruber, S. Stadlbauer, K. Woinaroschy, B. König, Org. Biomol. Chem. 2010, 8,<br />

3704.<br />

[2] B. Gruber, S. Stadlbauer, A. Späth, S. Weiss, M. Kalinina, B. König, Angew. Chem.<br />

Int. Ed. 2010, 49, 7125.<br />

[3] M. Subat, K. Woinaroschy, C. Gerstl, B. Sarkar, W. Kaim, B. König, Inorg. Chem.<br />

2008, 47, 4661.


Calixarenes: from molecular receptor to supramolecular systems<br />

I.S.Antipin a,b , S.E. Soloveva a , I.I.Stoikov b , A.I.Konovalov a,b<br />

a A.E.Arbuzov Institute of Organic & Physical Chemistry, 420088, Kazan, Russia,<br />

Arbuzov str., 8. , b Kazan (Volga region) Federal University, 420008, Kazan, Russia,<br />

Kremlevskaya str. 18, E-mail: iantipin@ksu.ru<br />

Now one of the most perspective ways of the nanomaterials design is the "bottom-up"<br />

technology in which the higher organized nanosystems are spontaneously formed due to<br />

supramolecular self-organization and self-assembly from individual atoms and<br />

molecules. A key element of supramolecular chemistry is the principle of the molecular<br />

recognition. From this point of view, one of the actual problems of supramolecular<br />

chemistry is the molecular design and synthesis of preorganized receptor and<br />

amphiphilic molecules which are capable on the principles of molecular recognition and<br />

multipoint interactions to form host-guest complexes as well as self-organized<br />

supramolecular essembles and devices.<br />

Nanotechnological approach "bottom-up" can be effectively implemented on the basis<br />

of meta-cyclophanes: calix[4]arene 1, thiacalix[4]arene 2.<br />

(1) (2) X= O, S, NH<br />

Stereo and chemoselective functionalization of calix[4]arene platforms allows to change<br />

significantly hydrophilic-lipophilic properties of macrocycles and to raise efficiency and<br />

selectivity of the interaction with substrates. The regularities of aggregation and<br />

complexation of calixarenes with substrates of different nature: non-electrolytes,<br />

cations, anions will be discussed. Particular attention will be paid to the application of<br />

calixarene derivatives for the construction of various supramolecular and nanosystems,<br />

devices and "smart" materials: nanoparticles, metal-coordinated networks, Langmuir-<br />

Blodgett nanolayers etc.<br />

The support from RFBR (N 10-03-00728) is gratefully acknowledged.


Metathesis in Water – A Case Study for<br />

Supramolecular Modification of Reactivity<br />

Miriam Sessler, Jürgen Schatz<br />

Organic Chemistry 1, Department Chemistry and Pharmacy,<br />

University of Erlangen, Henkestr. 42, 91054 Erlangen / Germany<br />

Generally, metathesis reactions are carried out in organic solvents and their potential<br />

utilization in aqueous medium is largely unexploited. The majority of methods reported<br />

for aqueous metathesis did not use pure water as a reaction medium but only organic<br />

solvents with some percentage of water in it. [1] However, the idea of “green chemistry”<br />

has encouraged us to develop a simple and environmentally benign ring-closing<br />

metathesis (RCM) protocol based exclusively on aqueous media. [2]<br />

Here, supramolecular, water-soluble additives based on e.g. calix[n]arenes exhibit a<br />

beneficial influence on the RCM of non-polar substrates in pure aqueous medium using<br />

standard Grubbs-type catalyst. Additionally to (micro)solubilization of both the catalyst<br />

and starting material by the used macrocycles, ion-pair formation of the phosphonium<br />

ion formed in aqueous solution and the added macrocycles seem to play a crucial role in<br />

the ring-closing reaction.<br />

[1] S. J. Connon, M. Rivard, M. Zaja, S. Blechert, Adv. Synth. Catal. 2003, 345, 572.<br />

[2] Th. Brendgen, T. Fahlbusch, M. Frank, D. T. Schühle, M. Seßler, J. Schatz, Adv.<br />

Synth. Catal. 2009, 351, 303.


Controlled and Targeted Drug Delivery Using Supramolecular System<br />

Vladimír Král a,b , Jarmila Králová c , Martin Havlík b,c Kamil Záruba b , Pavel<br />

Řezanka b , Zdeněk Kejík b , Tomáš Bříza b,d , Robert Kaplánek b,d , Pavel Martásek d<br />

a Zentiva k.s., Part of the sanofi-aventis group, U Kabelovny 130, 102 37 Prague 10,<br />

b Institute of Chemical Technology, Department Analytical Chemistry, Technická 5,<br />

166 28 Prague 6, Czech Republic (email: vladimir.kral@vscht.cz),<br />

c Institute of Molecular Genetics, AS CR, Flemingovo nam.2, Prague 6, Czech Republic,<br />

d st<br />

Charles University in Prague, 1 Faculty of Medicine, Kateřinská 32, Czech Republic.<br />

Rational design of functional nanomaterials is of current interest because of a variety of<br />

potential applications ranging from chemistry to biological sciences. One of the key<br />

areas is selective drug delivery using supramolecular strategies. The uptake of<br />

exogenous molecules such as drugs into cells can arise from a variety of mechanisms<br />

that can be broadly classified as active and passive transport. Active uptake requires that<br />

target molecules are recognized by specific intermolecular interactions, selected, and<br />

shuttled across the cell membrane by receptors.<br />

Porphyrin chemistry has undergone a renaissance over the past ten years due to<br />

potential applications of these compounds in areas including supramolecular chemistry,<br />

solar energy conversion and catalysis.<br />

Here we describe application of porphyrin-conjugates for supramolecular targeted drug<br />

delivery of cytostatic drugs and ODN in combination with photodynamic therapy.<br />

Novel porphyrin-conjugates with oligoethyleneglycol, oligopeptide, alkaloid, mono-,<br />

disaccharide, and cyclodextrin substitution showed significant binding properties as<br />

well as photosensitizing potential in vitro and in vivo and displayed an increased<br />

selectivity for malignant tissue. Moreover, polymethine and other polycationic<br />

porphyrin derivatives exhibit not only very specific tumor localization, but also into-cell<br />

antisense oligonucleotide transport properties as was demonstrated on the primary<br />

leukemic cells.<br />

Financial support from the Czech Grant Agency No. P303/11/1291, 203/09/1311,<br />

P301/10/1426 and the Ministry of Education of the Czech Republic (projects No.<br />

MSM6046137307 and LC06077) is gratefully acknowledged.


Novel calixarene- and biscalixarene-based heteroditopic receptors<br />

Ivan Vatsouro, Kirill Puchnin, Boris Bolshchikov, Pavel Zaikin, Maria Logunova,<br />

Vladimir Kovalev<br />

Department of Chemistry, M.V. Lomonosov Moscow State University, Lenin’s Hills,<br />

119991 Moscow, Russia<br />

We present here the results of our research on the novel calix[4]arene-based<br />

heteroditopic host for ion-pair recognition. The hosts of general type 1 are<br />

functionalized calixtubes, which are easily available due to the use of 3-R-1-<br />

adamantylcalix[4]arenes at the step of bis-calixarene preparation. The well established<br />

cation binding site (especially for K +<br />

) formed by eight calixtube oxygens is completed<br />

with two of four urea groups for anion binging thus providing the heteroditopic action<br />

of hosts 1.<br />

Calix[4]arenes bearing one, two or four carboxymethyl groups at narrow rim<br />

reacted with tryptamine or tryptophane methyl ester to give the heteroditopic hosts<br />

through amide formation: the cation binging site is formed by amide oxygens while the<br />

anion binding occurs at the indole NHs. The calixarenes with one or two distal indole<br />

functionalities at narrow rim undergo inter/intramolecular dimerization when kept in<br />

trufluoroacetic acid and then oxidized, thus giving the 2,2’-bisindole-bridged<br />

calix[4]arenes 2 and bis-calix[4]arenes 3. The hosts of type 2 possess the more rigid<br />

cation binding site if compared to their non-dimerized precursors and also the bisindole<br />

fluorophore site for anion recognition.<br />

This research was supported by Russian Foundation for Basic Research, grant<br />

#09-03-00971.


What does the recognition of biomolecules and switchable nanoassemblies have<br />

in common? Interacting Molecules!<br />

Prof. Dr. Carsten Schmuck, Universität Duisburg-Essen, Universitätsstrasse 7,<br />

45141 Essen, Germany<br />

The lecture will focus on some recent achievements from our laboratory giving an<br />

overview of the research going on in our group. Our research focuses on the<br />

development, synthesis and evaluation of new supramolecular systems which function<br />

in polar solvents and thus might have prospect for applications. Currently our work<br />

mainly involves ionic interactions as a key non-covalent bond. We have introduced<br />

guanidiniocarbonyl pyrroles as one of the most efficient oxoanion binding motifs known<br />

so far relying on H-bond assisted ion pair formation. The systematic thermodynamic<br />

study of knock-out analogues allows us to learn more about the importance of<br />

individual non-covalent interactions for the overall binding affinity.<br />

With the help of combinatorial approaches, we have used this binding motif to develop<br />

sensors for amino acids or highly efficient stereoselective receptors for oligopeptides.<br />

Currently, we are working on protein surface or DNA recognition. For example,<br />

tetravalent peptide ligands identified from the screening of a combinatorial library were<br />

shown to be highly efficient non-competitive enzyme inhibitors working by binding to<br />

the protein surface thus blocking the access to the active site.<br />

We are also interested in self-assembling zwitterions which form soft materials such as<br />

vesicles, polymers or monolayers in polar solvents and on surfaces. For example, very<br />

recently we developed a supramolecular polymer based on a monomer with two<br />

orthogonal self-complementary binding sites using either metal-ligand or ionic<br />

interactions. In a hierarchical self-assembly process this molecule first forms ion paired<br />

dimers which can be polymerized by the addition of metal ions.


Variation around charge-assisted H-bonded molecular networks<br />

Sylvie FERLAY, Mir Wais HOSSEINI<br />

LCCO, Université de Strasbourg, 4 rue Blaise Pascal, 67000 Strasbourg, France.<br />

ferlay@unistra.fr<br />

Dicationic bisamidinium have been shown to be particularly well adapted to form, when<br />

associated with polycyanometallates, perfectly robust molecular networks, by charge-assisted<br />

H-bonds. In particular, upon combining hexacyanometallate anions [M III (CN)6] 3- (M = Fe, Co,<br />

Cr) or, in certain conditions [Fe II (CN)6] 4-<br />

, with bisamidinium molecules 1, 2, or 3, analogous<br />

2-D networks are obtained in the solid state and have been studied from a structural point of<br />

view (see scheme) [1-5]. With 1 or 2, the formed networks are porous, whereas they are filled<br />

with the propyl chains beard by 3.<br />

R<br />

H H<br />

H H<br />

H H<br />

N<br />

N<br />

N<br />

N<br />

N<br />

N<br />

+ ) ( + HO + ) ( + OH<br />

+ )<br />

( +<br />

N<br />

N<br />

N<br />

N<br />

N<br />

N<br />

H H<br />

H H<br />

H H<br />

1 2 3<br />

CN<br />

NC CN<br />

M<br />

NC CN<br />

CN<br />

+<br />

H<br />

H<br />

N<br />

+ )<br />

N<br />

( + R<br />

N<br />

N<br />

H<br />

H<br />

Scheme: General formation of the two dimensional networks (X-2H + )3[M III (CN)6] 3- 2<br />

(X=1, 2 or 3, and M = Cr, Fe or Co) or Y(3-2H + )3[Fe II (CN)6] 4- 2 (Y=Na, K, Rb, Cs)<br />

The porosity of the formed system has been studied as well as the post synthetic<br />

modification, and also the construction of singular units called "crystals of crystals".[6-8]<br />

[1] S. Ferlay, O. Félix, M.W.Hosseini, J.-M. Planeix, N. Kyritsakas, Chem. Commun. , 2002, 702.<br />

[2] S. Ferlay, V. Bulach, O. Félix, M. W. Hosseini, J-M. Planeix, N. Kyritsakas, CrystEngComm, 2002, 447.<br />

[3] P. Dechambenoit, S. Ferlay, M.W.Hosseini, J.-M. Planeix, N. Kyritsakas, New J. Chem., 2006, 30, 1303.<br />

[4] P. Dechambenoit, S. Ferlay, M. W. Hosseini, N. Kyritsakas J. Am. Chem. Soc., 2008, 130, 17106.<br />

[5] P. Dechambenoit, S. Ferlay, M. W. Hsseini, N. Kyritsakas Chem. Comm., 2009, 1559-1561.<br />

[6] P. Dechambenoit, S. Ferlay,, N. Kyritsakas and M. W. Hosseini Chem. Commun., 2010, 868-870.<br />

[7] P. Dechambenoit, S. Ferlay,, N. Kyritsakas, M. W. Hosseini , Chem. Commun., 2009, 6798 - 6800.


Binding properties of calix[4]arene-amides and thioamides and their application in ion<br />

selective electrodes<br />

a<br />

V. Hubscher-Bruder a , J. Kulesza a,b , F. Arnaud-Neu a b<br />

, M. Bocheńska<br />

Department of Analytical Sciences”, IPHC, UMR 7178 (CNRS-UDS), ECPM,<br />

25 rue Becquerel, 67087 Strasbourg Cedex 02, France<br />

b<br />

Department of Chemical Technology, Technical University of Gdansk<br />

ul. Narutowicza 11/12, 80-264 Gdansk, Poland<br />

At present, the importance of detecting and controlling the toxic heavy metals (such as<br />

Cd 2+ or Pb 2+<br />

) in waters, is extremely important, being a challenge for chemists who design<br />

and synthesize selective ligands for these cations.<br />

We report here the study of calix[4]arene-thioamides as potential sensing material for<br />

transition and heavy metal cations. By introducing soft sulphur atoms into the structure of the<br />

calix[4]arene, the preference for binding heavy and transition metal cations, toxic for human<br />

beings, was expected. Although some examples of calixarene-thioamides applications are<br />

known from the literature, only few publications deal with, for instance, stability constants<br />

1-3<br />

determination which is important in studying new ligands properties.<br />

The interactions of these ligands with several representative cations (Na + , Ca 2+ , Gd 3+ ,<br />

Ag + , Cd 2+ , Pb 2+ , Zn 2+ and Cu 2+ ) were studied using different techniques: liquid-liquid<br />

extraction, 1<br />

H NMR, X-ray diffractometry, UV spectrophotometry, potentiometry and<br />

microcalorimetry. The properties of calix[4]arene-thioamides were compared with their<br />

corresponding calix[4]arene-amides. Some of these thioamides derivatives were used as<br />

active materials in ion-selective membrane electrodes (ISEs).<br />

[1] F. Arnaud-Neu, G. Barrett, D. Corry, S. Cremin, G. Ferguson, J. F. Gallagher, S. J. Harris, M. A. McKervey,<br />

M. J. Schwing-Weill, J. Chem. Soc., Perkin Trans. 2, 1997, 575<br />

[2] M. G. Drew, P. D. Beer, M. I. Ogden, Acta Cryst., 1997, C53, 472<br />

[3] K. No, J. H. Lee, S. H. Yang, S. H. Yu, M. H. Cho, M. J. Kim, J. S. Kim, J. Org., 2002, 67, 3165


Photo-control of binding ability of crown-annelated chromenes<br />

S.V.Paramonov, 1 V.Lokshin, 2 Yu.V.Fedorov, 1 O.A.Fedorova 1<br />

1<br />

A.N.Nesmeyanov Institute of Organoelement Compounds RAS,<br />

28 Vavilova st., 119991 Moscow, Russia. E-mail: paramonov@ineos.ac.ru<br />

2<br />

Centre Interdisciplinaire de Nanoscience de Marseille (CINaM, CNRS UPR 3118),<br />

163 Av. de Luminy, 13288 Marseille, France<br />

Photochromic compounds were proved to be of high demand in<br />

modern technologies due to their optical properties. One of the<br />

interesting trends in developing of new photochromic systems consists<br />

in preparation of multifunctional compounds with photo-controlled<br />

properties. This work is focused on isomeric crown-annelated<br />

chromenes and the use of UV irradiation to control photochemically<br />

their binding ability towards metal ions and protonated amino acids.<br />

We studied binding ability of 15-crown-5-annelated chromenes<br />

towards magnesium (II), barium (II) and lead (II) ions. Prior to<br />

irradiation the chromenes form stable complexes with all cations, the<br />

composition and the structure depending on the ion nature. Upon<br />

irradiation the photoinduced forms also formed complexes of lower<br />

stability.<br />

The similar effect was observed for the 18-crown-6-annelated chromenes with several<br />

protonated amino acids. Without irradiation, all amino acids were bound by their ammonium group<br />

to the crown ether moiety of the chromenes (1:1 complexes). Upon irradiation, the corresponding<br />

merocyanines formed different types of complexes depending on the amino acid length. In all cases,<br />

the stability of the 1:1 complexes after irradiation was lower.<br />

The conclusions are supported by UV-Vis and NMR investigations. The synthetic approach<br />

to the described systems is also discussed.<br />

Acknowledgments to RFBR program (10-03-93105), <strong>International</strong> Research Group<br />

«Photoswitchable Organic Molecules Systems and Devices (PHENICS) and Réseau Formation-<br />

Recherche Franco-Russe du Ministère de la Jeunesse de l'Education Nationale et de la Recherche<br />

for financial support.


“Light and Molecular Design in Biological Applications”<br />

1<br />

Piotr Bregestovski<br />

INSERM U 751, 13385 Marseille, France<br />

piotr.bregestovski@univmed.fr<br />

Photochromic switches and genetically encoded biosensors become a<br />

powerful tools for modulation activity of neurons and neuronal networks. Our<br />

understanding the mechanisms underlying development and functioning of<br />

the nervous system has greatly advanced in recent years due to the<br />

development of these powerful molecular and genetic tools. Remote sensors<br />

allow to probe localisation and function of various neuronal proteins, cells and<br />

networks. Controlled by light molecular consctructs allow to switch on and off<br />

the activity of specific proteins and to control the excitation of neurons with<br />

high temporal and spatial resolution. A number of light-sensitive biosensors<br />

for non-invasive monitoring of ions and enzymes has been developed. These<br />

molecular designs expand extremely rapidly and a number of new<br />

approaches for image analysis of various proteins in living cells has being<br />

proposed. Resent observations and application of new tools for molecular<br />

imaging and remote activation of receptors, ionic channels and synaptic<br />

networks will be presented.


Identification of sensors and recognition mechanisms from ligand-<br />

metal-analyte libraries<br />

Evgeny Kataev<br />

Institute of Chemistry, Chemnitz University of Technology, Strasse der Nationen 62,<br />

09111 Chemnitz, Germany, E-mail: evgeny.katayev@chemie.uni-r.de<br />

In this work we explore a novel approach for the search of selective sensors and<br />

receptors for a given analyte using dynamic combinatorial chemistry. It is based on the<br />

idea that selectivity of an analytical signal or a binding event can be gained by<br />

diversifying the number of possible interactions between guest and components of a<br />

dynamic library. The standard approach for the design of a sensor involves covalent<br />

connection of a recognition site to an analytically reporting unit (e.g. fluorescent<br />

molecule). In our approach we design several ligands bearing fluorophores that can't<br />

directly interact with an analyte. Ligands can coordinate metal cations and only then,<br />

the resulting complex can interact with an analyte. Two libraries which possess<br />

described properties are shown below in the Figure. The first library is designed for the<br />

fluorescent sensing of ATP in aqueous solution. In the second library we have observed<br />

adaptable behaviour of the library "ligand+Zn 2+<br />

" in response to the diamines.<br />

References:<br />

NH<br />

N<br />

N<br />

L anthr L coum<br />

+CuCl2<br />

O<br />

O<br />

NH<br />

N<br />

Fluorescent sensing of ATP<br />

O O<br />

N<br />

NH H HN<br />

NH HN<br />

N N<br />

+ Zn(ClO 4) 2<br />

Self-assembly is sensitive to<br />

the amount of an amine<br />

E. A Katayev, M. B. Schmid, Control of metal-directed self-assembly by metal-amine<br />

interactions. Dalton. Trans. 2011, 40, 2778-2786


Supramolecular protein immobilization<br />

A. González-Campo, J. Cabanas-Danes, L. Yang, D. Wasserberg, J. Huskens,<br />

P. Jonkheijm*<br />

Molecular Nanofabrication, University of Twente, P.O. Box 217, 7500 AE, Enschede,<br />

Netherlands.<br />

The immobilization of proteins onto surfaces is a continually growing area. 1 New<br />

results to immobilize proteins, which are sensitive to remote electrochemical stimuli,<br />

using cucurbituril (CB) and cyclodextrin (CD)-modified surfaces will be presented.<br />

Site-selectively ferrocene-tagged fluorescent protein binds to self-assembled surfaces<br />

through weak or strong interactions between the ferrocenyl guest and the host surface of<br />

beta-CD or CB[7]. Upon reduction of the ferrocene unit, the protein was removed from<br />

either surface, with the CD surface showing the fastest disassembly kinetics. The<br />

stimuli-responsive attachment used will open new avenues for cell-responsive studies.


THE EFFECT OF CALIXARENE C-107 ON KINETIC<br />

CHARACTERISTICS OF Nа + ,К +<br />

-АТРase OF MYOMETRIUM<br />

PLASMA MEMBRANE<br />

Shkrabak O.A. 1 , Veklich T.O. 1 2<br />

, Rodik R.V.<br />

1 Palladin Institute of Biochemistry, NASU, Kyiv; e-mail: veklich@biochem.kiev.ua<br />

2 Institute of Organic Chemistry, NASU, Kyiv; e-mail: manli@ioch.kiev.ua<br />

We investigated the inhibitory action of calixarene C-107 (5,17-diamino(2-<br />

pyridyl)methylphosphono-11,23-di-tret-butyl-26,28-dihydroxy-25,27-<br />

dipropoxycalix[4]arene) on Na + ,K + -ATPase activity kinetic properties of myometrium<br />

perforated plasma membrane. It was shown that this calixarene, inhibiting Na + ,K + -<br />

ATPase, did not change the kinetic parameters (Km, nH) of reaction velocity dependence<br />

on substrate concentration. The constant КMg of enzyme activation by MgCl2 had<br />

complex dependence on calixarene C-107 concentration: increased twice from 173 ± 4<br />

µM to 375 ± 43 µM with growth of calixarene concentration up to 50 nM and decreased<br />

to control level with further growth of calixarene concentration to 100 nM. The Hill<br />

cooperativity coefficient nH of activation by MgCl2 did not vary in the presence of<br />

mentioned calixarene. Both ATP and MgCl2 had no influence on Na + ,K + -АТРase<br />

constant of inhibition by calixarene C-107, but the concentration increase of mentioned<br />

physiological compounds caused the growth of cooperativity coefficient nH of<br />

enzymatic reaction inhibition by calixarene C-107. It was also shown that this<br />

calixarene increased the affinity of the enzyme to the sodium pump conventional<br />

inhibitor - ouabain: the magnitudes of the apparent constant of inhibition I0.5 changed<br />

from 26.9 ± 1.3 µM to 10.9 ± 0.6 µM. However, the ouabain itself did not influence on<br />

the affinity of the Nа + ,K +<br />

-АТРase to сalixarene С-107.<br />

Therefore, we can conclude that inhibitory action of calixarene C-107 on Na<br />

ATPase has uncompetitive character and, perhaps, interaction of calixarene C-107 with<br />

enzyme leads to decrease of enzyme turnover number.<br />

+ ,K +<br />

We are thankful to corresponding members of NASU V.I. Kalchenko and S.O.<br />

Kosterin for helpful discussion and scientific cooperation.<br />

-


Cucurbiturils at the interface between supramolecular chemistry and materials science<br />

Our research interests include the development of controlled polymer architectures, 1 hybrid<br />

nanoparticle assemblies, 2 and the integration of dynamic supramolecular systems onto surfaces. 3<br />

Using cucurbit[n]urils (CB[n]s) we adopt a simple bottom-up approach to achieve sophisticated<br />

designs which are directed at the preparation of novel photonic devices, high-density patterned<br />

media, and chemical and biological sensors. 4 Our CB[n] based host-guest systems exhibit dynamic<br />

self assembly and are capable of responding to stimuli (photochemical, chemical, and thermal)<br />

which allow for external control and function to be built into the materials. Modification of solution<br />

viscosity using multivalent polymers 5 and imidazolium based ionic liquids 6 have been<br />

accomplished through dynamic crosslinking in water using CB[n]s to produce colorful hydrogels<br />

and hierarchical architectures. Furthermore, polymer-inorganic composite materials can be readily<br />

prepared based on the CB[8] coupling of multivalent gold nanoparticles to copolymers. 7 When<br />

these systems are attached onto gold surfaces intricate control is achieved over the site-selective<br />

immobilization of colloids 3 and peptides. This has great scope for the development of optical<br />

materials, chemical sensors and biological separations.<br />

hierarchical self assembly dynamic hydrogels<br />

nanoparticle assembly self-assembled surfaces<br />

1. Rauwald, U.; Scherman, O. A. Angew. Chem. Int. Ed., 2008, 47, 3950-3953.<br />

2. Lee, T.C.; Scherman, O.A. Chem. Commun., 2010, 46, 2338-2440.<br />

3. Tian, F.; Cheng, N.; Nouvel, N.; Geng, J.; Scherman, O.A. Langmuir, 2010, 26, 5323-5328.<br />

4. Zayed, J.M.; Nouvel, N.; Rauwald, U.; Scherman, O.A. Chem. Soc. Rev., 2010, 39, 2806-2816.<br />

5. Appel, E.A.; Rauwald, U.; Jones, S.; Zayed, J.M.; Scherman, O.A. J. Am. Chem. Soc., 2010,<br />

ASAP, DOI: 10.1021/ja106362w.<br />

6. Jiao, D.; Biedermann, F.; Tian, F.; Scherman, O.A. J. Am. Chem. Soc., 2010, ASAP, DOI:<br />

10.1021/ja106716.<br />

7. Coulston, R.; Jones, S.T.; Lee, T.C.; Appel, E.A.; Scherman, O.A. Chem. Commun., in press,<br />

DOI: 10.1039/C0CC03250F.


SUPRAMOLECULAR CHEMISTRY OF CALIXARENES.<br />

FUNDAMENTAL AND PRACTICAL ASPECTS<br />

Vitaly Kalchenko<br />

Institute of Organic Chemistry, National Academy of Sciences of Ukraine<br />

02660, Kiev-94, Ukraine, vik@ioch.kiev.ua, www.ioch.kiev.ua/calix<br />

Calixarenes are versatile molecular scaffolds for design of highly efficient and selective<br />

receptors, self-assembling systems and well defined functional nanostructures. The<br />

paper will report the molecular modeling, synthesis, structural investigations of<br />

phosphorus, nitrogen and sulfur containing (thia)calixarenes and their supramolecular<br />

complexes with a series of bio-relevant or ecologically hazardous molecules, cations<br />

and anions.<br />

The special attention will be paid to chiral and water-soluble calixarenes in<br />

context of bio-medical investigations. An application of the P,N,S-containing<br />

calixarenes toward radionuclides extraction, chemosensors constructions, functional<br />

nanoparticles formations and drug design will be discussed.<br />

References:<br />

[1] For review see: Cherenok S., Dutasta J.-P., Kalchenko V. Current Organic<br />

Chemistry. 2006.10. 2307-2331; Kalchenko V. UPAC. 2008. 80. 1449-1458; Rodik<br />

R.V., Boyko V.I., Kalchenko V. I. Current Medicinal Chemistry. 2009. 16 (13), 1630-<br />

1655. Cherenok S., Kalchenko V. Topics in Heterocyclic Chemistry. 2009. 20. 229-273.<br />

[2] Kasyan O., Kalchenko V., Bolte V., Bohmer V. Chem. Commun. 2006. 1932–1934.<br />

[3] Cherenok S., Vovk A., Muravyova I., Shivanyuk A., Kukhar V., Lipkowski J.,<br />

Kalchenko V. Organic Letters. 2006. 8. 549-551.<br />

[4] Notestein J.M., Andrini L.R., Kalchenko V.I., Requejo F.J., Katz A., Iglesia E.<br />

J. Am. Chem. Soc. 2007. 129. 1123-1131.<br />

[5] Cherenok S., Vovk A., Muravyova I., Shivanyuk A., Kukhar V., Lipkowski J.,<br />

Kalchenko V.Organic Letters. 2006. 8. 549-552.<br />

[6] Torgov V.G., Us T.V., Korda T.M., Kostin G.A., Miroshnichenko S.I., Klimchuk<br />

O.V., Kalchenko V.I. J. Inclusion Phenomena and Macrocyclic Chemistry. 2008. 62.<br />

51-58.<br />

[7] Klyachina M.А., Yesypenkо O.A., Pyrozhenko V.V., Shishkina S.V., Shishkin<br />

O.V., Boyko V.І., Kalchenko V.I. Tetrahedron. 2009. 65. 7085-7091.<br />

[8] Ha J.-M., Katz A., Drapailo A.B., Kalchenko V. I. J. Phys. Chem. C. 2009. 113.<br />

1137-1142.<br />

[9] Vovk A.I., Kononets L.A., Tanchuk V.Yu, Cherenok S.O., Drapailo A.B.,<br />

Kalchenko V.I., Kukhar V.I. Bioorg. Med. Chem. Lett. 2010. 20. 483–487.<br />

[10] Solovyov A.V., Cherenok S.O., Kalchenko O.I., Atamas L.I., Kazantseva Z.I., Koshets I.A.,<br />

Tsymbal I.F., Kalchenko V.I. Journal of Molecular Liquids. 2011. 159. 117–123.


Chiral Concave N-Heterocyclic Carbenes<br />

Tim Reimers, Ulrich Lüning*<br />

Otto-Diels-Institut für Organische Chemie, Olshausenstraße 40, 24098 Kiel, GER<br />

treimers@oc.uni-kiel.de, luening@oc.uni-kiel.de<br />

In the last two decades, N-heterocyclic carbenes (NHC) have gained large interest.<br />

They are widely applied in organocatalysis and also as ligands in transition metal<br />

catalyzed reactions, e.g. Grubbs’ Second Generation Catalyst. [1]<br />

Due to their versatility,<br />

a control of their reactivity and selectivity is desirable.<br />

For example, the incorporation of an NHC in a concave bimacrocycle was realized<br />

by Winkelmann (for precursor see structure A). The influence of the concave shape of<br />

[2]<br />

the catalyst in respective reactions has already been shown. In order to achieve<br />

enantioselectivity, axial chirality was created by exchanging a phenyl bridgehead for a<br />

naphthyl unit (structure B).<br />

O<br />

N<br />

N<br />

O<br />

O O<br />

Me<br />

Me<br />

O<br />

O<br />

* N N * * N N *<br />

O O<br />

O O<br />

A B C<br />

O O<br />

Figure 1: Three concave NHC precursors: A is achiral, B and C are axially chiral,<br />

but only C is configurationally stable.<br />

If the backbone of the NHC precursor is not modified, a rotation of the N-heterocycle<br />

along the CAr-N bond is observed. This leads to an equilibrium of the two<br />

enantiomers at room temperature and separation is not possible.<br />

This contribution shows an approach to avoid the rotation by adequate substitution<br />

to reach configurational stability. The synthesis of a respective axially chiral bimacro-<br />

[3]<br />

cycle has been accomplished (structure C). The stabilization of the configuration has<br />

been proven by NMR experiments and by chiral HPLC. The application of axially<br />

chiral bimacrocyclic N-heterocyclic carbenes in enantioselective supramolecular<br />

catalysis is the final goal.<br />

[1] M. Scholl, S. Ding, C. W. Lee, R. H. Grubbs, Org. Lett. 1999, 1, 953-956.<br />

[2] O. Winkelmann, U. Lüning, Supramol. Chem. 2009, 21, 223-229.<br />

[3] T. Reimers, C. Näther, U. Lüning, Eur. J. Org. Chem. 2011, 1040-1046.<br />

[2]


EUROPIUM(III) DOPED POLYELECTROLYTE<br />

NANOCAPSULES. COLLOIDAL AND PHOTOPHYSICAL<br />

PROPERTIES<br />

R. Zairov, A.Mustafina, A.Konovalov<br />

A.E.Arbuzov Institute of organic and physic chemistry KSC RAS,<br />

Kazan, 420088, Russia, e-mail: rustem@iopc.ru<br />

Novel highly luminescent europium(III) thenoyltrifluoroacetonate adduct with<br />

phosphineoxide 1 was capsulated into polyelectrolyte (PE) capsule fabricated through<br />

layer-by-layer procedure. The poly(sodium 4-styrenesulfonate) (PSS) was applied as the<br />

first layer. Positively charged polyethyleneimine (PEI) has been deposited on PSS<br />

coated particles resultin in their recharging from minus to plus. The further three layers<br />

of the abovementioned oppositely charged polyelectrolytes were stepwise deposited on<br />

PEI-PSS coated Eu(TTA)31 particles in the similar route. The multilayer PE shell<br />

protects highly luminescent core from deactivation and decomposition (due to pH<br />

changes or ligand substitution) and also provides colloidal stability of Eu(TTA)31<br />

containing capsules in water.<br />

Photophysical properties, size and<br />

electrokinetic potential in aqueous<br />

solutions were studied at the various<br />

number of PE layers. AFM images of<br />

dried samples were also obtained. The obtained core-shell nanoparticles exemplify<br />

stimuli responsive colloids, which are able to give luminescent response on the<br />

interfacial interactions with substrates. The quenching effect of organic (dye) and<br />

inorganic (metal ions) is represented as the basis of sensing function.<br />

The multifunctional core-shell nanoparticles were developed with luminescent<br />

Eu(III) complex as the core and paramagnetic metal ions with high magnetic relaxation<br />

rates (Cu(II), Mn(II) and Gd(III)) incorporated at the interlayer of the polyelectrolyte<br />

multilayer shell.<br />

Acknowledgement: RFBR (grant 10-03-00352a)


Aromaticity Switching In Porphyrinoids And Heterorphyrinoids<br />

Lechosław Latos-Grażyński<br />

University of Wrocław, Wrocław, POLAND, llg@wchuwr.pl<br />

One of the ways to study the phenomenon of aromaticity is through the synthesis of new<br />

molecules, which are often specifically designed to test various aspects of the theory or<br />

to pose new problems. 1 Aromaticity of porphyrinoids can be influenced by a variety of<br />

structural modifications, such<br />

as peripheral substitution,<br />

covalent linking of multiple<br />

macrocycles, ring expansion<br />

or contraction, and<br />

introduction of non pyrrolic<br />

subunits. The latter approach<br />

is most readily realized by<br />

replacing one of the pyrrole<br />

rings of the porphyrin with a<br />

different hetero- or carbocyclic fragment. Such a modification can have a profound<br />

influence on the aromaticity of the macrocycle, as demonstrated by the investigated<br />

family of porphyrinoids (1 – 7). The studies have been focused on the physical<br />

manifestations of aromaticity, with a special emphasis on NMR spectroscopy. The aim<br />

of the presentation is to provide a description of porphyrinoid aromaticity and its<br />

connection with linking mode of arene moieties, tautomeric equilibria, intramolecular<br />

rearrangements, reversible peripheral modifications, oxidation state or coordination. The<br />

selected processes act as peculiar reversible switches of aromaticity. For instance a<br />

figure-eight expanded porphyrinoid 5 exhibits an unprecedented controlled switching<br />

between several Möbius and Hückel π-delocalization modes. 2 Similarly the palladium<br />

complexes of vacataporphyrin 2 reveal Hückel aromaticity or Möbius antiaromaticity of<br />

[18]annulene applying a butadiene fragment of vacataporphyrin as a topology selector. 3<br />

(1) Stępień, M., Sprutta, N., Latos-Grażyński, L., Angew. Chem. Int. Ed. 2011, 50, 4288-4340.<br />

(2) Stępień, M.; Latos-Grażyński, L.; Sprutta, N.; Chwalisz, P.; Szterenberg, L. Angew. Chem. Int. Ed.<br />

2007, 46, 7869-7874.<br />

(3) Pacholska-Dudziak, E.; Skonieczny, J.; Pawlicki, M.; Szterenberg, L.; Ciunik, Z.; Latos-<br />

Grażyński, L. J. Am. Chem. Soc. 2008, 130, 6182-6195.


Supramolecular Polyoxothiometalates Paneling through<br />

{Mo2O2S2 } coordination: Structure, dynamics and<br />

Reactivity<br />

Sébastien Floquet and Emmanuel Cadot<br />

Institut Lavoisier de Versailles, UMR 8180, CNRS. Université de Versailles Saint Quentin, 45<br />

Avenue des Etats-Unis, 78035 Versailles CEDEX<br />

E.mail cadot@chimie.uvsq.fr<br />

The early transition metal oxy-sulfide<br />

clusters based on the {M2S2O2} (M=Mo or W)<br />

building unit constitute a novel, original and<br />

promising class of compounds [1] . Such molecular<br />

materials, ranging in a sub-class of the transition<br />

metal oxides, so-called polyoxometalates are of<br />

both intrinsic and fundamental interests and their<br />

properties are potentially attractive in diverse<br />

fields such as analysis, biochemistry, catalysis<br />

and medicine [2] . The acidic properties of the<br />

oxothiocation [Mo2O2S2] 2+ toward bases such as lacunary polyoxotungstate anions or<br />

hydroxide ion were investigated. [3,4]<br />

Depending on subtle variations of the synthetic<br />

conditions, large supramolecular assemblies were synthesized and characterized by single<br />

crystal X-ray diffraction and multinuclear NMR in solution. Fundamental criteria governing the<br />

stereochemistry of the self-assembly will be discussed with regard to the individual properties<br />

(geometry, host-guest complementarities, coordination requirement) of the reactive moieties.<br />

References<br />

1. E. Cadot, F. Sécheresse, Chem. Commun. 2002, 2189-2199.<br />

2. D-L. Long, R. Tsunashima, L. Cronin, Angew. Chem. Int. Ed. 2010, 49, 1736 – 1758<br />

3 J-F. Lemonnier, S. Duval, S. Floquet and E. Cadot, Israel J. Chem. 2011, 51(2) 290.<br />

4 S Duval, S. Floquet, C. Simonnet-Jégat, J. Marrot, R. Ngo Biboum, B. Keita, L. Nadjo, M. Haouas,<br />

F. Taulelle and E. Cadot, J. Am. Chem. Soc. 2010, 132, 2069-2077.<br />

1


Zwitterion-chromophore modules for<br />

white light emitting supramolecular polymers<br />

Ina Krebs and Carsten Schmuck<br />

Institute of Organic Chemistry, University of Duisburg-Essen, Universitätsstraße 7, 45141<br />

Essen, Germany<br />

With my talk I intend to show the synthesis of chromophore-zwitterion modules for<br />

supramolecular white light emitting polymers. These polymers would be formed via the selfassembly<br />

of the zwitterionic subunits. Therefore I use the self-complementary<br />

guanidiniocarbonylpyrrole-zwitterion developed by our group which has already been<br />

successfully used to obtain water stable supramolecular polymers and other nanostructured<br />

materials such as vesicles. [1,2] By combining this zwitterion with different fluorescent<br />

chromophores, light emitting supramolecular polymers should be accessible.<br />

Figure 1: Synthesized molecules.<br />

As known from the theory behind different color spaces, white light emission is obtained by<br />

mixing different colored dyes e.g. red, green and blue dyes. With the right mixing ratio of<br />

different colored zwitterions-chromophore units it should be possible to get a white light<br />

emitting solution. The main advantage of this zwitterion driven supramolecular aggregation,<br />

besides its stability in aqueous solutions, is that the self-aggregation can be reversibly<br />

switched on and off e.g. by pH adjustments.<br />

[1] C. Schmuck, W. Wienand, J. Am. Chem. Soc. 2002, 125, 452 - 459.<br />

[2] C. Schmuck, T. Rehm, K. Klein, F. Gröhn, Angew. Chem. 2007, 46, 1693 - 1697.


1<br />

Synthesis and Cation-Dependent Photophysical Properties of<br />

Crown-Containing 1,8-Naphthalimide Derivatives<br />

P. A. Panchenko 1 *, Yu. V. Fedorov 1 , O. A. Fedorova 1 , G. Jonusauskas 2<br />

Institute of Organoelement Compounds of Russian Academy of Sciences, Vavilova 28,<br />

Moscow, 119991, Russia. E-mail: pavel@ineos.ac.ru<br />

2<br />

Centre de Physique Moléculaire Optique et Hertzienne (CPMOH), UMR CNRS 5798,<br />

Université Bordeaux 1, 351, Cours de la Libération, 33405 Talence, France<br />

During the last years, much attention has been paid to the design, synthesis and<br />

characterization of photochemical molecular devices, which combine chromophore<br />

signaling units and receptor groups capable of binding of molecules and ions. Such<br />

devices can find employment in many disciplines such as biochemistry, clinical and<br />

medical sciences, analytical chemistry and environmental science.<br />

Naphthalimide derivatives with EDG at the 4-th position of naphthalene ring are<br />

well known organic chromophores and fluorophores showing good photostability and<br />

strong emission and absorption bands in the visible region. Thus, this type of<br />

compounds has been successfully used as signaling units for the design of ion-active<br />

molecular systems.<br />

R = H, Ac<br />

RHN<br />

Ar =<br />

PET FRET<br />

O<br />

O<br />

N Ar<br />

O<br />

H 2 N<br />

O<br />

O<br />

N<br />

O<br />

O<br />

O O<br />

O<br />

H<br />

N<br />

O<br />

N<br />

O<br />

O<br />

O<br />

N<br />

O O<br />

The present paper reports synthesis and investigation of spectral properties of<br />

naphthalimides containing crown ether substituents in N-aryl moiety. Compounds under<br />

study were found to respond to the presence of metal ions in MeCN solution via the<br />

enhancement of fluorescence intensity. The observed spectral effects were attributed to<br />

inhibition of PET process between naphthalimide chromophore and electron donating<br />

N-aryl group upon the complex formation. It was also demonstrated that the efficiency<br />

of energy transfer (FRET, Förster Resonanse Energy Transfer) between naphthalimide<br />

units in crown ether containing bis(chromophore) systems can be operated by the<br />

addition of metal ions.<br />

Ar


Chemoinformatics approaches to virtual screening and in silico design<br />

Alexandre Varnek,<br />

Laboratory of Chemoinformatics, UMR 7177 CNRS, University of Strasbourg<br />

http://infochim.u-strsabg.fr<br />

The goal of virtual screening is to discover putative hits in large databases of chemical<br />

compounds (usually ligands for biological targets) and to remove molecules possessing<br />

unfavorable properties. Thus, virtual screening significantly reduces the number of candidate<br />

molecules to be synthesized and tested experimentally.<br />

In drug design, two types of virtual screening are used: structure-based and ligandbased.<br />

The former explicitly uses the three dimensional structure of a biological target, whereas<br />

the latter uses only information about structure of organic molecules and their properties<br />

(activities).<br />

Here, we discuss an application of different theoretical approaches to computer-aided<br />

design of new drugs and materials. Particular attention is paid to the discovery of (i) new ionic<br />

liquids and (ii) some synthetic inhibitors of platelet aggregation.<br />

References.<br />

RGD-mimetic in the binding site of<br />

the integrin αIIbβ3 receptor<br />

G. Marcou, I. Billard, A.Ouadi and A. Varnek "In silico design of new ionic liquids (ILs) based on QSPR models<br />

of ILs viscosity J. Phys. Chem. B, 2010, 115 (1), 93–98<br />

A. Varnek and I. I. Baskin "Chemoinformatics as a theoretical chemistry discipline".<br />

Mol. Informatics, 2011, 30, 20 – 32


Mirco- and Mesoporous Coordination Polymers: Synthesis, Structure<br />

and Properties<br />

Vladimir P. Fedin<br />

Nikolaev Institute of Inorganic Chemistry SB RAS, 630090 Novosibirsk, Russia<br />

Synthesis, structure and functional properties of microporous and mesoporous metal-<br />

organic coordination polymers will be considered. Hybrid MIL-101/polyoxotungstate<br />

materials were used for selective oxidation of a range of alkenes with aqueous hydrogen<br />

peroxide. The selectivities toward epoxides were comparable or even superior to the<br />

corresponding homogeneous polyoxotungstates and strongly depended on the alkene<br />

nature. Under the reaction conditions employed, the hybrid materials were stable to<br />

leaching, behaved as true heterogeneous catalysts and could be used repeatedly several<br />

times without suffering a loss of the activity and selectivity.<br />

Enantiopure (homochiral) porous absorbents provide great opportunities for<br />

stereoselective sorption of chiral guest molecules and therefore highly demanded for<br />

separation and purification of important substrates including drugs and other bioactive<br />

molecules. Porous homochiral coordination polymers represent promising class of<br />

porous chiral absorbents due to high versatility of structural design; however the<br />

synthetic accessibility still remains a challenging problem here. Starting from<br />

enantiopure lactic, mandelic, camphoric, malic and aspartic acids we obtained series of<br />

homochiral porous coordination polymers with isoreticular topologies. These structures<br />

share the same building chiral motif with rigid linkers controlling the important<br />

structural properties (the pore sizes, free accessible volumes) and stability of the metal-<br />

organic frameworks upon guest exchange. These structures were shown to possess<br />

remarkable size- and enantioselective sorption properties toward chiral alcohols and sulfoxides.<br />

More important, some chiral drug precursors also show notable enantioselectivity upon<br />

inclusion into these homochiral porous coordination polymers.<br />

The research was partially supported by the Russian Foundation for Basic Research<br />

(11-03-00112) and Russian Academy of Sciences (program 5.6.1).


Polyphosphorus Ligands in Supramolecular Chemistry<br />

M. Scheer, F. Dielmann, A. Schindler and S. Welsch<br />

Prof. Dr. Manfred Scheer, Universität Regensburg, 93040 Regensburg (Germany)<br />

In contrast to common approaches in supramolecular chemistry, our research is<br />

focused on the use of substituent-free Pn-ligand complexes like the tetrahedrane<br />

[CpMo(CO)2(η 3 -P3)], the cyclo-P4 containing complex [Cp''Ta(CO)2(η 4 -P4)] and the<br />

sandwich complex [Cp*Fe(η 5 -P5)] as connecting units for different metal centres to<br />

form oligomers, 1D and 2D coordination polymers, and fullerene-like aggregates. [1]<br />

Furthermore, via molecular recognition it is possible to encapsulate fullerenes like C60<br />

or carboranes by the [Cp*Fe(η 5 -P5)]/CuCl system (see below). [2]<br />

In contrast, the reaction of different Pn-ligand complexes with the Ag I salt of the weakly<br />

coordinating anion [Al{OC(CF3)3}4]ˉ leads to novel polycationic polymers, which show<br />

extensive dissociation and exhibit dynamic behaviour in solution. [3]<br />

The talk will focus<br />

on the structure and properties of the spherical giant molecules as well as on the<br />

dynamic behaviour of the polycationic polymers.<br />

Literature:<br />

[1] (a) J. Bai, A. V. Virovets, M. Scheer, Science 2003, 300, 781; (b) M. Scheer, J. Bai,<br />

B. P. Johnson, R. Merkle, A. V. Virovets, C. E. Anson, Eur. J. Inorg. Chem. 2005, 4023;<br />

(c) M. Scheer, Dalton Trans. 2008, 4372; (d) B. P. Johnson, F. Dielmann, G. Balázs, M.<br />

Sierka, M. Scheer, Angew. Chem. Int. Ed. 2006, 45, 2473. [2] (a) M. Scheer, A.<br />

Schindler, R. Merkle, B. P. Johnson, M. Linseis, R. Winter, C. E. Anson, A. Virovets, J.<br />

Am. Chem. Soc. 2007, 129, 13386; (b) M. Scheer, A. Schindler, C. Gröger, A. V.<br />

Virovets, E. V. Peresypkina, Angew. Chem. Int. Ed., 2009, 48, 5046; (c) S. Welsch, C.<br />

Gröger, M. Sierka and M. Scheer, Angew. Chem. Int. Ed., 2011, 50, 1435–1438. [3] (a)<br />

M. Scheer, L. J. Gregoriades, A. V. Virovets, W. Kunz, R. Neueder, I. Krossing, Angew.<br />

Chem. Int. Ed. 2006, 45, 5689; (b) M. Scheer, L. J. Gregoriades, M. Zabel, J. Bai, I.<br />

Krossing, G. Brunklaus, H. Eckert, Chem. Eur. J. 2008, 14, 282.


Synthesis, characterizations and applications of cyclic<br />

oxothiomolybdenum rings<br />

Sébastien Floquet, Akram Hijazi, Justin Kemmegne-Mbouguen, Jérôme Marrot<br />

and Emmanuel Cadot<br />

Institut Lavoisier de Versailles, UMR 8180, Université de Versailles, 45 av. des Etats Unis, 78035<br />

Versailles, France. sebastien.floquet@chimie.uvsq.fr, cadot@chimie.uvsq.fr<br />

In the last decade, we have derived the first members of a new family of<br />

polyoxometalates (POM) compounds, the cyclic polyoxothiomolybdates, and started<br />

exploring their properties. This fascinating class of compounds results from the selfcondensation<br />

of [Mo2O2S2(H2O)6] 2+<br />

building blocks around various types of ligands.<br />

Among these ligands, the tremendous propensity of the Mo-rings to encapsulate<br />

polycarboxylate anions as guest components allowed us to obtain a wide family of Morings<br />

differing by their shape, their size and their charge. In the present contribution, we<br />

will present the synthesis of some of these supramolecular compounds with a particular<br />

attention for NMR characterizations and studies in solution and their electro-catalytic<br />

properties toward the reduction of protons into hydrogen.<br />

B. Salignac, S. Riedel, A. Dolbecq, F. Sécheresse, E. Cadot, J. Am. Chem. Soc., 2000, 122, 10381;<br />

J.-F. Lemonnier, S. Floquet, J. Marrot, E. Terazzi, C. Piguet, P. Lesot, A. Pinto and E. Cadot,<br />

Chem. Eur. J., 2007, 13, 3548; B. Keita, S. Floquet, J.-F. Lemonnier, E. Cadot, A. Kachmar, M.<br />

Bénard, M.-M. Rohmer, L. Nadjo, J. Phys. Chem. C, 2008, 112, 1109-1114 ; S. Floquet, S. Brun,<br />

J.-F. Lemonnier, M. Henry, M.-A. Delsuc, Y. Prigent, E. Cadot and F. Taulelle, J. Am. Chem. Soc.,<br />

2009, 131, 17254-17259 ; S. Duval, S. Floquet, C. Simonnet-Jégat, J. Marrot, R. Ngo Biboum, B.<br />

Keita, L. Nadjo, M. Haouas, S. Brun, F. Taulelle and E. Cadot, J. Am. Chem. Soc., 2010, 132,<br />

2069-2077 ; J.-F. Lemonnier, S. Duval, S. Floquet, E. Cadot, Isr. J. Chem., 2011, 51, 290-302<br />

(review).


Lithium-controlled hierarchical assembly of Ti(IV)-Helicates<br />

Elisabeth Isaak,<br />

Markus Albrecht<br />

Institut für Organische Chemie, RWTH Aachen, Landoltweg 1, 52074 Aachen,<br />

Germany<br />

e-mail: Elisabeth.Isaak@rwth-aachen.de<br />

Dinuclear triple-stranded titanium(IV) complexes are formed in hierarchical, lithiumtemplated<br />

assembly from catecholate ligands and TiO(acac)2.<br />

An equilibrium between<br />

monomeric and dimeric units. For the formation of the dimer, two mononuclear<br />

complexes are connected by non-covalent spacers.<br />

The introduction of chiral information leads to diastereomers. In this study we changed<br />

the position of chiral center and used the ligands from nature's chiral pool building<br />

blocks for favoring one diastereomer.<br />

The properties of the complexes are studied by NMR, ESI FT-ICR MS and CD<br />

spectroscopy methods as well as X-ray diffraction.<br />

References:<br />

[1] M. Albrecht, S. Mirtschin, M. de Groot, I. Janser, J. Runsink,G. Raabe, M. Kogej,<br />

C. A. Schalley and R. Fröhlich, J. Am. Chem. Soc. 2005, 127, 10371.<br />

[2] M. Albrecht, E. Isaak, M. Baumert, V. Gossen, G. Raabe and R. Fröhlich, Angew.<br />

Chem. 2011, 123, 2903; Angew. Chem. Int. Ed., 2011, 50, 2850.


ADVANCES IN THE SUPRAMOLECULAR CHEMISTRY OF<br />

TETRAPYRROLIC COMPOUNDS<br />

1,2<br />

Gorbunova Yu.G.<br />

1 A.N. Frumkin Institute of Physical Chemistry and Electrochemistry RAS, Moscow<br />

2 N.S. Kurnakov Institute of General and Inorganic Chemistry RAS, Moscow, Russia<br />

yulia@igic.ras.ru<br />

The first decade of the 21st century promoted an increase of the number of<br />

research devoted to the chemistry of tetrapyrrole compounds. On the one hand, this is<br />

due to the development and improvement of methods of investigation of compounds<br />

and materials, so it becomes possible to determine the exact composition, structure and<br />

purity of complex macrocyclic compounds. On the other hand, metal complexes with<br />

tetrapyrrolic compounds possess unique properties and as a result they used in the<br />

development of new functional materials 1-3<br />

.<br />

The report analyzes the approaches toward synthesis of tetrapyrrole compounds<br />

(porphyrins and phthalocyanines) - homo-and heteroleptic, as well as homo-and<br />

heteronuclear complexes. The construction of solid-state supramolecular architectures<br />

on the basis of tetrapyrrolic compounds will be specially discussed.<br />

Acknowledgements: We thanks European Research Association “SUPRACHEM”,<br />

RFBR (grant 09-03-93117) and CNRS for financial support.<br />

1. Phthalocyanines: Properties and Applications; Lever, A. B. P., Leznoff, C. C., Eds.;<br />

VCH: New York, 1989; Vols. 1-4.<br />

2. The Porphyrin Handbook; Kadish, K. M., Smith, K. M., Guilard, R., Eds.; Academic<br />

Press: San Diego, CA, 2000, 2003; Vols. 1-20.<br />

3. Functional Phthalocyanine Molecular Materials; Jiang, J. Ed.; Springer: Berlin, 2010.


Luisa De Cola<br />

Germany, Münster<br />

"Self-Assembly for the Creation of New (electro)Luminescent Materials"


Supramolecular Control of Catalyst Selectivity in the<br />

Hydroformylation<br />

Paweł Dydio,<br />

Wojciech I. Dzik, M. Lutz, Bas de Bruin, Joost N.H. Reek*<br />

Van’t Hoff Institute for Molecular Sciences University of Amsterdam,<br />

Science Park 904, 1098 XH, Amsterdam (The Netherlands)<br />

e-mail: p.f.dydio@uva.nl, j.n.h.reek@uva.nl<br />

A new approach in homogeneous catalysis involves the pre-organisation of a substrate<br />

by specific recognition, affording unusually high selectivities. 1,2<br />

Here we present DIMPhos (1), a new bidentate phosphorus ligand with an integral anion<br />

3<br />

recognition site. The supramolecular interactions between the binding pocket of the<br />

Rh(1)-catalyst and alkenes containing anionic functionalities provide an excellent<br />

design-concept to achieve remote control of the regioselectivity in hydroformylation.<br />

DFT calculations show that the substrate anchoring highly restricts movement of the<br />

reactive double bond, and hence favours one reaction pathway. This gives rise to the<br />

observed highly selective hydroformylation of a variety of unsaturated carboxylic and<br />

phosphonic acids. 4<br />

This provides the first example of wide-ranging remote control of<br />

catalyst selectivity by secondary substrate-ligand interactions. In this contribution we<br />

discuss the mechanism and the substrate range of this multifunctional catylitic system.<br />

1<br />

Breuil, P-A.R.; Patureau, F.W.; Reek, J.N.H. Angew. Chem. Int. Ed. 2009, 2162.<br />

2<br />

Smejkal, T.; Breit, B. Angew. Chem. Int. Ed. 2008, 311; Chem. Eur. J. 2010, 2470.<br />

3<br />

Dydio, P.; Zieliński, T.; Jurczak, J. Chem. Commun. 2009, 4560; Org. Lett. 2010, 1076.<br />

4<br />

Dydio, P.; Dzik, W.I; Lutz, M.; de Bruin, B; Reek, J.N.H. Angew.Chem.Int.Ed. 2011, 396.


Cationic amphiphilic calixarenes:<br />

self-assembling in water solutions and virus-sized DNA nanoparticles<br />

Rodik, R.V., a Jain, N., b Miroshnichenko, S.I., a Richert, L., b Kalchenko, V.I., a Mely,<br />

Y., b Klymchenko, A. S. b<br />

a Institute of Organic Chemistry National Academy of Sciences of Ukraine;<br />

Murmanska str.,5 02660, Kyiv-94, Ukraine E-mail: manli@ioch.kiev.ua<br />

b Laboratory of Biophotonics and Pharmacology, Faculty of Pharmacy, University<br />

of Strasbourg; 74, route du Rhin BP 60024 F-67401 Illkirch Cedex, France<br />

E-mail: aklymchenko@pharma.u-strasbg.fr<br />

The highly diverse biomedical applications of calixarene now include antibacterial,<br />

anticancer, antiviral, selective enzyme blocking and mimicking, as well as protein<br />

complexation 1 . On the other hand macro cycles (including calixarenes) were recently<br />

used as scaffolds for the synthesis cationic agents for gene delivery. However, only a<br />

few reports describe the interaction of cationic calix[4]arenes with DNA for gene<br />

delivery applications 2 .<br />

In this report, we present synthesis of cationic calixarenes and investigation of their<br />

self-assembly in aqueous solutions. Moreover, DNA binding experiments were carried<br />

out and good gene transfection properties of calixarenes were evidenced.<br />

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+<br />

N<br />

N+ N +<br />

N +<br />

OH<br />

OHCl HO<br />

HO<br />

Cl<br />

Cl<br />

O O O O<br />

1 2 2<br />

R R R R<br />

1<br />

CX3 1 R= 2 R= C3 H 7 -n<br />

CX6 1 R= 2 R=C 6 H 13 -n<br />

CX8 1 R= 2 R=C 8 H 17 -n<br />

CX12-8 1 R= C 12 H 25 -n, 2 R= C 8 H 17 -n<br />

CX12 1 R= 2 R=C 12 H 25 -n<br />

CX16 1 R= 2 R=C 16 H 33 -n<br />

Cl<br />

Cl Cl<br />

O O O O<br />

1 2 2<br />

R R 1 R R<br />

Cl<br />

Cl<br />

NH2 H N<br />

NH2<br />

2 H2N<br />

Cl +<br />

+ + Cl<br />

N N Cl +<br />

N<br />

N<br />

O O O O<br />

1 2 2 1<br />

R R R R<br />

CX8N 1R= 2R=C8H17-n CX12-8N 1R= C12H25-n, 2R= C8H17-n We show that calix[4]arenes bearing long alkyl chains can form micelles of 6-9 nm<br />

diameter at micromole concentration range, which can further condense different types<br />

of DNA into small and stable particles of 40-100 nm diameter. These nano-particles,<br />

which probably contain a single DNA molecule, exhibit promising transfection<br />

properties in cell culture 3 .<br />

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a b c d<br />

a: chemical structure of CX8; b: its schematic view; c: nanoscopic micelle formation<br />

in aqueous solutions and d: nano-particles formed by CX8 and DNA molecule.<br />

1<br />

Rodik, R. V.; Boyko, V. I.; Kalchenko, V. I., Current Medicinal Chemistry 2009, 16, 1630.<br />

2<br />

Bagnacani, V.; Sansone, F.; Donofrio, G.; Baldini, L.; Casnati, A.; Ungaro, R., Organic Letters 2008,<br />

10, 3953; Lalor, R.; DiGesso, J.L.; Mueller, A.; Matthews, S.E.: Chem. Commun., 2007, 4907.<br />

3<br />

Rodik, R.V., Jain, N., Miroshnichenko, S.I., Richert, L., Kalchenko, V.I., Mely, Y., Klymchenko, A. S.<br />

Chemistry – A European Journal. In press.<br />

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Synthesis and investigation of complexing, optical and electrochemical activities of<br />

crown-containing oligothiophene derivatives<br />

Artemiy Mizerev a , Elena Lukovskaya a , Olga Fedorova a , Yury Fedorov b , Alla Bobylyova a , Anna<br />

Moiseeva a , Aleksander Anisimov a<br />

a<br />

Department of Chemistry, M.V. Lomonosov Moscow State University, Leninskie Gory, 119992 Moscow,<br />

Russia, E-mail: lukov@petrol.chem.msu.ru; Fax: +7 (495) 932 85 68<br />

b<br />

A.N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, 28 Vavilova<br />

str., 119991, Moscow, Russia<br />

Functional oligothiophenes have attracted comprehensive interest among researchers all over the<br />

world and have actually been advanced to be among the most frequently used π-conjugated materials, in<br />

particular as active components in organic electronic devices and molecular electronics.<br />

Thiophene-containing donor-acceptor substituted systems show electron and energy transfer<br />

processes. The changes in physical properties (e.g., absorption, fuorescence, electrochemistry, etc.) of<br />

these derivatives strongly depended on the nature of both the π-conjugation and the type of donor-<br />

acceptor substitution. We introduced in conjugated system thiophene carrying 15-crown-5-ether ring<br />

directly linked to the 3- and 4-positions of the thiophene ring (1) or benzo-15-crown-5-ether (2) as a<br />

donor and pyridine residue as an acceptor.<br />

Fe +2 , Cd +2<br />

N<br />

electrochemical response<br />

S<br />

S<br />

optical response<br />

O<br />

O<br />

O<br />

O<br />

O<br />

Mg +2 , Ca +2 , Ba +2<br />

Presented molecules contains two centres of coordination: crown-ether and pyridin fragments. It is<br />

known that 15-crown-5-ether in the solution of acetonitrile forms strong complexes with cations of<br />

alkaline earth metals. Cations of heavy metals coordinate pyridin fragment with a formation of complex<br />

compounds. Coordination of cations with crown-ether fragment causes hypsochromic shift of absorbance<br />

spectra, but optical response is low. Coordination with pyridine fragment causes bathochromic shift. In<br />

this case the response is remarkable.<br />

Electrochemical activity of the complexes corresponds with the optical ones. Complex compounds<br />

with crown-ether are electrochemical inactive and there is a notable response in case of pyridin fragment.<br />

Acknowledgments to RFBR program (09-03-00550).


Supramolecular devices based on photoresposive assemblies of<br />

cucurbit[7]uril and crown-ether derived styryl and (bis)styryl dyes<br />

lga A. Fedorova, 1* Ekaterina Yu. Chernikova, 1 Yuri V. Fedorov, 1<br />

lena N. Gulakova, 1 Gediminas Jonusauskas, 2 Lyle Isaacs 3*<br />

1<br />

A. N. Nesmeyanov Institute of Organoelement Compounds of the Russian Academy of<br />

Sciences, 28 Vavilova str., Moscow, 119991 Russia, fedorova@ineos.ac.ru,<br />

2<br />

<strong>Laboratoire</strong> Ondes et Matière d’Aquitaine – Bordeaux University I, UMR CNRS<br />

5798, 351 Cours de la Libiration, 33405 Talence, France,<br />

3<br />

Department of Chemistry and Biochemistry, University of Maryland, College Park,<br />

MD 20742, USA<br />

The rigid structure, good water solubility, and ability to form tight complexes<br />

with molecules and ions make CB[7] particularly attractive as a building block for the<br />

construction of supramolecular architectures and devices. This report describes the<br />

interaction of CB[7] molecular container with crown ether styryl and (bis)styryl dyes by<br />

(1) cation-dipole interactions between the positively charged dyes and the ureidyl C=O<br />

dipoles which line the CB[n] portals, and (2) hydrophobic interactions between the<br />

guest and the CB[n] host cavity. We found that the composition of the formed<br />

complexes depends on the relative stoichiometry of dye and CB[7].<br />

For the monostyrylic dyes the photoinduced moving of exited dye in CB[7]<br />

cavity was proved by analysis of the steady state and time-resolved fluorescence as well<br />

as pump-probe experimental results. The behavior of the complexes of dyes with CB[7]<br />

similar to moving of piston in cylinder which uses the light photon energy to move.<br />

Acknowledgments to RFBR program (09-03-00241) and IRG “SUPRACHEM” for<br />

financial support.


Molecular Tectonics: Design of Enantiomerically Pure Tubular Crystals<br />

Mir Wais Hosseini, Institut Le Bel, University of Strasbourg (France). E-mail:<br />

hosseini@unistra.fr<br />

The preparation of chiral porous solids is of interest for chiral transformation. However, the<br />

design of crystalline materials displaying enantiomerically pure cavities or channels still<br />

remains a challenge. A possible strategy for the generation of such materials may be based on<br />

crystals composed of helical strands provided that the dimension of the helical space can be<br />

controlled and its handedness imposed. Several examples of helical metal-organic frameworks<br />

have been reported. Although the majority of infinite helical architectures described is<br />

composed of 1-D networks. Examples of 2-D and 3-D helical networks have been also<br />

published.<br />

Using the molecular tectonics approach [1], coordination networks [2] may be obtained by<br />

combining metallatectons, i.e. metal centres or metal complexes offering at least two free<br />

coordination sites oriented in a divergent manner , with organic coordinating tectons<br />

possessing at least two divergently oriented ligating sites. For the design of helical<br />

coordination networks, one may combine ZnSiF6, forming in the presence of organic tectons<br />

an infinite pillar by bridging consecutive zinc cations by SiF62-, anions through Zn-F bonds<br />

[3]. The formation of enantiomerically pure 2-D helical coordination networks based on<br />

combinations of rigid enantiomerically pure bismonodentate tectons 1-4 (Scheme) with<br />

ZnSiF6 will be presented and discussed.<br />

[1] S. Mann, Nature, 1993, 365, 499; M. Simard, D. Su and J. D. Wuest, J. Am. Chem. Soc.,<br />

1991, 113, 4696; M. W. Hosseini, Acc. Chem. Res., 2005, 38, 313.<br />

[2] M. W. Hosseini, CrystEngComm., 2004, 6, 318.<br />

[3] M.-J. Lin, A. Jouaiti, N. Kyritsakas, M. W. Hosseini, CrystEngCom., 2009, 11,189; M.-J.<br />

Lin, A. Jouaiti, D. Pocic, N. Kyritsakas, J.-M. Planeix, M. W. Hosseini, Chem. Commun.,<br />

2010, 46, 112; M.-J. Lin, A. Jouaiti, N. Kyritsakas, M. W. Hosseini, CrystEngComm., 2010,<br />

12, 67; M.-J. Lin, A. Jouaiti, N. Kyritsakas, M. W. Hosseini, CrystEngCom., 2011, 13, 776.


The sensing of interfacial interactions of Tb-doped silica nanoparticles<br />

with various substrates through the "on-off-on" switching of Tb-<br />

centered luminescence. Mechanisms and applications.<br />

V. Burilov a,b , A. Mustafina b , V. Skripacheva b , S. Fedorenko b , O. Bochkova b , R.<br />

Zairov b , I. Antipin a,b , A. Konovalov a,b<br />

.<br />

a - Kazan Federal University, A.Butlerov Institute of Chemistry, Kremlyovskaya St.,<br />

18, Kazan 420008; b - A.E. Arbuzov Institute of Organic and Physical Chemistry,<br />

Arbuzov Street, 8, 420088 Kazan, Russia.<br />

Silica nanoparticles have gained much attention during recent decades due to<br />

their wide use in medicine and bioanalysis. Lanthanide complexes have gained a great<br />

deal of attention owing to their unique spectroscopic characteristics, including long<br />

fluorescence lifetime, large Stokes shift, and sharp line-like emission bands. Therefore<br />

lanthanide complexes are applied as dopants into silica nanoparticles. Due to good<br />

signal-to-noise ratio such nanoparticles are efficient biomarkers, while their application<br />

in biosensing is more sparsely. The present report introduces luminescent core-shell<br />

nanoparticles as the nanosized sensors, which recognize inorganic and organic<br />

substrates through the “on-off” and “off-on” switching of the emission. Various<br />

synthetic procedures have been used to modify the morphology of the core-shell<br />

nanoparticles. The comparison of photophysical properties of nanoparticles with various<br />

morphology reveals the effect of coating on the luminescence. The “on-off” switching<br />

results from the interfacial interactions of the Tb(Eu)-doped nanoparticles with so called<br />

quenching molecules and ions, such as dyes and transition metal ions. The “off-on”<br />

switching can be achieved through the competitive interfacial binding of the quenching<br />

versus nonquenching molecules. Both steady state and time resolved quenching<br />

measurements have been analyzed to distinguish the contributions of static and dynamic<br />

mechanisms in the quenching of the luminescent core through the interfacial<br />

interactions of core-shell nanoparticles with quenching molecules. Though the dynamic<br />

quenching through the energy transfer is the key mechanism, the static quenching<br />

through the readsorption and light scattering should be also taken into account.


Thermodynamic Template Effect in DCC<br />

Josè Augusto Berrocal, Roberta Cacciapaglia, Stefano Di Stefano,<br />

and Luigi Mandolini.<br />

IMC-CNR Sezione Meccanismi di Reazione and Dipartimento di Chimica,<br />

Università “Sapienza”di Roma, piazzale Aldo Moro 5, 00185, Roma<br />

joseaugusto.berrocal@uniroma1.it<br />

Dynamic Combinatorial Chemistry (DCC) studies the generation of libraries of<br />

compounds which are fully interchangeable under mild conditions. 1 The most appealing<br />

feature of DCC is the chance to amplify the yield of one of the above compounds by<br />

means of the addition of an appropriate template (an ion or a neutral molecule) which<br />

selectively binds and offers stabilization to that specific compound.<br />

The acid-catalyzed transacetalation of formaldehyde acetals is a suitable reaction for the<br />

generation of well-behaved Dynamic Libraries of cyclophane formals. In the present<br />

communication we report the experimental results related to a quantitative definition of<br />

thermodynamic template effect 2 and the results obtained with a new well-behaved<br />

dynamic library of cyclophanes based on the bis[4-(hydroxymethyl)phenyl]methane<br />

unit (Fig 1). 3<br />

Fig 1. Dynamic library based on the bis[4-(hydroxymethyl)phenyl]methane unit.<br />

References<br />

1<br />

Corbett, P. T.; Leclaire, J.; Vial, L.; West, K. R.; Wietor, J.-L.; Sanders, J. K. M.;<br />

Otto, S., Chem. Rev., 2006, 106, 3652�3711;<br />

2<br />

Berrocal, J. A.; Cacciapaglia, R.; Di Stefano, S.; Mandolini, L., manuscript in<br />

preparation.<br />

3<br />

Berrocal, J. A.; Cacciapaglia, R.; Di Stefano, S.; Mandolini, L., manuscript in<br />

preparation.


Molecular recognition of organic quests by thin layers of phosphorus-<br />

a<br />

containing dendrimer.<br />

Gerasimov A.V., a Ziganshin M.A., a Gorbatchuk V.V., a Kovalenko V.I., b<br />

Caminade A-M., c Majoral J-P. c<br />

A.M. Butlerov Institute of Chemistry, KFU, 420008, Kazan, Kremlevskaya, 18,<br />

e-mail: Alexander.Gerasimov@ksu.ru<br />

b A.E. Arbuzov Institute of Organic and Physical Chemistry, KSC, RAS, 420088,<br />

Kazan, Arbuzova, 8<br />

c<br />

Université de Toulouse, UPS, INPT, LCC, F-31077 Toulouse, France<br />

Dendrimers are well applicable for the elaboration of sensors, and as<br />

nanoparticle catalysts. Having tightly packed end groups, dendrimers of higher<br />

generations are selective to the size and shape of guest molecules with a preference to<br />

the smaller and less branched guests. In this respect, dendrimers are more selective than<br />

liquid or rubbery polymers, which do not have a special molecular recognition<br />

compared with ordinary liquid solvents.<br />

In present work the sorption capacity for 30 volatile guests, binding reversibility,<br />

guest desorption kinetics and guest exchange, glass transition behavior and ability to be<br />

plasticized with guest were studied for phosphorus dendrimers of the first (G1), second<br />

(G2), third (G3) and fourth (G4) generation with core >P(S)–, spacer unit p-(–O–C6H4–<br />

CH=N–N(CH3)–), branch unit –P(S)< and terminal group p-(–O–C6H4 –CHO) using<br />

quartz crystal microbalance sensor, FTIR microspectroscopy, atomic force microscopy,<br />

simultaneous thermogravimetry and differential scanning calorimetry combined with<br />

mass-spectrometry of evolved vapors. The dendrimers were found to have a different<br />

selectivity for different homological series of guests, high glass transition points without<br />

plasticization with guest even at high temperatures and saturation levels, moderate<br />

guest-binding irreversibility and ability both for effective guest exchange and<br />

independent guest sorption. These properties constitute an advantage of the studied<br />

dendrimers as receptor materials in various applications.<br />

This work was supported by RFBR 11-03-01215 and Federal Program<br />

"Research and scientific-pedagogical personnel of Innovative Russia" for 2009-2013<br />

(State number P2345).


Bioactive nanoscale supramolecular assemblies of ionic and non ionic<br />

oligoperoxide based surfactants with drugs, DNA and RNA in water<br />

O. Zaichenko 1 , N. Mitina 1 , T. Skorokhoda 1 , E. Filyak 2 , N. Boiko 2 , L. Ivanytska 2<br />

,<br />

1 1 1<br />

A. Riabtseva , M. Moskvin , V. Novikov , R. Stoika<br />

Lviv Polytechnic National University, 12 S. Bandera St., 79013, Lviv, Ukraine;<br />

Lviv Institute of Cell Biology, 14/16 M. Dragomanov St., 79005, Lviv, Ukraine<br />

E-mail: zaichenk@polynet.lviv.ua<br />

Novel heterofunctional carbon chain oligoperoxides were used as multi-site radical<br />

initiators for controlled synthesis of surface-active comb-like and block copolymers<br />

combining links and branches of cationic, anionic or/and nonionic polyethylene glycol<br />

(PEG) type. The surfactants were of controlled functionality, chain length, solubility,<br />

surface activity and reactivity. There was shown the formation of non stoichiometric<br />

intermolecular complexes via mechanisms of electrostatic interaction, due to formation<br />

of hydrogen bonds as well as a result of hydrophobic interaction providing arising<br />

nanoscale supramolecular structures in the media of various polarities. The formation of<br />

highly stable nanoscale supramolecular assemblies of oligomers and polymers of ionic<br />

and non ionic natures with low molecular weight and polymeric substances such as<br />

anionic or cationic surfactants including polyelectrolytes, antimicrobial and anticancer<br />

drugs, plasmid DNA and RNA were studied using conductometry, turbidimetry,<br />

dynamic light scattering, NMR, IR-, UV- spectroscopy and other chemical and<br />

physical-chemical techniques. The intermolecular complex formation accompanied by<br />

sharp change of physical-chemical properties of the mixtures in narrow component<br />

concentration range was observed. This witnesses the arising highly dispersed new<br />

phase comprising of micelle-like hydrophobic zones as a result of oligoperoxide<br />

surfactant and other component interaction stabilized by surfactant hydrophilic<br />

fragments. The main driving forces of the phenomenon are electrostatic and<br />

hydrophobic interactions. The formation of nanoscale hydrophobic zones in the system<br />

was confirmed by both light scattering technique and water insoluble drug<br />

solubilization. It was established that such water preparations provide essential<br />

enhancement of antimicrobial and anticancer activity due to synergism of simultaneous<br />

action of medicines and oligoperoxide based carriers.<br />

2


Towards a molecular assembly based on<br />

1,10-phenanthroline-functionalized phthalocyanines<br />

Martynov A.G. 1,2 , Gorbunova Yu.G. 1,2 , Tsivadze A.Yu. 1,2 , Sauvage J.-P. 3<br />

1<br />

A.N. Frumkin Institute of Physical Chemistry and Electrochemistry RAS, Moscow,<br />

Russia, martynov.alexandre@gmail.com, 2 N.S. Kurnakov Institute of General and<br />

Inorganic Chemistry RAS, Moscow, Russia yulia@igic.ras.ru,<br />

3<br />

Institut de Science et d'Ingénierie Supramoléculaires, Strasbourg, France,<br />

jpsauvage@unistra.fr<br />

With the aim to broaden the family of molecular assemblies based on<br />

tetrapyrrolic scaffold, we designed and synthesized a novel phthalocyanine complex,<br />

[(MC)4Pc]Zn, bearing four lateral macrocycles containing each a phenanthroline group.<br />

The compound turned to be almost insoluble in common organic solvents due to strong<br />

aggregation. However, introduction of Cu(I) in the macrocycle coordination sites<br />

afforded soluble a complex which does not aggregate in chloroform-acetonitrile mixture<br />

as evidenced by UV-Vis spectroscopy. The attempt was made to use this complex as a<br />

precursor to synthesize a molecular assembly with novel topological properties – two<br />

phthalocyanine platforms held together by four linear ditopic ligands – “rails”. Bulky<br />

“stoppers” were introduced via click-chemistry to prevent dissociation of the assembly<br />

to individual molecular components when copper ions are removed. The target [6]rotaxane<br />

is particularly interesting as an adaptable receptor with variable size of the<br />

binding site located between the two phtalocyanine "plates".<br />

Acknowledgements: This work was performed in the framework of European Research<br />

Association “SUPRACHEM” and supported by ARCUS Alsace - Russia/Ukraine<br />

project, RFBR (grant 09-03-93117), CNRS and the Grant of the President of Russian<br />

Federation (МК-3595.2011.3).


Metallosupramolecular Polymers with Orthogonal Interactions<br />

Kerstin Anhuth and Carsten Schmuck<br />

Institute of Organic Chemistry, University of Duisburg-Essen, Universitätsstraße 7,<br />

45141 Essen, Germany.<br />

We present the synthesis of supramolecular polymers with two orthogonal binding sites<br />

based on metal-ligand binding and zwitterionic interactions. The first building block is<br />

the zwitterionic pyrrol derivative 1 which was developed by Schmuck. This compound<br />

is a self-complementary binding motive with a highly stable binding constant in DMSO<br />

and water. [1] The second building block is the 2,2´:6´2´´-terpyridine 2 which forms very<br />

stable transitional-metal-complexes with impressive photophysically properties variable<br />

through the choice of the metal. [2]<br />

Figure 1: 2-(guanidiniocarbonyl)-pyrrol-5-carboxylate-zwitterion 1 [1] and the 2,2´:6´2´´-terpyridine 2.<br />

By linkage of those two different building blocks it is possible to change the structure<br />

from the monomer through chemical signals to oligomers and polymers. Due to the<br />

right pH-range (about 6) dimers can be formed by zwitterionic interactions. The<br />

addition of metal ions provides the formation of linear or net-like supramolecular<br />

polymers.<br />

Figure 2: Schematic design of a supramolecular polymer based on three self-complementary binding-sites.<br />

[1] C. Schmuck, W. Wienand, J. Am. Chem. Soc. 2003, 125, 452-459.<br />

[2] U. S. Schubert, C. Eschbaumer, Angew. Chem. 2002, 114, 3016-3050.


Analysis of benzodiaza-15-crown-5 ether derivative binding properties<br />

by potentiometric, optical and extraction methods<br />

M. Oshchepkov , 1 O. Fedorova, 1,2,3 Yu. Fedorov 2 A. V. Anisimov 3<br />

1<br />

Mendeleev University of Chemistry and Technology of Russia,Russia, 125047 Moscow,<br />

Miusskaya sqr., 9. E-mail: maxim.os@mail.ru<br />

2<br />

A. N. Nesmeyanov Institute of Organicelement Compounds of Russian Academy of<br />

Sciences, Vavilova, 28, Moscow, 119991, GSP-1, Russia<br />

2M. V. Lomonosov Moscow State University, Vorob’evi Gori, Moscow 119991, Russia<br />

The coordination chemistry of macrocyclic ligands is a fascinating area of<br />

current research in chemistry. There is a continuing interest in the binding properties of<br />

polyazacompounds since these ambivalent ligands are able to interact with metal<br />

cations.<br />

R<br />

O<br />

O<br />

Me<br />

N<br />

N<br />

Me<br />

O<br />

Met<br />

R=<br />

C 17 H 35 NHC<br />

=<br />

HCO<br />

Ag + , Cd +2 ,Hg +2, Ba +2 , Ca +2 , Co +2,<br />

Cu +2 , Ni +2 , Pb +2 , Mg +2 , Zn +2<br />

is able to form complexes in water<br />

S<br />

+<br />

N<br />

ClO -<br />

4 Et<br />

S<br />

+<br />

N<br />

ClO -<br />

4 Et<br />

is chromophoric<br />

diazacrown ether<br />

compound<br />

extractant<br />

Our research concerns the analysis of the metal ion binding property of<br />

benzodiaza-15-crown-5 ether when different substituents is introduced into the benzene<br />

ring (derivatives 1-3 in scheme 1). Depending on the derivatives 1-3 properties the<br />

potentiometric, optical and extraction methods were used for carrying out the research.<br />

Compound 1 is formyl derivative of benzodiazacrown ether which is able to<br />

form complexes in water. The complex formation study was done by potentiometric<br />

method. The adding of chromophoric styrylic part to azacrown ether (compound 2)<br />

opens the way to study the complex formation of compound by optical spectroscopy<br />

method. So as compound 2 has got limitation in water solubility, the investigation of 2<br />

was carried out in acetonitirile solution. The final sample 3 is chromophoric diazacrown<br />

ether compound substituted by long akyl chain. Such structure allows the analysis of<br />

complex formation by extraction method. The goals of these studies have been to<br />

understand specific binding behaviour in different condition, to derive structure–<br />

function relationships and to estimate useful applications<br />

The research was support by RFBR grant and program of Russian Academy of Sciences


NOVEL PHOTORESPONSIBLE ANION RECEPTORS<br />

Kajetan Dąbrowa a , Patryk Niedbała a,b , Janusz Jurczak a,b<br />

a) Institute of Organic Chemistry PAS, Kasprzaka 44/52, 01-224 Warsaw<br />

b)<br />

The Faculty of Chemistry, University of Warsaw, Pasteura 1, 02-093 Warsaw<br />

kajetan.dabrowa@icho.edu.pl<br />

Coordination chemistry of anions is one of the most vivid fields of supramolecular<br />

chemistry, since anions are essential components of biological systems. [1]<br />

Despite the observed rapid development in this area over the past two decades only a<br />

small number of neutral receptors capable of selective binding in demanding solvents<br />

was developed. [2]<br />

There are known only several methods of modifying the binding properties of<br />

artificial anions receptors, i.e. changing pH, redox reactions and irradiation by light. The<br />

latter is the most interest and promising since it does not influence the charge of the<br />

receptor – it may remain neutral. After the absorption of light the geometry of receptor<br />

undergoes profound and reversible changes. So far there are only few examples of the<br />

use of light as a factor triggering the change of receptors affinity toward anions. [3]<br />

To fill this gap we synthesized and examined binding properties of neutral receptor of<br />

type 1 (a - para, b - meta substitution), which undergo reversible E-Z isomerization<br />

process controlled by light.<br />

Receptors E-1a-b and Z-1a-b show a significant change in affinity for anions in<br />

highly demanding solvent (DMSO-water mixtures). The best E/Z selectivity was<br />

achieved for carboxylate anions.<br />

[1] Gale, P. A., Chem. Soc. Rev., 2010, 39, 3746-3771, 10.1039/c001871f;<br />

[2] P. A. Gale, S.E. Garcı´a-Garrido, J. Garric, Chem. Soc. Rev., 2008, 37, 151–190, 10.1039/B715825D<br />

[3] Wang Y.,Bie F., Jiang H., Org. Lett., 2010, 12 (16), 3630–3633, DOI: 10.1021/ol1014043


Crown-containing derivatives of naphthopyrans: cation<br />

binding, photochemical and fluorescent properties<br />

A.B. Smolentsev 1 , E.M. Glebov 1 , V.V. Korolev 1 , S.V. Paramonov 2 , O.A. Fedorova 2<br />

1 – Institute of Chemichal Kinetics and Kombustion SB RAS, Novosibirsk , Russia<br />

2 - Nesmeyanov Institute of Organoelement Compounds RAS, Moscow, Russia<br />

S_art@ngs.ru<br />

Photochromic molecules containing macrocyclic moiety have attracted much<br />

interest in molecular chemistry as components of functional materials. Examples of<br />

potential applications of these compounds include: photoswitching transport through<br />

membranes, optical information storage, photoswitching extraction of metal cations.<br />

A<br />

O<br />

O<br />

O<br />

O<br />

O<br />

O<br />

B<br />

O<br />

O N<br />

O O<br />

O<br />

Scheme 1<br />

O<br />

O<br />

O<br />

O O<br />

Crown-containing naphtopyrans (chromenes) A, B, C (scheme 1) and their<br />

crownless analogues were used in the work. All studied compounds, upon UV<br />

irradiation, yield open colored forms. Then in the course of dark reaction open form of<br />

chromenes turns into colorless closed form. Moreover, naphtopyrans A and B, upon UV<br />

irradiation, undergo irreversible geometrical isomerisation.<br />

All studied crown-containing compounds form host-guest complexes with Mg 2+ ,<br />

and Ba 2+<br />

cations. The presence of metal cations in the solution leads to partial<br />

destabilization of the photoinduced form of С and consequently decreases its lifetime.<br />

Nevertheless, complexation doesn’t effect on the spectroscopic and kinetic properties of<br />

the colored forms of A and B.<br />

Naphthopyran B fluoresces with maxima at 530 nm. It’s remarkable that only<br />

trans- isomer of B is fluorescent, while cis- isomer is not. For this reason trans-cis<br />

isomerisation of B leads to disappearance of fluoresce. The presence of metal cations in<br />

the solution also leads to significant decrease of fluorescence quantum yield of B.<br />

This work was supported by the Russian Foundation of Basic Research (grants<br />

№11-03-00268 and №09-03-00283).<br />

C<br />

O


THIACALIX[4]ARENES: SYNTHESIS AND MOLECULAR<br />

RECOGNITION OF SOME ANIONS<br />

A.A. Yantemirova,<br />

R.V. Nosov, A.N. Yagarmina, I.I. Stoikov, I.S. Antipin,<br />

A.I. Konovalov<br />

A.M. Butlerov Chemical Institute, Kazan (Volga Region) Federal University, 420008<br />

Kremlevskaya, 18, Kazan, Russian Federation. E-mail: anelia_86@mail.ru<br />

The potential uses of products of supramolecular chemistry and the ability of<br />

these products to exhibit properties typical of highly organized biomolecules, e.g.<br />

molecular recognition, catalysis, active and selective transport, has promoted research in<br />

the chemistry of synthetic receptors. The design and synthesis of systems, capable of<br />

recognizing anions, continues to be one of the challenging problems in supramolecular<br />

chemistry. For the synthesis of anion receptors we had proposed to use derivatives of<br />

thiacalixarene with different substituents at the lower rim. Regioselective<br />

functionalization of the lower rim of the thia-analog of calixarene is significantly<br />

complicated because of the difficulties in selection of the reaction conditions (ratio of<br />

reagents, temperature and duration of the synthesis). Therefore, synthesis of<br />

thiacalix[4]arenes with different substituents at the lower rim is commonly more<br />

difficult than that of the other similar macrocycles substituted with identical fragments.<br />

New thiacalix[4]arenes containing amide, hydroxyl and ester fragments differently<br />

substituted at the lower rim were synthesized. For the synthesis of stereoisomers of p-<br />

tert-butyl thiacalix[4]arene with ester and amide fragments at the lower rim, the<br />

template effect of alkali metal cations was used. Receptor properties of the newly<br />

synthesized thiacalix[4]arene derivatives toward some tetrabutylammonium salts n-<br />

Bu4NX (X =F - , Cl - , Br - , I - , CH3CO2 - , H2PO4 - , NO3 -<br />

) were studied by UV spectroscopy.<br />

Selective receptors for fluoride ion and dihydrogen phosphate ion were found.<br />

This work was supported by Federal Program "Research and scientific-<br />

pedagogical cadres Innovative Russia" in 2009-2013 years (№ P1295 on 9 June 2010),<br />

RFBR (09-03-00426, 10-03-92661-NSF) and the Program of the President of the<br />

Russian Federation for the State support of young Russian scientists - Doctors of<br />

Sciences (MD-2747.2010.3).


Tuning of Knoevenagel-type substrate reactivity and optical properties<br />

by supramolecular interactions<br />

Nadine Allendörfer & Jean-Marie Lehn*<br />

<strong>Laboratoire</strong> de Chimie Supramoléculaire, ISIS<br />

Université de Strasbourg<br />

8 Allée Gaspard Monge, 67000 Strasbourg (France)<br />

lehn@isis.u-strasbg.fr<br />

Dynamic chemistry uses reversible reactions of molecular and supramolecular entities.<br />

Here a covalent or non-covalent linkage of the components is possible. Dynamic<br />

covalent chemistry (DCC) has become a useful tool in material science and drug design.<br />

Some examples of reversible reactions used in DCC are amine/carbonyl condensations,<br />

peptide exchange, disulfide exchange, trans-esterifications, Diels-Alder condensations<br />

and olefin metathesis. In this work, we have focused on the Knoevenagel reaction,<br />

which allows the dynamic formation and cleavage of C=C double bonds.<br />

The reactivity of Knoevenagel-type substrates like benzylidenes, derived from<br />

aldehydes and barbituric acid, can be influenced by their structure. Therefore, we<br />

modified the aldehyde components to obtain polyene benzylidenes. Such donor-<br />

acceptor polyenes have interesting linear and nonlinear optical properties and have<br />

potential applications in telecommunications, optical data storage, and optical<br />

information processing.<br />

The reactivity and optical properties of Knoevenagel-type components can also be tuned<br />

by supramolecular interactions. An H-bond-mediated molecular recognition of various<br />

benzylidenes and receptors is observed. A comparative study of the reactivity and<br />

optical properties of Knoevenagel-type substrates with and without supramolecular<br />

influence was made.


Conducting polymers with anion binding sites for potential sensing<br />

applications<br />

Krzysztof Bąk, Michał J. Chmielewski *<br />

Conducting polymers are highly promising materials for sensing applications, in part because<br />

their conjugated, molecular wire-like structures offer high potential for signal amplification. Yet, their<br />

potential in anion sensing is largely underdeveloped.<br />

1,8-Diaminocarbazole is a new, particularly attractive building block for the construction of anion<br />

receptors, developed in our laboratory. It combines enhanced hydrogen bonding ability (compared to<br />

pyrrole), rigidity and outstanding synthetic versatility with the presence of chromophore and<br />

fluorophore. Moreover, it undergoes facile electropolymerisation into a π-conjugated, conducting<br />

polymer with highly promising properties. Thus, appropriately functionalised derivatives of 1,8diaminocarbazole,<br />

having both an anion binding site and free amino group which is necessary for<br />

polymerisation, may serve as precursors of conducting polymers with anion sensing properties.<br />

Interestingly, such polymers may function as triple channel sensors, displaying colorimetric,<br />

fluorescent and electrochemical response to anionic guests.<br />

Selective protection of only one amino group of 1,8-diaminocarbazole was achieved in ca.<br />

50% yield using (Boc)2O in THF. This opened an easy access to a variety of amide, urea and thiourea<br />

derivatives with one amino group free and ready for polymerisation. Preliminary electrochemical<br />

investigations confirmed successful electropolymerisation of a simple benzamide derivative.<br />

i/A<br />

8.0µ<br />

7.0µ<br />

6.0µ<br />

5.0µ<br />

4.0µ<br />

3.0µ<br />

2.0µ<br />

1.0µ<br />

0.0<br />

-1.0µ<br />

-2.0µ<br />

-3.0µ<br />

-0.4 -0.2 0.0 0.2 0.4 0.6 0.8 1.0<br />

E/V<br />

i/A<br />

2.0µ<br />

1.6µ<br />

1.2µ<br />

800.0n<br />

400.0n<br />

0.0<br />

-400.0n<br />

-800.0n<br />

-1.2µ<br />

-0.4 -0.2 0.0 0.2 0.4<br />

E/V<br />

On the left: voltamperogram received<br />

during polymerization proving the<br />

formation of conducting polymer.<br />

On the right: electrical answer of the<br />

system obtained during preliminary<br />

electrochemical studies.


FRET based distance measurements on vesicle surfaces - Towards the<br />

dynamic recognition of multivalent target molecules<br />

Stefan Balk a , Benjamin Gruber a , Tobias Lang a , Burkhard König a, *<br />

a<br />

University of Regensburg, Universitätsstraße 31, 93053 Regensburg<br />

e-mail: burkhard.koenig@chemie.uni-regensburg.de<br />

Mimicking recognition processes at natural cell membranes we recently reported synthetic vesicles<br />

with multi-receptor surfaces as chemosensors for small biomolecules. [1] Based on these results we<br />

want to develop a simple model system for the dynamic recognition of multivalent target molecules by<br />

multiple membrane-embedded receptors equipped with FRET labels.<br />

Figure 1. A multivalent biomolecule with two different ligands binding to two fluorescent labeled<br />

receptor molecules, embedded in a membrane and detected via FRET.<br />

The influence of analyte binding towards the FRET distances was investigated by emission titrations.<br />

The investigation of these dynamic interactions is part of an approach towards imprinted vesicles with<br />

ordered surfaces that perfectly match a templating target molecule.<br />

____________________<br />

[1] B. Gruber, S. Stadlbauer, A. Späth, S. Weiss, M. Kalinina, B. König, Ang. Chem. Int. Ed. 2010, 49,<br />

7125.


Rigid Luminescent Bis-Zinc (II)–Bis-Cyclen Complexes and Non-<br />

Covalent Protein Labelling in Aqueous Solution<br />

Mouchumi Bhuyan,<br />

Evgeny Katayev, Stefan Stadlbauer, Itaru Hamachi,<br />

Burkhard König<br />

The selective luminescent labelling of proteins by markers is an important quest and an<br />

ongoing challenge in molecular biology. Covalent labelling uses reactive dyes or<br />

genetic fusion of fluorescent proteins, for example, green fluorescent proteins (GFPs).<br />

Non-covalent labelling strategies employ antibodies or snap tags. Recently a new high<br />

II<br />

affinity peptide tag – artificial probe pair orthogonal to the His tag– Ni –NTA pair has<br />

been developed by Hamachi group for protein labeling, employing coordination<br />

chemistry and multivalent interaction between a genetically encodable oligoaspartate<br />

sequence (D4-tag) and a corresponding oligonuclear Zn II –Dpa complex. Because<br />

artificial zinc dipicolylamine (Zn II –Dpa) receptors and zinc-1,4,7,10-<br />

tetraazacyclododecane (Zn II –cyclen) complex derivatives are both known for their<br />

application as phosphate binders under physiological conditions, we considered using<br />

Zn II –cyclen derivatives as alternative artificial probes for the developed artificial probes<br />

for oligoaspartate (D4- tag) and oligoglutamate (E4-tag) tag sequences. Although the<br />

coordination geometry of Zn II –Dpa and Zn II –cyclen is rather different, Zn II –cyclen<br />

derivatives show a comparable high binding affinity and fluorescence response and may<br />

therefore be used as an alternative artificial non-covalent protein marker. The binding<br />

affinity studies of the synthesized receptors to the genetically encodable tag proteins<br />

will be presented in detail. i<br />

i M. Bhuyan, E. Katayev, S. Stadlbauer, H. Nonaka, A. Ojida, I. Hamachi, B. König, Eur. J. Org. Chem.<br />

2011, 2807–2817


Synthesis and supramolecular association of heteroleptic<br />

terbium (porphyrinato)(crownphthalocyaninates)<br />

Birin K.P. , Kamarova K.A., Gorbunova Yu.G., Tsivadze A.Yu.<br />

A.N. Frumkin Institute of Physical Chemistry and Electrochemistry RAS<br />

N.S. Kurnakov Institute of General and Inorganic Chemistry RAS<br />

Leninsky pr., 31, Moscow, Russia, 119991.<br />

E-mail: yulia@igic.ras.ru, kirill.birin@gmail.com<br />

Sandwich type lanthanide complexes with porphyrins and phthalocyanines are<br />

attractive as rigid cores for development of selective receptors. Modification of<br />

compounds with crown-ether moieties allows binding of alkali cations and formation of<br />

supramolecular architectures. The only one paper is devoted to design of such type of<br />

heteroleptic receptors, - europium (porphyrinato)((15-crown-5)-phthalocyaninates) [1].<br />

In present work we report on the synthesis of alkali cations receptors based on terbium<br />

triple-decker (porphyrinato)((15-crown-5)-phthalocyaninates).<br />

[Br4TPP]Tb[(15C5)4Pc]Tb[Br4TPP] (1) [Br4TPP]Tb[(15C5)4Pc]Tb[(15C5)4Pc]<br />

(2)<br />

The triple-decker terbium complexes Tb2[Br4TPP]2[(15C5)4Pc]<br />

(1) and<br />

Tb2[Br4TPP][(15C5)4Pc]2 (2) were synthesized by interaction of terbium<br />

monoporphyrinate with double-decker compounds with yields of 48% and 63%,<br />

respectively. The spectrophotometric titration of the heteroleptic triple-deckers with<br />

K[BPh4] revealed that receptor 1 is unable to bind K +<br />

because of sterical hindrances.<br />

The unsymmetrical complex 2 shows hypsochromic shift of absorption bands upon<br />

titration, which can be attributed to formation of supramolecular dimers, similar to [1].<br />

Acknowledgements. The authors are grateful to Foundation of Russian President<br />

for support of young scientists (grant MK-212.2010.3), RFBR (grant 11-03-00968) and<br />

Russian Academy of Sciences for financial support.<br />

1. M. Bai, M. Bao, C. Ma, et al. J. Mater. Chem. 2003, 13 (6), 1333-1339.


Photophysical properties of surfactant modified luminescent Tb-doped<br />

silica nanoparticles in presence of dyes as quenchers of Tb luminescence.<br />

O.D. Bochkova,<br />

A.R. Mustafina, V.V. Skripacheva, Yu.G. Elistratova, A.R.<br />

Mukhametshina, S.E. Solovieva, A.I. Konovalov.<br />

A.E. Arbuzov Institute of Organic and Physical Chemistry of Kazan Scientific Center<br />

of RAS, Kazan, Russia.<br />

Lanthanide-doped silica nanoparticles have gained a great deal of attention owing to<br />

lanthanides unique spectroscopic characteristics, including long fluorescence lifetime,<br />

large Stokes shift, and sharp line-like emission bands. The metal complex-doped<br />

nanoparticles have an advantage over a single complex, since the silica shell protects the<br />

metal complex from photodegradation, while the surface of the nanoparticle can be<br />

functionalized by various anchoring groups. The silica surface decoration is aimed to<br />

increase the colloidal stability of nanoparticles, as well as to develop their receptor<br />

properties towards biotargets. The decoration of the silica surface through the noncovalent<br />

interactions represents more convenient alternative to covalent anchoring due<br />

to the lack of multistep purification procedures.<br />

The approach to sense the adsorption of various surfactants onto silica surface of Tbdoped<br />

nanoparticles will be discussed. It is based on quenching of Tb luminescence by<br />

dyes. A universality of this approach will be shown. Regularities of change of surfactant<br />

modified Tb-doped silica nanoparticles luminescence and quenching mechanisms of<br />

Tb-luminescence by dye molecules will be reported. The methods of dynamic light<br />

scattering and luminescent spectroscopy were used.<br />

We thank RFBR<br />

(projects N 09-03-12260<br />

Ofi_M and 10-03-<br />

00352-а) for financial<br />

supporting.


The features of the coordination networks formation of meso-mono-<br />

and di-phosphorylated zinc porphyrins<br />

Yu.Yu. Enakieva a,b , Yu.G. Gorbunova a,b , A. Bessmertnykh c , S.E. Nefedov b , C. Stern c ,<br />

A.Yu. Tsivadze a,b and R.Guilard c<br />

a A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of RAS, Moscow<br />

b N.S. Kurnakov Institute of General and Inorganic Chemistry of RAS, Moscow<br />

c<br />

Universite de Bourgogne ICMUB UMR CNRS 5260, 9 avenue Alain Savary, 21078<br />

Phosphorylated porphyrins are promising models for elaboration of highly<br />

ordered supramolecular systems of various architectures due to features of P=O-groups<br />

and number, nature and arrangement of other peripheral functional groups of porphyrin.<br />

N<br />

X<br />

N N<br />

`Y Zn<br />

X<br />

Previously we have developed a general method to prepare new phosphoryl-<br />

N<br />

Y<br />

Y=Y`= PO(OEt) 2, X= C6H5 (1a) ; Y`= H (2a)<br />

Y=Y`= PO(OEt) 2, X= C6H5CN (1b) ; Y`= H (2b)<br />

Y=Y`= PO(OEt) 2, X= C6H5CH3 (1c) ; Y`= H (2c)<br />

Y=Y`= PO(OEt) 2, X= C6H5OCH3 (1d) ; Y`= H (2d)<br />

Y=Y`= PO(OEt) 2, X= C6H5COOCH3 (1e) ; Y`= H (2e)<br />

studied by means of X-Ray diffraction analysis.<br />

substituted porphyrin receptors (1a-<br />

e, 2a-e). The optimal conditions of<br />

crystal growth for these compounds<br />

were found and its structures were<br />

It was shown [1] that the self-assembly of 1а leads to the formation of 2D<br />

coordination network. Introduction of linear CN-group (1b) doesn`t change the<br />

architecture of final network. However, when bulky electron-donating CH3-group<br />

is<br />

introduced (1c), dramatic changes of crystal structure occur leading to the formation of<br />

pseudo-3D assembly constructed from alternating molecules, containing zinc ions with<br />

coordination numbers equal to 5 and 6. Analogous self-assembling architecture was<br />

observed for the complex 1d. Further increasing of the bulkiness of the phenyl-group<br />

substitutes in 1e leads to even more sophisticated structure.<br />

It should be note that the self-assembling of mono-phosphorylated porphyrins<br />

(2a-e) also depends on the nature of peripheral substituent. Thus, the complex 2a forms<br />

1D linear polymer, while the complex 2b forms dimers where the phosphoryl-group of<br />

one molecule binds to the zinc ion of the other one. Self-assembling of complexes 2c-e<br />

leads toward “calyxarene-like” structure including 4 zinc-porphyrinato-units.<br />

Acknowledgements: This work was performed in the framework of French-Russian Associated<br />

Laboratory “LAMREM” and “SUPRACHEM”, supported by ARCUS 2007 Burgundy-Russia project,<br />

Russian Foundation for Basic Research, the CNRS and Russian Academy of Sciences.<br />

[1] Enakieva Y.Y., Bessmertnykh A.G., Gorbunova Y.G., et. al. Org. Lett., 2009, 11, 3842-3845.


Thiacalix[4]arenes with triple bonds on the lower rim : synthesis<br />

and reactivity.<br />

N.A. Epifanova a , E.V.Popova a , S.V. Kharlamov a , Sh.K. Latipov a , S.F. Vasilevsky<br />

b<br />

a<br />

R<br />

b , S.E. Solovieva a , I.S. Antipin a .<br />

A.E. Arbuzov Institute of Organic and Physical Chemistry KazCS RAS, Russia,<br />

420088, Kazan, Arbuzov str. 8. E-mail:<br />

S<br />

4<br />

O-CH2-C CH<br />

OCH2C C<br />

R1 1 2 3<br />

epifanova@iopc.ru<br />

Institute of Chemical Kinetics and Combustion, Siberian Branch of the Russian<br />

Academy of Sciences, 630090, Novosibirsk, Russian Federation.<br />

(Thia)calix[4]arenes are useful platforms for obtaining of three-dimensional<br />

structures – building blocks for construction of supramolecular systems. They are well-<br />

known as molecular receptors for bounding of different type guests: metal ions, organic<br />

substrates and metal complexes. Multiple bonds make (thia)calix[4]arene able to form<br />

“click-chemistry” products, which could be used for making of new generation<br />

biologically active compounds, selective complexing agents and building blocks for<br />

obtaining of metal-organic structures (MOF’s), probes for biomedical applications.<br />

In the present work alkylation reactions thiacalix[4]arenes by propargyl bromide<br />

in the presence of alkali metal carbonates were systematically studied. Regularity of<br />

different stereoisomeric forms formation in dependence of used base nature were<br />

established. It was shown, that classical alkylation with using of propargyl bromide<br />

gives the possibility to obtain tert-butyl-thiacalix[4]arene and thiacalix[4]arene<br />

derivatives (1) with triple bonds at the lower rim in different conformations in one step.<br />

(Thia)calix[4]arenes with propargyl groups were used in Sonogashira cross-<br />

coupling (2) as well as in“click-chemistry” (3) reactions.<br />

Structure and stereoisomeric forms of new compounds were characterized with the use<br />

of 1D and 2D NMR, IR spectroscopy and mass-spectrometry.<br />

R<br />

X 4<br />

The work was supported by the Russian Foundation for Basic Research (grant no. 10-<br />

03-00728).


Catalysts within Dynamic Combinatorial Libraries<br />

Hugo Fanlo Virgós,<br />

Sijbren Otto*<br />

Centre for Systems Chemistry, Stratingh Institute for Chemistry, University of<br />

Groningen, Groningen, The Netherlands.<br />

How to predict the structure of catalysts that selectively target specific substrates is one<br />

of the biggest challenges that chemistry currently faces. Very often, the catalystsubstrate<br />

affinity needs a combination of structurally and chemically complementary<br />

features between both molecular entities that are difficult to anticipate. Our approach to<br />

identify catalysts by using Dynamic Combinatorial Chemistry simplifies catalyst design<br />

by letting the molecules choose to interact according to their own “preferences”. By<br />

mixing a combination of molecular building blocks able to form reversible hydrazone<br />

bonds (-C(O)-N(H)-N=C-, see scheme) a set of potential catalysts can be selfassembled.<br />

The interactions of these potential catalysts with the substrate will determine<br />

the stability of the host-guest adducts (thus their relative population) and are a first<br />

requirement for catalysis. By screening the combinatorial libraries for affinity for a<br />

Transition-State Analog we should be able to predict if a transition state of a catalyzed<br />

reaction could also interact and therefore be stabilized.<br />

=<br />

O<br />

N<br />

N C<br />

H H


2<br />

ROLE OF SPACER IN THE PHASE-TO-PHASE LAYER<br />

OF POLYMERIC MICROSPHERES AT CONSTRUCTING OF<br />

BIOTEST-SYSTEMS<br />

1 Fedorova O.V., 1 Zayarnyuk N.L., 2 Stanishevskiy Ya.M.,<br />

2 Gritskova I.A., 1 Novikov V.P.<br />

1<br />

National University “Lviv Politechnic”<br />

79013, Lviv, Bandery str., 12, e-mail: vnovikov@polynet.lviv.ua<br />

Moscow State Academy of Fine Chemical Technology n. of M.V. Lomonosov<br />

When constructing biotest-systems on viral and infectious diseases specific<br />

immunoglobulins G (Ig G) have been used as bioligands. The immobilization of these<br />

immunoglobulins on the surface of functional polymeric microspheres proposed to<br />

through spacer, protein A (S. aureus). The choice of spaser is conditioned by its<br />

capability of the affine interaction with Fc - fragment of molecule. In this case Fab -<br />

fragment of Ig G provides more effective availability of binding to antigen’s<br />

determinants with potential causative agent of a disease.<br />

Optimal concentrations of protein A (0,05 mg/ml) on the surfaces of polymeric<br />

microspheres and minimum dilutions of serums, at which particles of conjugates<br />

"polymeric microsphere - protein A" spontaneously aggregate, have been determined.<br />

The orientation of Ig G molecule with hydrophilic Fab-fragment into the water<br />

phase results in lyophilization of a surface of a particle, which is the condition of the<br />

development of structural - mechanical factor by Rebinder. The creation of such type of<br />

diagnostic biotest-systems doesn’t require a preliminary selection and purification of<br />

specific molecules of Ig G, which are contained in γ- globulin’s fraction required.<br />

Stability of the conjugate "polymeric microsphere (PM) - protein A" allows using it<br />

more than 6 months.<br />

Biotest-systems of different specificity for the following diseases have been<br />

developed using highly titratable serums and universal conjugate "PM - protein A":<br />

yersiniosis (Y. enterocolitica); salmonellosis (S. pullorum); leptospirosis (L. conicula);<br />

for the chicken infectious bronchitis virus stamm Н120.


SYNTHESIS AND COMPLEXATION ABILITIES OF<br />

HYPERBRANCHED STRUCTURES BASED ON<br />

THIACALIX[4]ARENE<br />

Galukhin A.V., Mostovaya O.A., Antipin I.S., Stoikov I.I., Kazan Federal<br />

University, 18 Kremlyovskaya st., Kazan, e-mail: and_galuhin@mail.ru<br />

Hyperbranched macromolecules functionalized by polydental fragments are widely<br />

used for highly effective molecular recognition of various biologically relevant<br />

compounds, including biopolymers. Dendrimers based on p-tert-butylthiacalixarene<br />

have such interesting properties as high concentration of binding sites, highly developed<br />

surface and porosity. Thiacalixarene derivatives´ ability for molecular recognition of<br />

biologically relevant molecules´ surface is provided by conformational mobility of<br />

dendrimer´s “branches” and spatial organization of functional groups, forming<br />

complementary binding sites.<br />

In this work various dendrimers based on thiacalixarene in 1,3-alternate<br />

configuration were synthesized. Structures of obtained compounds were characterized<br />

by 1D and 2D NMR-spectroscopy, IR-spectroscopy, mass-spectrometry and elemental<br />

analysis. Complexation abilities of synthesized macrocycles with DNA of salmon sperm<br />

and calf thymus DNA were investigated by complex of spectroscopic methods: UV- and<br />

fluorescent spectroscopy, dynamic light scattering method.<br />

The financial support from Federal Program "Research and scientific-pedagogical<br />

cadres Innovative Russia" in 2009-2013 years (№ P1295 on 9 June 2010), RFBR (09-<br />

03-00426, 10-03-92661-NSF) and the Program of the President of the Russian<br />

Federation for the State support of young Russian scientists - Doctors of Sciences (MD-<br />

2747.2010.3) is gratefully acknowledged.


Silica Nanoparticles with Proton Donor and Proton<br />

Acceptor Groups: Synthesis and Aggregation<br />

Gorbachuk Vl.V., Meleshina M.V., Yakimova L.S.,<br />

Antipin I.S., Stoikov I.I., Zharov, I.<br />

Kazan (Volga Region) Federal University, 18 Kremlyovskaya St., Kazan,<br />

e-mail: vladimirgorbachuk@gmail.com<br />

Silica particles attract much attention due to their useful properties, which open numerous<br />

opportunities for the preparation of functional nanomaterials. Functionalized silica particles are<br />

relatively easy to prepare in a wide range of sizes and morphology, they can be functionalized with<br />

various organic groups, and possess high stability. Materials based on these particles have unique<br />

mechanical, thermal, optical, electronic and biological properties and find application in catalysis,<br />

drug delivery, sensors, etc.<br />

The effects of precursor structure and polycondensation conditions on the properties of hybrid<br />

nanoparticles synthesized from organo-trimethoxysilanes were studied. Hybrid nanoparticles<br />

containing groups capable of forming hydrogen bonds were synthesized from functional derivatives<br />

of 3-aminopropyltrimethoxysilane.<br />

We have demonstrated that all these nanoparticles form aggregates in solution, and that the size of<br />

these aggregates depends on solution pH, ionic strength and solvent polarity. Therefore, by changing<br />

the pH of the solutions, it is possible to control the size of the nanoparticle aggregates. For<br />

phenylurea-functionalized nanoparticles, three different synthetic methods have been used, allowing<br />

to relate the composition of these nanoparticles to their aggregation behavior.<br />

. Structures of obtained compounds and particles were characterized by NMR-, IR-spectroscopy,<br />

mass-spectrometry, elemental analysis and combined TG-DSC. Aggregation behavior was studied<br />

by DLS and AFM methods.<br />

Acknowledgments: The financial support from RFBR (10-03- 92661-NSF), the Program of the<br />

President of the Russian Federation for the State support of young Russian scientists—Candidates of<br />

Sciences (MK-6390.2010.3) and NSF MWN grant (DMR-1008251) is gratefully acknowledged.


Towards a Light Driven Proton Pump<br />

Britta Hesseler,<br />

Melanie Zindler, Ulrich Lüning*<br />

Otto-Diels-Institut für Organische Chemie, Olshausenstr. 40, 24098 Kiel, GER<br />

bhesseler@oc.uni-kiel.de, luening@oc.uni-kiel.de<br />

Light driven uphill transport of protons is an essential process in nature. In the<br />

photosynthetic apparatus, light energy is used to pump protons across a cell membrane.<br />

Scheme 1 depicts our model system. The proton transfer is realized by a photoswitchable<br />

acid, like 2-(2,4-dinitrobenzyl)pyridine (DNBP), attached to a rotaxane.<br />

Scheme 1: Uphill proton transfer by a rotaxane. Due to electrostatic repulsion the macrocycle moves<br />

along the axle.<br />

Upon irradiation, the photo-switchable acid tautomerizes to a more acidic form and<br />

switches back in a thermal reaction (scheme 2).<br />

Scheme 2: Tautomers of DNBP with different acidity.<br />

Several novel DNBP derivatives were successfully synthesized and for this, a new<br />

method to obtain di- and trinitrobenzyl substituted pyridine derivatives was<br />

developed. [1] Furthermore several axles and macrocycles [2]<br />

were synthesized to build a<br />

[2]rotaxane via a slipping process.<br />

R<br />

R<br />

R<br />

I<br />

H<br />

N<br />

N<br />

O<br />

Scheme 3: Synthesized axles and macrocycles for the rotaxane formation.<br />

O<br />

O<br />

R<br />

R<br />

R = H, t-butyl<br />

[1] A. Frey, C. Goeschen, C. Näther, U. Lüning, R. Herges, J. Phys. Org. Chem. 2010, 23, 1093-1098.<br />

[2] U. Lüning, E. Mak, M. Zindler, B. Hartkopf, R. Herges, Eur. J. Org. Chem. 2010, 4932-4940.<br />

R<br />

‚<br />

R<br />

O<br />

N<br />

27<br />

-<br />

39<br />

O<br />

O O<br />

R‘= H, OMe


An efficient [3]catenane formation in a dynamic combinatorial library<br />

Jianwei Li and Sijbren Otto<br />

University of Groningen, Centre for System Chemistry, Stratingh Institute, Nijenborgh 4, 9747 AG<br />

Groningen, The Netherlands<br />

E-mail: Jianwei.li@rug.nl<br />

Catenanes, consisting of two or more interlocked macrocyclic rings, often exhibit<br />

markedly novel properties 1 . Although there are several strategies to synthesize this kind<br />

of molecules, synthetic challenges still remain 1 . Dynamic combinatorial chemistry is a<br />

useful tool to explore synthetic receptors and ligands for biomolecules 2 . Dynamic<br />

combinatorial libraries (DCLs) are produced by linking building blocks together using a<br />

reversible reaction, resulting in a thermodynamically controlled product distribution.<br />

Addition of a guest or a biomolecule shifts the distribution to those library members that<br />

bind best to the external target; a process referred to as templating. Considering the<br />

interaction between cyclodextrin homologues and azobenzene derivatives is strong, we<br />

set up a library using β-cyclodextrin and a dithiol-azobenzene derivative. We have<br />

found that two molecules of β-cyclodextrin were interlocked on one disulfide bonds<br />

linking tetramer macrocycle. The yield of the [3]catenane formation is 95%. This<br />

efficient synthesis of catenane by is proved by HPLC/MS and 1<br />

H NMR. These results<br />

provide a new strategy for synthesizing catenane.<br />

1. O. S. Miljanic, J. R. Heath and J. F. Stoddart, J. Am. Chem. Soc., 2007, 129, 8236-8246.<br />

2. (a) P. T. Corbett, J. Leclaire, L. Vial, K. R. West, J. L. Wietor, J. K. M. Sanders and S. Otto, Chem.<br />

Rev. 2006, 106, 3652-3711. (b) R. A. R. Hunt and S. Otto, Chem. Commun. 2011, 47, 847-858.


HPLC study of the complexation of calix[4]arenephosphonic<br />

acids with amino acids<br />

O<br />

HO<br />

P<br />

HO<br />

Kalchenko O.I., Cherenok S.O., Yushchenko O.A., Kalchenko V.I.<br />

OH<br />

OH<br />

OPr PrO<br />

OH<br />

Institute of Organic Chemistry, National Academy of Sciences<br />

of Ukraine02660, Kiev-94, Ukraine, E-mail vik@ioch.kiev.ua<br />

Calix[n]arenes [1] composed of phenolic units linked via methylene groups<br />

have been studied as cavity-shaped host molecules able to recognize a wide range of<br />

guest molecules. It was shown by HPLC method calixarenes form supramolecular<br />

complexes with amino acids [2-4].<br />

Binding constants of calixarenephosphonic acids 1-5 complexes with amino<br />

acids (Gly, Pro, Arg, Ala, Phe, Tyr, Trp) and tetrapeptide (Gly-Pro-Arg-Pro) in solution<br />

had been determined by high-performance liquid chromatohraphy (HPLC) in water-<br />

organic solution.<br />

O<br />

HO<br />

P<br />

HO<br />

OH<br />

OH<br />

OPr PrO<br />

OPr<br />

3<br />

HO<br />

HO<br />

O<br />

HO<br />

P<br />

HO<br />

OH<br />

OH<br />

OPr PrO<br />

OH<br />

P OH<br />

O<br />

HO<br />

HO<br />

O<br />

HO<br />

P<br />

HO<br />

OH<br />

OPr<br />

OPrPrO<br />

OPr<br />

P OH<br />

1 2 3 4 5<br />

Binding constants of the calixarene complexes (1:1) with аmіno acids were<br />

within the region 16000-48000 M -1 . Molecular modelling of the calixarene complexes<br />

were performed. The factors influencing the calixarene complexation: a) Conformation<br />

and hydrophobicity of calixarene-Host cavity; b) Nature and quantity of the substituents<br />

at the upper and the lower calixarene rim; c) Nature, size and quantity of the<br />

substituents in the Guest molecules, size and structure of the Guest molecules. It was<br />

established the correlation between KA<br />

amino acids.<br />

1. Gutsche, C.D. (2008). Calixarenes revisited; The Royal Society of Chemistry, Cambridge, England.<br />

2. Kalchenko O.I., Perret F., Coleman A.W. J. Chem. Soc. Perkin Trans. 2. 258 (2001).<br />

3. Kalchenko O.I., Da Silva E., Coleman A.W. J. Incl. Phenom., 43, 305 (2002).<br />

4. Kalchenko O.I., Cherenok S.O., Rodik R.V., Drаpаilo A.B., Міrоshnichеnkо S.I.,<br />

Kаlchеnkо V.I. Phosphorus, Sulfur, and Silicon, In press.<br />

O<br />

O<br />

HO<br />

P<br />

HO<br />

HO O<br />

O<br />

OH<br />

HO P<br />

HO P<br />

HO<br />

O<br />

OPr<br />

OPr PrO<br />

OPr<br />

P OH<br />

OH<br />

P<br />

OH<br />

of the calixarene complexes and properties of<br />

HO<br />

HO<br />

P<br />

O<br />

O<br />

P O H<br />

OH<br />

OH<br />

P<br />

OH<br />

O


UO2 2+ /XO4 - /Tf2N -<br />

System (X=Re, Tc) in Various Ionic Liquids and<br />

Comparison with Water and Acetonitrile<br />

O. Klimchuk a, c , A. Ouadi a , S. Georg a , I. Billard a , C. Gaillard<br />

a) IPHC, DRS/CHNU, 23 rue du Loess, 67037 Strasbourg Cedex 2, France<br />

b) Institut de Physique Nucléaire de Lyon, 4 rue Enrico Fermi, 69622<br />

Villeurbanne, France<br />

c) Institute of Organic Chemistry, Ukraine, Murmanska str., 502660, Kyiv-94,<br />

Ukraine<br />

Room Temperature Ionic Liquids (RTILs) are a class of “green” solvents which<br />

have been intensively studied in the past 10 years in different fields of extraction and<br />

nuclear chemistry. Their physico-chemical properties are easily tunable by changes in<br />

their chemical structure, so that they are often called “design solvents”. Although such<br />

aspects are indeed rather interesting in view of potential industrial applications, to our<br />

opinion, the unusual solvation properties of these media are a much more appealing<br />

advantage.<br />

The complexation of perrhenate (ReO4 - ) and pertechnetate (TcO4 - ) anions by the<br />

uranyl (UO2 2+ ) cation is investigated by spectroscopic (UV-Vis, luminescence and<br />

EXAFS) means in water, acetonitrile and three different hydrophobic ionic liquids (ILs)<br />

(tributylmethylammoniumTf2N, trimethylbutylammoniumTf2N and 1-methyl-3butylimidazoliumTf2N,<br />

where Tf2N – stands for (CF3SO2)2N -<br />

).<br />

The results of complexation and extraction will be presented. It will be shown<br />

that XO (X = Re, Tc) behaves as a weak ligand in aqueous solution and as strong<br />

ligand in acetonitrile and in the ILs.<br />

4 -<br />

b


Novel fluorescent sensors based on crown ether containing derivatives<br />

of 2-styrylphenanthroline<br />

Kolosova O.Yu. 1 , Gulakova E.N. 1 , Shepel’ N.E. 1 , Fedorov Yu.V. 1 , Jonusauskas G. 2 ,<br />

Fedorova O.A. 1<br />

1<br />

A. N. Nesmeyanov Institute of Organoelement compounds of RAS, 28 Vavilova str.,<br />

Moscow, 119991, Russia, kolosova@ineos.ac.ru<br />

2<br />

Bordeaux 1University, 351 Cours de la Libération, 33405 Talence, France.<br />

The development of compounds for measuring of distribution and concentration of<br />

biologically important metal ions, e.g. zinc, displays a particular interest for sensor<br />

technology.<br />

It was shown that the presence of two coordinating sites in 2-styrylphenanthroline,<br />

which contains crown ether moiety, leads to the formation of supramolecular assembles<br />

of different structure. The binding of metal cations with different coordinating sites of<br />

the ligand resulted in different optical responses.<br />

The complex formation of the ligands with metal cations leads to changes of their<br />

fluorescent intensity. Thus, self-organization of the ligands into dimer complexes of<br />

cell-type in the presence of Zn 2+ accompanied by fluorescence quenching. The addition<br />

of cations Pb 2+ or Ca 2+ to the solution of the dimer complexes, which formed by<br />

benzocrown ether containing ligands, leads to buildup of fluorescence.<br />

The binding of metal cations with ligands in PVC-films shown the fluorescence<br />

response, which depends on cation nature. It definitely testifies about the possibility of<br />

practical usage of the PVC plasticized sensor membranes for the modification of fiberoptic<br />

sensor devices.<br />

This work was supported by financial assistance from the RFBR and the Ministry of Education and<br />

Science of the Russian Federation.


Molecular Recognition on multi-Receptor Synthetic Membranes – Towards<br />

Imprinted Vesicular Surfaces<br />

Tobias Lang a , Benjamin Gruber a , Stefan Balk a , Burkhard König a, *<br />

a<br />

University of Regensburg, Universitätsstraße 31, 93053 Regensburg<br />

e-mail: burkhard.koenig@chemie.uni-regensburg.de<br />

Non-covalent interactions of receptors and ligands at liposomal surfaces are very similar to<br />

recognition processes at biological membranes. Molecular recognition on such membranes is<br />

often governed by dynamic multivalent interactions. Based on previously reported vesicular<br />

chemosensors for the recognition of small biomolecules, [1] we currently focus on more<br />

complex liposomal systems with different artificial binding sites for the dynamic recognition<br />

of multivalent target molecules. The visualization and structuring of such multi-receptor<br />

surfaces could give access to an interesting imprinting strategy:<br />

Figure 1. Schematic drawing of an imprinting approach of a receptor embedded vesicular surface to<br />

improve the binding affinity towards a multivalent ligand.<br />

Surface-exposed binding sites could be patterned by heating the membranes above their main<br />

phase transition temperature in the presence of multivalent template molecules and<br />

subsequent cooling and removal of the templates. The Visualization of such functionalized<br />

surfaces requires special techniques and could be achieved by AFM, STM or SFG for<br />

instance.<br />

[1] B. Gruber, S. Stadlbauer, A. Späth, S. Weiss, M. Kalinina, B. König, Ang. Chem. Int. Ed. 2010,<br />

49, 7125.


SYNTHETIC TETRAAMIDES ANION RECEPTORS WITH AZULENE MOIETIES<br />

Dawid Lichosyt, a,b Paweł Dydio b , Janusz Jurczak a,b<br />

a) Institute of Organic Chemistry PAS, Kasprzaka 44/52, 01-224 Warsaw<br />

b)<br />

The Faculty of Chemistry, University of Warsaw, Pasteura 1, 02-093 Warsaw<br />

dlichosyt@gmail.com<br />

Anions play crucial role in many fields of chemistry, therefore research on anion<br />

receptors is very important area of supramolecular chemistry.[1] Hydrogen bonds are<br />

the most common among interactions which can be used in anion binding process. Their<br />

accessibility and directionality enables assembly of binding sites adjusted for specific<br />

anionic species.[2,3] In this communication we would like to present our studies on new<br />

ligand 1 with four donors of hydrogen bonds in macrocyclic structure. In this compound<br />

we use azulene moiety, which potentially offers optical anion sensor properties. Our<br />

research show strong affinity 1 towards anions in DMSO + 5% H2O mixture.<br />

To determine how important macrocyclic effect is we synthesized receptor 2.<br />

Furthermore, we obtained diffraction grade crystals of receptor 1 and its complexes with<br />

anions. We will discuss results of their structural analysis.<br />

[1] Sessler J. L.; Gale P. A.; Cho W. S. Anion Receptor Chemistry, The Royal Society of Chemistry,<br />

Cambridge, 2006.<br />

[2] Dydio P.; Lichosyt D.; Jurczak J. Chem. Soc. Rev., 2011,40, 2971-2985<br />

[3] Gale, P. A., Chem. Soc. Rev., 2010, 39, 3746-3771


PENDANT AZOBENZOCROWN ETHERS<br />

IN POTASSIUM SENSORS<br />

Mirosław Szarmach, Juliusz Makowski, Ewa Wagner-Wysiecka, Elżbieta Luboch<br />

Gdansk University of Technology, Faculty of Chemistry,<br />

Department of Chemical Technology, Narutowicza 11/12, 80-233 Gdansk, Poland<br />

Due to wide possible applications in different fields azobenzocrown ethers are<br />

interesting object of the studies. Structure modifications lead to compounds which may<br />

be used as ionophores in ion selective electrodes (ISE) and may also work as a<br />

chromogenic reagents for metal cation determination in solution [cf. 1-3]. Previously we<br />

have presented the synthesis and properties of hydroxybenzocrown ethers’ derivatives<br />

with ether or ether-ester side chain. Ligands were used as ionophores in ISE.<br />

16-Membered azobenzocrown ether and its derivatives are well known potassium<br />

ionophores in ISE. Here we present the ionophoric properties of newly synthesized 16membered<br />

bisazobenzocrown and azobenzocrown ethers with disulfide or thiol residue<br />

among the others. Obtained compounds were used for miniature potassium sensors<br />

construction i.e. screen printed graphite and silver electrodes (ionophores with S-H or<br />

S-S function). The influence of membrane composition, additives (carbon nanotubes)<br />

for the sensor response were studied.<br />

Obtained compounds were also tested as a material for surface plasmon sensors based<br />

on gold nanoparticles for potassium recognition in water.<br />

1. E. Luboch, E. Wagner-Wysiecka, J. F. Biernat : J. Supramol. Chem., 2, 2002, 279.<br />

2. E. Luboch., E. Wagner-Wysiecka, Z. Poleska-Muchlado, V.Ch. Kravtsov: Tetrahedron, 61, 2005,<br />

10738<br />

3. E. Luboch, E. Wagner-Wysiecka, T. Rzymowski Tetrahedron, 65, 2009,10671


Development of Vesicle-based Chemosensors: Directed Assembly<br />

of Receptors on Vesicle Surfaces<br />

Andreas Müller,<br />

Benjamin Gruber, Burkhard König*<br />

Institute of Organic Chemistry, University of Regensburg, Universitätsstraße 31,<br />

93053 Regensburg, Germany<br />

e-mail: burkhard.koenig@chemie.uni-regensburg.de<br />

For the development of highly specific vesicle-based chemosensors, a well<br />

defined two-dimensional assembly of different binding sites on the spherical vesicle<br />

surface would be necessary. Based on previous works from our group, [1] we are<br />

currently focusing on two different strategies for receptor structuring. Considering the<br />

unpolar environment in the vesicle membrane, utilizing mutual hydrogen bonding<br />

interactions of the embedded binding sites could pose the method of choice for that<br />

goal (Figure 1a). A second approach relies on imprinting techniques of receptor-<br />

modified vesicles. The required mobility of the binding sites on the vesicle surface is<br />

intended to be achieved either by interactions with membrane-embedded hydrogen<br />

bonding anchors (Figure 1b) or by reorganization of the membrane above the<br />

vesicular transition temperature (Figure 1c).<br />

Figure 1: Different approaches for receptor structuring on vesicle surfaces.<br />

Here, we present preliminary results from our investigations towards a defined<br />

receptor structuring on vesicle surfaces.<br />

[1] B. Gruber, S. Stadlbauer, A. Späth, S. Weiss, M. Kalinina, B. König, Angew. Chem. Int. Ed.<br />

2010, 49, 7125–7128.


Synthesis of monocrown-substituted p-tert-butyl(thia)calix[4]arenes<br />

A.A. Muravev, S.E. Solovieva, S.K. Latipov, I.S. Antipin, A.I. Konovalov<br />

A.E. Arbuzov Institute of Organic and Physical Chemistry KazCS RAS, Russia<br />

420088, Kazan, Arbuzov str. 8. E-mail: anton_muravyov@rambler.ru<br />

One of the extensively developing fields of organic chemistry is the design,<br />

synthesis, and study of the properties of nanosized molecular systems, which<br />

incorporate some structural blocks performing various functions, such as receptor and<br />

signal (sensor). For example, the combination of calixarenes and crown-ether fragments<br />

in one molecule gave rise to the formation of novel class of receptors, calixcrown<br />

ethers, which have an outstanding selectivity of recognition of alkali metal cations.<br />

For this reason, in this work, the synthetic route to the preparation of<br />

thiacalixmonocrown-ethers in 1,3-alternate conformation was given., which have<br />

bromo- 1, thioaceto- 2 (4), and mercapto- 3 groups. With an aim to prevent the<br />

formation of biscrown-ethers, we performed the distal substitution of two phenolic<br />

groups of calixarene by ω-haloalcohols.<br />

Currently new bromoderivatives of thiacalix[4]arene 1 and 5 have been<br />

synthesized under Mitsunobu protocol and the methods of preparation of known<br />

derivatives were improved. Bromo-substituents were substituted for thioaceto-groups<br />

and, then, mercapto-groups with high yields. Structures of compounds were elucidated<br />

by 1D and 2D NMR spectroscopy (HSQC, HMBC, COSY, NOESY), MALDI TOF<br />

MS, IR spectra, and elemental analysis.<br />

The work was supported by the Russian Foundation for Basic Research (grant<br />

no. 11-03-00985).


Catechol derivatives of thiacalix[4]arenes: new building blocks for<br />

MOF’s design.<br />

R.I. Nougmanov, S.E. Soloveva, I.S. Antipin, A.I. Konovalov<br />

A.E.Arbuzov Institute of Organic & Physical Chemistry.<br />

420088 Kazan, Arbuzov str. 8, nougmanoff@hotmail.com<br />

Thiacalixarenes represent readily available three-dimensional structures used as<br />

useful building blocks in the design of supramolecular systems. They are well known<br />

receptors to various types of guests: metal ions, organic substrates and metal complexes.<br />

Catechol derivatives are perspective for applications in medicine, analytics, catalysis,<br />

and for metal-coordination frameworks creation.<br />

1,3-alternatethiacalix[4]aren derivative Metal cation<br />

In the present work the possibility of combination two interesting class of precusors<br />

1,3-alternate thiacalix[4]arenes with omega mercapto groups and catechol derivatives<br />

for new nanoscale size macrocycles formation were established.<br />

The structure and conformation of firstly obtained compounds were characterized<br />

by the means of 1D 1 Н and 13 С NMR spectroscopy and methods of 2D NMR spectroscopy,<br />

IR spectroscopy, mass spectrometry.<br />

The work was supported by the Russian Ministry of Education and science (grant no.<br />

0384).


Synthesis and Investigations of Multiple Hydrogen Bonded<br />

Supramolecular Host - Guest Complexes<br />

Philipp Otte,<br />

Ulrich Lüning*<br />

Otto-Diels-Institut für Organische Chemie, Olshausenstraße 40, 24098 Kiel, GER.<br />

potte@oc.uni-kiel.de, luening@oc.uni-kiel.de<br />

In supramolecular chemistry, molecular recognition via non-covalent binding sites<br />

such as hydrogen bonds is common. It is necessary to have complementary hydrogen<br />

bond acceptor (A) and hydrogen donor (D) patterns. A single hydrogen bond is<br />

relatively weak, but the combination of multiple hydrogen bonds can lead to stable<br />

host - guest complexes. [1]<br />

nBu<br />

O<br />

N<br />

H<br />

O<br />

nBu<br />

N N<br />

H H<br />

N N<br />

N H N<br />

CN<br />

O<br />

N<br />

H<br />

O<br />

R<br />

nBu<br />

R = (CH 2CH 2O) 3OEt<br />

nBu<br />

N<br />

H<br />

X<br />

N N N R<br />

H<br />

H<br />

H<br />

N N N O<br />

O<br />

H3C CH 3<br />

X = O, S<br />

R = CO(CH2CH2O) 3Et<br />

(CO)CH3 H<br />

It is reasonable to synthesize molecules whose preferred conformation is the one<br />

which can form the highest number of hydrogen bonds. If an intramolecular bond has to<br />

be broken to get the needed binding pattern, a loss of energy at the expense of the<br />

complex stability would be the consequence. [2] Therefore, the aim should be to stabilize<br />

[3]<br />

the preferred conformation by using, for example, intramolecular hydrogen bonds.<br />

nBu<br />

N<br />

H<br />

X<br />

N N N R<br />

H<br />

H<br />

H<br />

X<br />

N<br />

N<br />

X = O, S nBu<br />

R = CO(CH2CH2O) 3Et<br />

N N R<br />

H<br />

Due to the orthogonality of the binding sites, highly specific dendrimeric systems<br />

could be generated.<br />

[1] J. Taubitz, U. Lüning, Eur. J. Org. Chem. 2008, 5922-5927.<br />

[2] S. Brammer, U. Lüning, C. Kühl, Eur. J. Org. Chem. 2002, 4054-4062.<br />

[3] E.W. Meijer et al. Science 1997, 278, 1601-1604.<br />

H<br />

nBu<br />

N<br />

H<br />

O<br />

H<br />

N<br />

H<br />

N<br />

CH 3<br />

N<br />

O


Victor Pavlovsky<br />

Ukraine, Odessa<br />

"Structure of Derivates of 1,4-Benzodiazepine and their Affinity for Central<br />

and Peripheral Benzodiazepine Receptors"


Chiral Concave 1,10-Phenanthrolines for Enantioselective Catalysis<br />

Lisa Reck, Ulrich Lüning*<br />

Otto-Diels-Institut für Organische Chemie, Olshausenstr. 40, 24098 Kiel, GER<br />

lreck@oc.uni-kiel.de, luening@oc.uni-kiel.de<br />

In the development of new catalysts for asymmetric synthesis, enzymes are often used<br />

as a model. The three-dimensional concave environment of the active centre is<br />

responsible for the high selectivity. Against this background, concave macrocyclic,<br />

mostly bimacrocyclic, compounds have been developed which can be compared to a<br />

“lampshade” with the concave environment as the “shade” and the active centre as the<br />

“light bulb”. [1] Structurally, these concave reagents are much less demanding than<br />

enzymes but they are also much more stable concerning different influences like pH or<br />

temperature.<br />

One group of concave reagents are the concave 1,10-phenanthrolines whose achiral<br />

variants were successfully used for diastereoselective metal catalysis. [2,3] To enable<br />

enantioselective catalysis, it is necessary to build a chiral cavity which can be realized<br />

by the use of naphthyl units.<br />

O<br />

O<br />

N<br />

X<br />

A<br />

N<br />

O<br />

O<br />

O<br />

O<br />

N N<br />

X<br />

B<br />

O<br />

O<br />

X=(CH 2) n<br />

Figure 1: Achiral concave 1,10-phenanthroline (A), axially chiral concave 1,10-phenanthroline (B).<br />

This contribution will show the synthetic procedure to obtain chiral concave 1,10phenanthrolines<br />

as well as possible separation techniques for the enantiomers which are<br />

the prerequisites for their final usage as enantioselective catalysts.<br />

1 U. H. Brinker, J.-L. Mieusset, Molecular Encapsulation, John Wiley & Sons 2010, 175-199.<br />

2 F. Löffler, M. Hagen, U. Lüning, Synlett. 1999, 1826-1828.<br />

3 M. Gelbert, U. Lüning, Supramol. Chem. 2001, 12, 435-444.


Synthesis of disubstituted by mercapto groups (thia)calix[4]arenes<br />

T.A. Rovnova, A.A. Muravev, S.K. Latipov, S.E. Solovieva, I.S. Antipin, A.I.<br />

Konovalov<br />

A.E. Arbuzov Institute of Organic and Physical Chemistry KazCS RAS, Russia<br />

420088, Kazan, Arbuzov str. 8. E-mail: leksa330@list.ru, svsol@iopc.knc.ru<br />

Thiacalix[4]arenes (TCA) are next member of calixarene family. Special interest<br />

has focused on using TCAs as suitable building blocks, multidentate preorganized<br />

macrocyclic type ligands, precursors for creation of supramolecular architectures and<br />

many other applications in nanotechnology and chemistry.<br />

(Thia)calixarenes with narrow rim mercapto-substituents are potential precursors<br />

for further modification with various functional groups and can be immobilized on a<br />

solid surface, giving rise to sensors for heavy metal ions.<br />

In this report, the synthesis of terminal disubstituted allyl- 3, 5; thioaceto-5, 6, 9;<br />

and mercapto-7 (thia)calixarenes will be discussed. Interesting behavior of TCA<br />

counterparts unsubstituted by upper rim was confirmed by MALDI TOF spectrometry<br />

and 1 H NMR spectroscopy.<br />

During the disubstitution of allyl-4 and bromoalkyl-8 thiacalix[4]arenes for<br />

thioaceto-groups, the partial dealkylation of the lower rim was observed, when there<br />

was an excess of potassium thioacetate or thioacetic acid, thus resulting in the mixture<br />

of mono- and disubstituted products. Disubstitution was observed only when<br />

stoichiometric amount of reagent was used.<br />

The work was supported by RFBR grant № 11-03-00985.


Dynamic covalent chemistry: A facile room temperature reversible Diels-<br />

Alder reaction between anthracene derivatives and N-phenyl-triazolinedione<br />

Abstract:<br />

Dr. N. Roy, Prof. J.-M. Lehn<br />

<strong>Laboratoire</strong> de Chimie Supramoléculaire, ISIS<br />

Universite´ de Strasbourg<br />

8, allée Gaspard Monge<br />

67000, Strasbourg (France)<br />

A series of readily accessible dynamic Diels-Alder reactions reversible at room temperature<br />

have been developed between anthracene derivatives as dienes and N-phenyl-1,2,4-triazoline-<br />

3,5-di-one as dienophile. The adducts formed undergo reversible component exchange<br />

forming dynamic libraries of equilibrating cycloadducts. Furthermore, reversible adduct<br />

formation allows for temperature dependent modulation of the fluorescent properties of<br />

anthracene components, a feature of potential interest for the design of opto-dynamic<br />

polymeric materials by careful selection and manipulation of these simple dienes and<br />

dienophiles.


SUPRAMOLECULAR POLYMERS OF OLIGO-DYNAMERS<br />

Gaël Schaeffer & Jean-Marie Lehn<br />

<strong>Laboratoire</strong> de Chimie Supramoléculaire, ISIS, Université de Strasbourg, France<br />

lehn@isis.u-strasbg.fr<br />

Unlike traditional ones, supramolecular polymers are macromolecular entities where<br />

monomers are held together by noncovalent interactions. The labile nature of the<br />

interactions leads to dynamic properties for this type of polymers.<br />

Similarly it is possible to use reversible covalent bonds to obtain labile interactions<br />

between monomers (molecular dynamicity). One can thus define a group of polymers of<br />

different nature (supramolecular and molecular) displaying the same dynamic feature.<br />

These polymers, named dynamers, [1]<br />

display adaptive and exchange properties due to<br />

the lability of the interactions between their monomers.<br />

In the work presented here, we show that it is possible to design double dynamers where<br />

the molecular and supramolecular dynamicity are in a non-stoichiometric ratio. This has<br />

been achieved by the:<br />

- formation of oligomers where the monomers are held together by covalent<br />

reversible interactions<br />

- functionalization of the reactive end chains of these oligomers by hydrogen bonding<br />

units<br />

- connection of these functionalized oligomers by supramolecular interactions<br />

This leads to the formation of an entity that can be seen as a supramolecular polymer of<br />

molecular oligo-dynamers. It displays two types of dynamicity that are active on a<br />

different scale. The molecular dynamicity can be used for exchange at the monomeric<br />

level, whereas the supramolecular one acts on a larger scale by exchange of oligomeric<br />

blocks.<br />

[1] J.-M. Lehn, Prog. Pol. Sci., 2005, 30, 814-831


Ekaterina Semenishyna<br />

Ukraine, Odessa<br />

"Synthesis of 5-Aryl-3-Acyloxy-7-Bromo-1,2-Dihydro-3H-1,4-Benzodiazepine-<br />

2-ones, their Pharmaceutical Properties and Affinity for Central<br />

Benzodiazepine Receptors"


Investigation of self-assembling abilities of Cu(II), Cd(II) and Ni(II)<br />

complexes with 5,15-bis(diethoxyphosphoryl)-10,20-diphenylporphyrin<br />

Sinelshchikova A.A. a , Enakieva Y.Y. a , Gorbunova Y.G. a , Nefedov S.E. b ,<br />

Bessmertnykh-Lemeune A. c , Tsivadze A.Y. a , Guilard R. c<br />

a<br />

A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of RAS<br />

b<br />

N.S. Kurnakov Institute of General & Inorganic Chemistry of RAS,<br />

Leninskiy pr.31, Moscow, 119991 Russia e-mail: asinelshchikova@gmail.com<br />

c<br />

Université de Bourgogne - ICMUB UMR CNRS<br />

5260, 9 avenue Alain Savary - BP 47870, 21078 Dijon, France<br />

Earlier we have developed an efficient synthetic methodology toward meso-<br />

polyphosphoryl-substituted porphyrins and showed that self-assembling of Zn complex<br />

with 5,15-bis(diethoxyphosphoryl)-10,20-diphenylporphyrin leads toward 2D<br />

coordination polymer in the solution as well as in the solid state 1,2<br />

. Such self-assembling<br />

occurs due to formation of P=O…Zn bonds between adjacent porphyrin molecules.<br />

In the present work we studied interaction of other d-metals with 5,15-<br />

bis(diethoxyphosphoryl)-10,20-diphenylporphyrin and self-assembling properties of<br />

target compounds. Complexes of Cu(II), Cd(II) and Ni(II) were obtained by the reaction<br />

of corresponding acetate or acetylacetonate with free-base porphyrin. Complexes were<br />

characterized by UV-vis, IR,<br />

1 H, 31<br />

P NMR spectroscopy, MALDI-TOF MS analysis.<br />

Self-assembling abilities of complexes were studied by means of UV-vis, IR<br />

spectroscopy and X-ray monocrystal and powder diffraction. It was shown that<br />

cadmium and copper complexes demonstrate self-assembling in chloroform solution<br />

similar as zinc complex. In contrast nickel complex does not form supramolecular<br />

arrays in solutions. IR data confirm that in solid state self-assembling of cadmium<br />

complex occurs due to formation of coordination bonds P=O…Cd while nickel complex<br />

does not form such coordination bonds. The formation of 2D-coordination network in<br />

the case of Cu(II) and Cd(II) porphyrinates was also proved by means of X-ray<br />

diffraction analysis of mono- and polycrystalline complexes. At the same time Ni(II)<br />

porphyrinate crystalises without formation of P=O…M bonds.<br />

Acknowledgements: This work was performed in the framework of French-Russian Associated<br />

Laboratory “LAMREM” supported by ARCUS 2007 Burgundy-Russia project, Russian Foundation for<br />

Basic Research, the CNRS and Russian Academy of Sciences.<br />

REFERENCES<br />

1. Enakieva Y.Y., Bessmertnykh A.G., Gorbunova Y.G., Stern C., Rousselin Y., Tsivadze A.Y., Guilard R. Org.<br />

Lett., 2009, 11, 3842-3845.<br />

2. Kadish K.M., Chen P., Enakieva Y.Y., Nefedov S.E., Gorbunova Y.G., Tsivadze A.Y., Bessmertnykh-Lemeune<br />

A., Stern C., Guilard R. J. of Electroanalytical Chemistry, 2011, available online 08/02/2011,<br />

doi:10.1016/j.jelechem.2011.01.011.


Core-Modified Porphyrinoid: Syntheses and Characterization of<br />

Disilahexaphyrinoid<br />

Janusz Skonieczny,<br />

Lechosław Latos-Grażyński, Ludmiła Szterenberg<br />

Department of Chemistry<br />

University of Wrocław<br />

14 F. Joliot-Curie St., Wrocław 50 383, Poland<br />

e-mail: LLG@wchuwr.pl<br />

Formal replacement of two pyrrolic nitrogen atoms in the hexaphyrin ring with<br />

heteroatoms (O, S, Se) yields a class of diheterohexaphyrins. [1]<br />

In this work the<br />

modified silole has been used as building block in the synthesis of silicon-containing<br />

hexaphyrinoid.<br />

1<br />

A 2,5-bis(p-tolylhydroxymethyl)-3,4-diphenylosilole [2]<br />

reacts with pyrrole<br />

affording 16-silatripyrrane 1. Subsequent an acid catalyzed condensation of 1 and<br />

aldehyde afforded a silole-containing hexaphyrin 2 which contains two built-in silole<br />

units. This is the first example of a silole ring incorporated into the hexaphyrinoid<br />

frame.<br />

All compounds have been characterized using multinuclear NMR spectroscopy<br />

and mass spectrometry. The density functional theory (DFT) has been applied to model<br />

the molecular structure of disilahexaphyrinoid consistent with constrains imposed by<br />

NOE experiments.<br />

_____<br />

[1] R. Misra, R. Kumar, T. K. Chandrashekar, B. S. Joshi, J. Org. Chem. 2007, 72, 1153.<br />

[2] J. Skonieczny, L. Latos-Grażyński, L. Szterenberg, Chem. Eur. J. 2008, 4861.<br />

2


Conjugates of thiacalixarenes and clathrochelates - new inclusion<br />

M n+<br />

Hal<br />

Hal<br />

Clathrochelate<br />

precursor<br />

+<br />

HS<br />

HS<br />

O<br />

O<br />

S<br />

S<br />

S S<br />

O<br />

O<br />

SH<br />

SH<br />

Thiacalix[4]arene in the<br />

1,3-alternate conformation<br />

compounds<br />

S.E. Soloveva a , A.A.Tyuftin a , Y.Z.Voloshin b , M.Gruner c , W. Habicher c , I.S.Antipin a ,<br />

A.I.Konovalov a<br />

a A.E.Arbuzov Institute of Organic & Physical Chemistry, 420088, Kazan, Russia,<br />

Arbuzov str., 8. , b A.N.Nesmeyanov Institute of Organoelement Compounds RAS,<br />

119991, Moscow, Vavilova str. 28, Russia, c<br />

Technical University, Institute of Organic<br />

Chemistry, Technical Univercity, Bergstr.,66c D-01062 Dresden, Germany/<br />

E-mail: svsol@iopc.knc.ru<br />

Nanosized polytopic molecular systems are usually formed from several<br />

relatively independent building blocks, which are bounded either covalently or via weak<br />

intermolecular interactions. The most effective strategy to obtain such systems is based<br />

on the “bottom – up” principle that uses the appropriate molecular precursors.<br />

Thiacalixarene scaffolds can be regarded as the precursors of more complex nanosized<br />

systems, in particular, hybrid and polytopic molecules.<br />

M n+<br />

Tris-dioximate clathrochelates<br />

are the macrobicyclic compounds with a metal ion encapsulated in a three-dimensional<br />

macropolycyclic ligand cavity. These complexes demonstrate unique thermodynamic<br />

and kinetic stabilities and have unusual redox and photochemical properties. Here we<br />

report the synthesis and the characterization of the first hybrid calixarenoclathrochelates.<br />

Their synthesis was performed by the macrocyclization of the tetra-O-<br />

substituted thiacalix[4]arenes in 1,3-alternate conformation and monoribbedfunctionalized<br />

clathrochelate iron(II). These hybrids contain of two novel macrocyclic<br />

cavities.<br />

S<br />

S<br />

O<br />

Guest<br />

O<br />

S<br />

S<br />

S S<br />

O<br />

O<br />

Hybrid complex<br />

The support from RFBR (N 11-03-00985) is gratefully acknowledged.<br />

S<br />

S<br />

M n+


A Facile Palladium-Mediated Contractions of Benzene to<br />

Cyclopentadiene: Transformations of Palladium(II) p-Benziporphyrin<br />

Bartosz Szyszko, Lechosław Latos-Grażyński and Ludmiła Szterenberg<br />

Department od Chemistry<br />

University of Wrocław<br />

14 F. Joliot-Curie St., 50-383 Wrocław, Poland<br />

Palladium(II) p-benziporphyrin provides the unique macrocyclic vessel to afford the<br />

contraction of benzene to cyclopentadiene embedded in the first instance of 21carbaporphyrin<br />

complexes. Addition of palladium(II) and a hydroxide ion to a C–C<br />

double bond, β elimination, and competing cheletropic extrusion of carbon oxide and<br />

1,2-hydride shift reactions lead to the contraction of p-phenylene to form a<br />

cyclopentadiene unit. This reaction results in the formation of a 21-carbaporphyrin from<br />

a palladium(II) p-benziporphyrin. In the case of chloropalladium 1,4-naphthiporphyrin<br />

similar reactivity pattern allowed to obtain 21-benzocarbaporphyrin on the course of<br />

naphthalene to isoindene contraction.


Chromogenic Anion Receptors Based on s-Triazine Skeleton.<br />

Synthesis and Properties.<br />

Ewa Wagner-Wysiecka,<br />

Karolina Mazur, Kamila Muchowska<br />

Gdansk University of Technology, Faculty of Chemistry,<br />

Department of Chemical Technology, Narutowicza 11/12, 80-233 Gdansk, Poland<br />

However the design of the new anion receptors is not always easy [1], it is a growing<br />

field of research due to the key roles played by anions in biology, environment and<br />

chemistry [e.g. 2, 3]. Rapid information about anion-receptor interaction may be<br />

achieved by incorporating a chromophore residue(s) into the ligand structure. Thanks it,<br />

anion recognition is well seen with a “naked eye” and quantitative studies of<br />

complexation process are possible with the use of simple and no expensive analytical<br />

method - UV-Vis spectroscopy. Promising building block for anion sensors is 1,3,5triazine<br />

ring [4]. It can be involved in all categories of supramolecular interactions e.g.<br />

coordination bonds, hydrogen bonding, electrostatic, charge transfer and aromaticstacking<br />

interactions. Even compounds of very sophisticated structure may be easily<br />

obtained using cyanuric chloride as a substrate. Here, the synthesis of chromogenic<br />

derivatives based on 1,3,5-triazine ring is presented. Obtained compounds differ in type,<br />

size and number of substituents joined with heterocyclic residue. The distinctive feature<br />

of the introduced substituents is the presence of additional functional groups which can<br />

act as proton donors in anion recognition via hydrogen bond formation. Anion<br />

complexation studies were carried out with the use of UV-Vis and NMR spectroscopy<br />

in organic solvents and their mixtures with water. The effect of the counter ion was also<br />

taken under investigation.<br />

Acknowledgments: Author kindly acknowledged support from sources for science in years 2010-2011,<br />

Grant No. N N204 137438.<br />

[1]. F. P. Schmidtchen, Coord. Chem. Rev. 250 (2006) 2918.<br />

[2]. T. Gunnlaugsson, M. Glynn, G. M. Tocci, P.E. Kruger, F. M. Pfeffer, Coord. Chem. Rev. 250 (2006) 3094.<br />

[3]. C. Caltagirone, P. A. Gale, Chem. Soc. Rev. 38 (2009) 520.<br />

[4]. T. J. Mooibroek, P. Gamez, Inorg. Chim. Acta 360 (2007) 381.


Family Name First Name Title Position Institution Country, City<br />

Allendörfer Nadine - Postdoc ISIS, <strong>Laboratoire</strong> de Chimie Supramoleculaire, Université de Strasbourg France, Strasbourg<br />

Anhuth Kerstin - Ph.D.Student Organic Chemistry, University of Duisburg-Essen Germany, Essen<br />

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Birin Kirill - Researcher A.N. Frumkin Institute of Physical Chemistry and Electrochemistry (RAS) Russia, Moscow<br />

Bochkova Olga Dr. Postdoc A.E. Arbuzon Institute of Organic and Physical Chemistry of KSC of RAS Russia, Kazan<br />

Bregestovsky Piotr Prof. Director of Research National Institute of Medical Research (INSERM) France, Marseille<br />

Burilov Vladimir - Ph.D.Student A.E. Arbuzon Institute of Organic and Physical Chemistry of KSC of RAS Russia, Kazan<br />

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Epifanova Natalia - Junior Researcher, PhD Student Institute of Organic and Physical Chemistry Russia, Kazan<br />

Fanlo Virgós Hugo - Ph.D.Student Stratingh Institute The Netherlands, Groningen<br />

Fedin Vladimir Prof. Director Nikolaev Institute of Inorganic Chemistry SB RAS Russia, Novosibirsk<br />

Fedorova Olga Prof. Head of Laboratory A. N. Nesmeyanov Institute of Organoelement Compounds of Russian Academy of Sciences Russia, Moscow<br />

Fedorova Olena Dr. Assistant Professor National University - Lviv Polythechnik Ukraine, Lviv<br />

Ferlay Sylvie Maître de Conférences <strong>Laboratoire</strong> de Tectonique Moléculaire du Solide, Institut Le Bel France, Strasbourg<br />

Floquet Sébastien Dr. Assistant Professor Institut Lavoisier, University of Versailles France, Versailles<br />

Galukhin Andrey - Ph.D.Student Kazan (Volga Region) Federal University Russia, Kazan<br />

Gerasimov Alexander - Engineer Kazan (Volga Region) Federal University Russia, Kazan<br />

Gorbachuk Vladimir - Ph.D.Student Kazan (Volga Region) Federal University Russia, Kazan<br />

Gorbunova Yulia Prof. Leading Researcher A.N. Frumkin Institute of Physical Chemistry and Electrochemistry (RAS) Russia, Moscow<br />

Gruber Benjamin - Ph.D.Student Institute of Organic Chemistry, University of Regensburg Germany, Regensburg<br />

Hesseler Britta - Ph.D.Student Christian-Albrecht-University of Kiel Germany, Kiel<br />

Hosseini Mir Wais Prof. Professor Institut Le Bel France, Strasbourg<br />

Hubscher Veronique Dr. Assistant Professor Ecole européenne d'ingénieurs en chimie (EPCM) - UDS/IPMC France, Strasbourg<br />

Isaak Elisabeth - Ph.D.Student Institute of Organic Chemistry, University of Regensburg Germany, Aachen<br />

Jianwei Li - Ph.D.Student Stratingh Institute The Netherlands, Groningen<br />

Jonkheijm Pascal Dr. Assistant Professor Institute for Nanotechnology, University of Twente The Netherlands, Enschede<br />

Kalchenko Vitaly Prof. Active Director Institute of Organic Chemistry of NAS of Ukraine Ukraine, Kyiv<br />

Kalchenko Olga Dr. Senior Researcher Institute of Organic Chemistry, National Academy of Sciences of Ukraine Ukraine, Kyiv<br />

Kataev Evgeny Dr. Junior Professor Tecnical University of Chemnitz, Institute for Chemistry Germany, Chemnitz<br />

Klimchuk Olga Dr. Postdoc Institut Pluridisciplinaire Hubert Curien, CNRS-IPHC/DRS, UMR 7178 Chimie Nucléaire France, Strasbourg<br />

Kolosova Olga Yu Dr. Researcher A.N. Nesmeyanov Institute of Organoelement Compounds of RAS Russia, Moscow<br />

Král Vladimir Institute of Chemical Technology, Department Analytical Chemistry Chech, Prague<br />

Krebs Ina - Ph.D.Student Organic Chemistry, University of Duisburg-Essen Germany, Essen<br />

Lang Tobias - Ph.D.Student Institute of Organic Chemistry, University of Regensburg Germany, Regensburg<br />

Latos-Grazynski Lechoslaw Prof. Department of Chemistry, University of Wroclaw Poland, Wroclaw<br />

Lichosyt Dawid - Student Institute of Organic Chemistry Polish Academy of Sciences- Faculty of Chemistry University of Warsaw Poland, Warsaw


Family Name First Name Title Position Institution Country, City<br />

Luboch Elzbieta Prof. Gdansk University of Technology Poland, Gdansk<br />

Martynov Alexander - Senior Researcher A.N. Frumkin Institute of Physical Chemistry and Electrochemistry (RAS) Russia, Moscow<br />

Mizerev Artemiy - Ph.D.Student M.V. Lomonosov Moscow State University Russia, Moscow<br />

Müller Andreas - Ph.D.Student Institute of Organic Chemistry, University of Regensburg Germany, Regensburg<br />

Muravev Anton - Junior Researcher, PhD Student Institute of Organic and Physical Chemistry Russia, Kazan<br />

Nougmanoff Ramil - Ph.D.Student A.E.Arbuzov Institute of Organic and Physical Chemistry Russia, Kazan<br />

Novikov Volodymyr Prof. Head of Department National University - Lviv Polythechnik Ukraine, Lviv<br />

Oshchepkov Maxim Dr. Postdoc D.Meneleyev University of Chemical Technology of Russia Russia, Moscow<br />

Otte J.Philipp - Ph.D.Student Otto-Diels-Institute for Organic Chemistry, University of Kiel Germany, Kiel<br />

Panchenko Pavel - Ph.D.Student A.N.Nesmeyanov Institute of Organoelement Compounds of Russian Academy of Sciences Russia, Moscow<br />

Paramonov Sergey Dr. Junior Researcher A.N.Nesmeyanov Institute of Organoelement Compounds of Russian Academy of Sciences Russia, Moscow<br />

Pavlovsky Victor Dr. Deputy Head of Department A.V.Bogatsky Physico-Chemical Institute of NAS of Ukraine Ukraine, Odessa<br />

Reck Lisa - Ph.D.Student Christian-Albrecht-University Kiel Germany, Kiel<br />

Reimers Tim - Ph.D.Student Otto-Diels-Institute for Organic Chemistry, University of Kiel Germany, Kiel<br />

Reinhoudt David Prof. Laboratory for Supramolecular Chemistry and Technology, MESA+ Institute for Nanotechnology<br />

The Netherlands, Twente<br />

U i i f T<br />

Rodik Roman Dr. Senior Researcher Institute of Organic Chemistry, National Academy of Sciences (NAS) of Ukraine Ukraine, Kyiv<br />

Rovnova Tatyana - Apprentice Researcher Institute of Organic and Physical Chemistry Russia, Kazan<br />

Roy Nabarun - Postdoc ISIS, <strong>Laboratoire</strong> de Chimie Supramoleculaire, Université de Strasbourg France, Strasbourg<br />

Schäffer Gael - Ph.D.Student ISIS, <strong>Laboratoire</strong> de Chimie Supramoleculaire, Université de Strasbourg France, Strasbourg<br />

Schatz Jürgen Prof. Department of Chemistry and Pharmacie, Institute for Organic Chemistry, Friedrich-Alexander-University Germany, Erlangen<br />

Scheer Manfred Prof. Institute for Inorganic Chemistry, University of Regensburg Germany, Regensburg<br />

Scherman Oren Dr. Department of Chemistry, University of Cambridge UK, Cambridge<br />

Schmuck Carsten Prof. Chair of Organic Chemistry Organic Chemistry, University of Duisburg-Essen Germany, Essen<br />

Semenishyna Ekaterina - Ph.D.Student A.V.Bogatsky Physico-Chemical Institute of NAS of Ukraine Ukraine, Odessa<br />

Shkrabak Alexandr - Ph.D.Student O.V. Palladin Institute of Biochemistry of National Academy of Sciences (NAS) of Ukraine Ukraine, Kyiv<br />

Sinelshchikova Anna - Researcher A.N. Frumkin Institute of Physical Chemistry and Electrochemistry (RAS) Russia, Moscow<br />

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H<br />

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Otto-Hahn-Straße (4)<br />

During peak hours, additional buses operate between the main railway<br />

station and the university (route 11S).<br />

On foot:<br />

From the main railway station you can reach the university on foot in about<br />

25 minutes.<br />

Address:<br />

Universität Regensburg<br />

Universitätsstraße 31, 93053 Regensburg

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