UNDERSTANDING ELECTRONIC EFFECTS IN ORGANOMETALLIC COMPLEXES - ELECTRON DONATION BY THE TRIMETHYLSILYL GROUP

被引:58
作者
GASSMAN, PG [1 ]
DECK, PA [1 ]
WINTER, CH [1 ]
DOBBS, DA [1 ]
CAO, DH [1 ]
机构
[1] WAYNE STATE UNIV,DEPT CHEM,DETROIT,MI 48202
关键词
D O I
10.1021/om00038a069
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Electron donation by the trimethylsilyl group has been determined, through X-ray photoelectron spectroscopic analysis of the transition-metal center of zirconocenes, hafnocenes, and ferrocenes having trimethylsilyl substituents on the cyclopentadienide rings, to decrease the binding energy of the inner-shell electrons of the complexed transition metal by 0.10 eV/trimethylsilyl group. The trimethylsilyl group is slightly more electron donating than the methyl group in these systems.
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页码:959 / 960
页数:2
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