26.12.2012 Views

2 Homometallic Alkoxides

2 Homometallic Alkoxides

2 Homometallic Alkoxides

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

594<br />

Table 6.29 (Continued)<br />

Bond length ( ˚A) Bond angle ⊲ Ž ⊳<br />

Compound Aryloxide M–O M–O–A Reference<br />

[W(OAr) 4Cl]<br />

square pyramid, axial Cl<br />

OC6H3Me2-2,6 1.855 (7) 176 x<br />

trans-[W(OAr) 2Cl3(THF)] OC6H3Ph2-2,6 1.855 (5)<br />

1.857 (5)<br />

154<br />

152<br />

ix<br />

[W(OAr) 4Cl(OEt2⊳] Cl trans to ether<br />

OC6H2Cl3-2,4,6 1.853 (9)<br />

1.964 (10)<br />

165<br />

140<br />

xii<br />

trans-[W(OAr) 2Cl3⊲PMe2Ph⊳] OC6H3Ph2-2,6 1.877 (4)<br />

1.853 (4)<br />

157<br />

166<br />

xi<br />

all trans-[W(OAr) 2Cl2⊲PMe2Ph⊳2]<br />

all trans-[W(OAr) 2Cl2⊲PMePh2⊳2]<br />

OC6H3Ph2-2,6<br />

OC6H4Me-4<br />

1.966 (4)<br />

1.848 (5)<br />

1.840 (5)<br />

140<br />

166<br />

172<br />

xi<br />

xiii<br />

all trans-[W(OAr) 2Cl2⊲PMePh2⊳2] OC6H3Me2-2,6 1.854 (5) 180 xiv<br />

Mixed aryloxy amides, alkoxides, hydrides, etc.<br />

[W(OAr) 4⊲NMe2⊳2]<br />

octahedral W<br />

OC6H2⊲CF3⊳3-2,4,6 1.949 (5)<br />

1.936 (6)<br />

151<br />

147<br />

xv<br />

1.971 (5)<br />

136<br />

1.945 (6)<br />

133<br />

1,2-[W2⊲OAr⊳2⊲NMe2⊳4] OC6H2But gauche rotamer, W<br />

2-2,4-Ph-6 1.90 (2) 157 xvi<br />

6C<br />

2 core<br />

[W(OAr) 2⊲OCMe2CMe2O⊳2]<br />

6-coord. W, cis-OAr<br />

OC6H5<br />

1.98 (2)<br />

1.884 (5)<br />

1.916 (6)<br />

114<br />

145<br />

139<br />

xvii<br />

[W(OAr)(H) 3⊲PMe3⊳4]<br />

8-coord. W<br />

OC6H52.129 (8) 142 xviii<br />

Oxo, imido and related aryloxides<br />

trans-[W(O)⊲OAr⊳2Cl2]<br />

Square pyramid, axial WDO<br />

OC6H3Br2-2,6 1.860 (2)<br />

1.854 (2)<br />

139<br />

165<br />

xix

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!