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Carbohydrate Research Vol. 346, Issue 18, 2011<br />

Contents<br />

FULL PAPERS<br />

A new approach for the N- and S-galactosylation of 5-arylidene-2-thioxo-4-thiazolidinones pp 2831–2837<br />

Ahmed I. Khodair*, Jean-Pierre Gesson<br />

Ar<br />

O<br />

S NH<br />

S<br />

3a-f<br />

MeCN/NaH/6<br />

or CH 3CN/BSA<br />

70-80 o C/7<br />

AcO<br />

S<br />

N<br />

OAc OAc<br />

O<br />

AcO<br />

Ar<br />

S<br />

Ar<br />

OAc<br />

8a-f<br />

+<br />

O<br />

S N<br />

OAc OAc<br />

S<br />

O<br />

OAc<br />

9a-f<br />

O<br />

HCl/MeOH<br />

50 o C<br />

HCl/MeOH/reflux<br />

or MeONa/MeOH<br />

HO<br />

O<br />

O<br />

Ar<br />

S<br />

S<br />

N<br />

OH OH<br />

O<br />

Glycosylation studies on conformationally restricted 3,5-O-(di-tert-butylsilylene)-D-galactofuranosyl<br />

trichloroacetimidate donors for 1,2-cis a-D-galactofuranosylation<br />

Mariano J. Tilve, Carola Gallo-Rodriguez*<br />

HO<br />

HO<br />

HO O<br />

O<br />

OH<br />

Contents <strong>list</strong>s available at SciVerse ScienceDirect<br />

Carbohydrate Research<br />

journal homepage: www.elsevier.com/locate/carres<br />

t-Bu<br />

t-Bu Si<br />

O O<br />

O<br />

OBn<br />

RO<br />

R=Ac<br />

R=Bn<br />

O CCl 3<br />

NH<br />

ROH<br />

TMSOTf<br />

MS4Å<br />

-78 ºC<br />

t-Bu<br />

t-Bu Si<br />

O<br />

RO<br />

OH<br />

10a-f<br />

O O<br />

O<br />

O<br />

S NH<br />

O<br />

11<br />

OBn<br />

OR<br />

1.7:1—0:1 α/β ratio, 87-66% in Cl 2CH 2<br />

7.7:1—1:1 α/β ratio, 95-66% in Et 2O<br />

pp 2838–2848<br />

Chemical synthesis of polyprenyl sialyl phosphate, a probable biosynthetic intermediate of bacterial polysialic acid pp 2849–2854<br />

Anna M. Shpirt, Leonid O. Kononov*, Sergey D. Maltsev, Vladimir N. Shibaev<br />

OH<br />

-+<br />

OH CO2 NH4<br />

HO<br />

O O<br />

AcHN<br />

HO<br />

P<br />

O<br />

O<br />

–<br />

O<br />

NH +<br />

4<br />

2825<br />

6-8 3


2826 Contents / Carbohydrate Research 346 (2011) 2825–2830<br />

Chiral pool synthesis of calystegine A3 from 2-deoxyglucose via a Brown allylation pp 2855–2861<br />

Tina Secher Rasmussen, Henrik Helligsø Jensen*<br />

HO HO<br />

OH<br />

O<br />

OH<br />

PMBO<br />

BnO<br />

O<br />

Brown allylation<br />

PMBO<br />

BnO<br />

dr 11:1<br />

OH<br />

HO<br />

HO NH<br />

OH<br />

Calystegine A3 Preparation of 2-amino-2-C-glycosyl-acetonitriles from C-glycosyl aldehydes by Strecker reaction pp 2862–2871<br />

Szabolcs Sipos, István Jablonkai*, Orsolya Egyed, Mátyás Czugler<br />

(OPg) 4<br />

O<br />

H<br />

O<br />

H<br />

(OBn) 3<br />

(OBn) 3<br />

O<br />

CHO<br />

CHO<br />

CHO<br />

(OPg)n<br />

n = 3 or 4<br />

O<br />

Pg = Bn or Me<br />

Controversial behavior of aminoguanidine in the presence of either reducing sugars or soluble glycated bovine<br />

serum albumin<br />

Andreea Iren Serban*, Marieta Costache, Anca Dinischiotu<br />

NC<br />

H<br />

R and S<br />

N<br />

H<br />

R<br />

pp 2872–2880<br />

New triterpenoid saponins from Patrinia scabiosaefolia pp 2881–2885<br />

Liang Gao, Lin Zhang, Nan Li, Jiang-Yun Liu*, Pei-lie Cai, Shi-lin Yang<br />

HO<br />

HO<br />

HO CH 3<br />

RO<br />

1 R = Xyl<br />

2 R = H<br />

O<br />

O<br />

OH<br />

O<br />

O<br />

HOCH2 OH<br />

O<br />

2 1<br />

3 5<br />

4 6<br />

O<br />

7<br />

30<br />

29<br />

20<br />

19<br />

12<br />

11<br />

13 18<br />

25 26<br />

14<br />

9<br />

10 8 15<br />

27<br />

21<br />

28<br />

22<br />

17<br />

16<br />

24<br />

23<br />

HO<br />

HO<br />

3<br />

HO<br />

HO HO<br />

O<br />

OH<br />

O<br />

O<br />

O<br />

HO HO<br />

4<br />

HOCH 2<br />

OH O<br />

OH<br />

O<br />

OH<br />

O<br />

O<br />

HO<br />

HO HO<br />

HO CH 3<br />

O<br />

OH<br />

O<br />

O<br />

O<br />

O OH<br />

O<br />

HO HO<br />

OH<br />

O<br />

OH<br />

O<br />

O


Carbohydrate-conjugate heterobimetallic complexes: synthesis, DNA binding studies, artificial nuclease activity<br />

and in vitro cytotoxicity<br />

Sartaj Tabassum*, Rais Ahmad Khan, Farukh Arjmand, Mubashira Aziz, Aarti S. Juvekar, Surekha M. Zingde<br />

Supercoiled Form<br />

Circular Form<br />

Linear Form<br />

1 2 3 4 5 6<br />

DNA Photocleavage Pattern<br />

Form II<br />

Form III<br />

Form I<br />

pp 2886–2895<br />

Green synthesis of xylan hemicellulose esters pp 2896–2904<br />

Fatima-Zohra Belmokaddem, Catherine Pinel*, Patrick Huber, Michel Petit-Conil, Denilson Da Silva Perez<br />

O-Acetyl location on Cepacian, the principal exopolysaccharide of Burkholderia cepacia complex bacteria pp 2905–2912<br />

Paola Cescutti*, Giuseppe Impallomeni, Domenico Garozzo, Roberto Rizzo<br />

β-D-Galp-(1→2)-α-D-Rhap<br />

4<br />

OAc<br />

Contents / Carbohydrate Research 346 (2011) 2825–2830 2827<br />

OAc<br />

6<br />

3<br />

OAc<br />

13%<br />

2<br />

OAc<br />

1<br />

↓<br />

4<br />

OAc<br />

[3)-α-D-GlcpA-(1→3)-α-D-Manp-(1→3)-β-D-Glcp-(1→]n<br />

2<br />

6<br />

↑ ↑<br />

1<br />

1<br />

α-D-Galp β-D-Galp<br />

4<br />

OAc<br />

3<br />

OAc<br />

14%<br />

6<br />

OAc<br />

4 3<br />

OAc OAc<br />

Structures of building blocks in clusters of sweetpotato amylopectin pp 2913–2925<br />

Fan Zhu*, Harold Corke, Per Åman, Eric Bertoft<br />

Possible influence of building block size on the amorphous region in starch granule: Black cylinders symbolize the double-helix in the crystalline<br />

lamellae. Gray circles denote building blocks. A: Two chains from one building block with internal chain length of three interact to form a double<br />

helix with little twisted amorphous region. B: Two building blocks are close in space, but separated by a longer chain (bold line), which contributes to<br />

the formation of more twisted amorphous region.<br />

2<br />

OAc<br />

OAc


2828 Contents / Carbohydrate Research 346 (2011) 2825–2830<br />

Structural studies of the exopolysaccharide consisting of a nonasaccharide repeating unit isolated from<br />

Lactobacillus rhamnosus KL37B<br />

Sabina Górska-Frazczek*, Corine Sandström, Lennart Kenne, Jacek Rybka, Magdalena Strus, Piotr Heczko, Andrzej Gamian<br />

pp 2926–2932<br />

During the structural investigation of the exopolysaccharide it was found that the repeating unit is a nonasaccharide, which is the largest repeating unit found in LAB<br />

exopolysaccharides so far. Chemical structure of the EPS isolated from Lactobacillus rhamnosus KL37B.<br />

Computational study of mutarotation in erythrose and threose pp 2933–2939<br />

Ibon Alkorta*, Paul L.A. Popelier<br />

Open Chain<br />

H 2O<br />

(H 2O) 2<br />

Molecular dynamics simulation of the dissolution process of a cellulose triacetate-II nano-sized crystal in DMSO pp 2940–2947<br />

Daichi Hayakawa, Kazuyoshi Ueda*, Chihiro Yamane, Hitomi Miyamoto, Fumitaka Horii<br />

Furanose<br />

A reevaluation of the epimeric and anomeric relationship of glucosides and galactosides in thermotropic liquid<br />

crystal self-assemblies<br />

Rauzah Hashim*, Seyed M. Mirzadeh, Thorsten Heidelberg, Hiroyuki Minamikawa, Tanaka Yoshiaki, Akhiko Sugimura<br />

pp 2948–2956


Contents / Carbohydrate Research 346 (2011) 2825–2830 2829<br />

NOTES<br />

Stereoselective synthesis of b-N-glycosides through 2-deoxy-2-nitroglycal pp 2957–2959<br />

Shaohua Xiang, Jimei Ma, Bala Kishan Gorityala, Xue-Wei Liu*<br />

Covalent linkage of N-methyl-6-oxyquinolinium betaine to trehalose pp 2960–2964<br />

Falko Berndt, Mohsen Sajadi, Nikolaus P. Ernsting, Rainer Mahrwald*<br />

Photochemical conversion of the o-nitrobenzyl-C-glucoside to a sugar lactone pp 2965–2969<br />

Michinari Kohri*, Takuma Kimura, Yoshihiro Shinoda, Tatsuo Taniguchi, Takayuki Nakahira<br />

Green microwave-assisted synthesis of cellulose/calcium silicate nanocomposites in ionic liquids and recycled ionic<br />

liquids<br />

Ning Jia, Shu-Ming Li, Ming-Guo Ma*, Run-Cang Sun, Lei Zhu<br />

pp 2970–2974


2830 Contents / Carbohydrate Research 346 (2011) 2825–2830<br />

Investigation of a sulfate transfer during autohydrolysis of a fucoidan from the brown alga Fucus evanescens<br />

by tandem ESIMS<br />

Stanislav D. Anastyuk*, Natalia M. Shevchenko, Pavel S. Dmitrenok, Tatyana N. Zvyagintseva<br />

1<br />

H3C O<br />

4<br />

OR<br />

RO<br />

O<br />

Autohydrolysis<br />

- R=SO3 ,Ac<br />

H<br />

1<br />

3C O<br />

OR<br />

ESIMS analysis<br />

O 3<br />

OR<br />

H<br />

1<br />

3C O<br />

4<br />

OR<br />

RO<br />

O<br />

Autohydrolysis<br />

+D-Rib, D-Glc<br />

1<br />

H3C O<br />

ESIMS analysis<br />

OR<br />

O 3<br />

OR<br />

-<br />

[Fuc(SO3Na)-Na] 2-<br />

[Fuc2(SO3Na)2-2Na] 2-<br />

[FucGal(SO3Na)2-2Na] [Fuc4(SO3Na)3-3Na]<br />

4-<br />

[Fuc4(SO3Na)4-4Na] 3-<br />

[Fuc6(SO3Na)4-4Na] 4-<br />

[Fuc3(SO3Na)3-2Na] 2-<br />

[Fuc6(SO3Na)3-3Na] 3-<br />

[Fuc4(SO3Na)2-2Na] 2-<br />

-<br />

[Fuc2(SO3Na)-Na] [RibSO3Na-Na] -<br />

[GlcSO 3Na-Na] -<br />

pp 2975–2977<br />

Chemical structure of the O-polysaccharide isolated from Pectobacterium atrosepticum SCRI 1039 pp 2978–2981<br />

Małgorzata Czerwicka, Kinga Marszewska, Anna Bychowska, Halina Dziadziuszko, Krzysztof Brzozowski, Ewa Łojkowska,<br />

Piotr Stepnowski, Zbigniew Kaczyński*<br />

*Corresponding author<br />

Supplementary data available via ScienceDirect<br />

COVER<br />

Three dimensional structure of the molecular complex formed upon interaction of hevein, a plant lectin isolated from Hevea Brasiliensis tree,<br />

with the Manbeta1-4GlcNAcbeta14GlcNAcbetaAsn fragment of mammalian glycoproteins. The structure has been deduced by combination of<br />

NMR methods and molecular modelling protocols. The molecular recognition mode involves the typical interactions present in the recognition<br />

of neutral sugars by lectins, mainly CH-pi stacking interactions, hydrogen bonds and van der Waals forces. The figure has been designed by Dr.<br />

Ana Ardá and represents the first part of an ongoing collaboration with Prof. Carlo Unverzagt, at the University of Bayreuth, performed with the<br />

support of EUROCarbDB: http://www.eurocarbdb.org) and EU-NMR (http://www.eu-nmr.eu), and was presented at Tokyo during the XXV<br />

International Carbohydrate Symposium on the occasion of the Whistler Award to Jesús Jiménez-Barbero.<br />

Available online at www.sciencedirect.com<br />

Abstracted/Indexed in: Chem. Abstr.: Curr. Contents: Phys., Chem. & Earth Sci. Life Sci. Current Awareness in Bio. Sci. (CABS).<br />

Science Citation Index. Full texts are incorporated in CJELSEVIER, a file in the Chemical Journals Online database which<br />

is availabe on STN â International. Also covered in the abstract and citation database SciVerse Scopus â . Full text available on<br />

SciVerse ScienceDirect â<br />

ISSN 0008-6215

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