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2 Homometallic Alkoxides

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306<br />

Table 4.11 (Continued)<br />

M–O Bond lengths ( ˚A)<br />

Metal Bond angles ( Ž )<br />

Compound coordination Terminal Bridging � MOC Reference<br />

[Mo6⊲ 3-Cl⊳8⊲OMe⊳6] 2 5 1 2.032, 2.038,<br />

2.080 (3)<br />

av. 2.051<br />

– 126 271<br />

[Mo6⊲ 3-OMe⊳8⊲OMe⊳6] 2 51 2.092, 2.149,<br />

2.150 (6)<br />

av. 2.130<br />

av. 2.173 119.9 271<br />

[W(OMe) 4Cl2-cis] 6 1.82–1.87 (4)<br />

av. 1.84<br />

– 131–143<br />

av. 138<br />

272<br />

[W⊲OBu t ⊳4I2-trans] 6 1.840 (4) – 160.5 273<br />

[W⊲OCH2CF3⊳2Cl2⊲PMe2Ph⊳2] 6 1.844, 1.852 (5) – 142.2, 144.8 274<br />

[W⊲OCH2But⊳4⊲py⊳⊲OCPh2⊳] 611.897–1.967 (6)<br />

– 128.4–136.8 275<br />

av. 1.924<br />

av. 131.7<br />

[WfO12Si7⊲C6H11-c⊳7⊲NMe2⊳3]<br />

[W⊲OBu<br />

6 1.947 (4) – 162.4 276<br />

t ⊳3(NPh)Cl⊲ButNH2⊳] 6 1.85, 1.86, 1.91 (1) – 143–153<br />

av. 148<br />

277<br />

[W⊲OBu t ⊳3⊲NBut⊳Cl⊲ButNH2⊳] 6 1.864–1.897 (7)<br />

av. 1.884<br />

– – 278<br />

[W⊲OPr i ⊳4(NPh)(py)] 6 1.912–1.977 (16)<br />

– 123.9–132.5 279<br />

av. 1.951<br />

av. 130.0<br />

[W⊲OC2H4O⊳3] 6 1.880–1.932 (15)<br />

– 117–121<br />

280<br />

av. 1.907<br />

av. 120<br />

[W⊲OC2Me4O⊳3] 6 1.914–1.920 (3)<br />

– 119.2–120.6 281<br />

av. 1.916<br />

av. 119.7<br />

Li[W⊲OC2⊲CF3⊳2O⊳2(NPh)Cl] 6 1.929–2.053 (16)<br />

av. 1.987<br />

– 124.2, 125.1 282<br />

Cis-[W⊲OC2Me4O⊳2Cl2] 6 1.874–1.892 (8)<br />

av. 1.882<br />

– – 283<br />

[W⊲OC2H4O⊳⊲OC2Me4O⊳2] 6 1.889–1.924<br />

– 118.3–120.6 284<br />

av. 1.905<br />

[W⊲OC2H4O⊳⊲OC2Me4O⊳2]⊲PhOH⊳2 6 1.884–1.936 (6)<br />

av. 1.903<br />

av. 119.5<br />

– 118.0–121.5<br />

av. 119.7<br />

284

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