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2 Homometallic Alkoxides

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558<br />

Table 6.22 (Continued)<br />

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

Compound Aryloxide M–O M–O–Ar Ref.<br />

[Zr(di-OAr)⊲BH4⊳2⊲THF⊳] CH2⊲OC6H3But-2-Me-4⊳2 1.922 (3)<br />

1.937 (4)<br />

157<br />

144<br />

xxii<br />

[(cot)(OAr)Zr⊲ 2-H⊳2Zr(OAr)(COT)] OC6H3But [(cot)(OAr)Zr⊲ 2-H2CO⊳Zr(OAr)(COT)]<br />

2-2,6 OC6H3Bu<br />

1.983 (2) xxiii<br />

t 2-2,6 Cyclopentadienyl aryloxides<br />

1.983 (4) xxiii<br />

[Cp2Zrf⊲ 2- 6-OAr⊳Cr⊲CO⊳3g2] Cr -bound to phenoxide nucleus<br />

2- 6-OC6H5 1.992 (6) 154 xxiv<br />

[Cp(pyrazolylborate)Zr(OAr) 2 ] OC6H4Ph-2 1.987 (5)<br />

2.015 (4)<br />

153<br />

140<br />

vii<br />

[Cp2Zr(OAr)OCPh-W(CO) 5]<br />

[Cp2Zr(OAr)⊲CH2Ph⊳] [Cp2Zr(OAr)⊲ OC6H5<br />

OC6H2Me2-2,4-⊲˛-Me-c-C6H10⊳-6<br />

1.971 (6)<br />

1.981 (6)<br />

155<br />

165<br />

xxv<br />

xxvi<br />

2-ButNDCCH2Ph⊳] 2-iminoacyl OC6H3But 2-2-Me-6 2.079 (3) 155 xxvi<br />

[Cp2 (ArO)Zr⊲ 2-H⊳⊲ 2-NBut⊳IrCp] OC6H4Me-4 2.083 (4) 144 xxvii<br />

xxviii<br />

[Cp2Zr(OAr)⊲S2CNMe2⊳] [Cp2Zr(OAr) 2]<br />

[Cp2Zr(OAr) 2]<br />

OC6H5<br />

OC6F5<br />

OC6H4⊲PPh2⊳-2<br />

2.023 (8)<br />

1.991 (2)<br />

1.979 (7)<br />

2.004 (1)<br />

160<br />

164<br />

160<br />

144<br />

xxix<br />

xxx<br />

xxxi<br />

[Cp2Zr(OAr)Cl] [Cp2Zr(OAr) 2]<br />

OC6H4⊲PPh2⊳-2<br />

OC6H5<br />

1.993 (6)<br />

2.01 (1)<br />

144<br />

147<br />

xxxi<br />

xxxii<br />

[Cp Ł<br />

2 Zr(OAr) 2] OC6H5 1.989 (3) 173 xxxii<br />

[Cp 2 Zr(OAr)⊲ 2-O⊳Zr(OAr)Cp 2 ] OC6H4Cl-4 2.00 (2) 153 xxxiii<br />

1.99 (2) 177<br />

[Cp 2 Zr(OAr)⊲ 2-O⊳Zr(OAr)Cp 2 ] OC6H5 2.073 (7) 153 xxxiv<br />

[⊲C5H4Me⊳2Zr(OAr) 2] OC6H3Cl2-2,6 2.03 (1) 148 xxxv

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