TRANSITION-METAL SILYL COMPLEXES .36. ON THE QUESTION OF GOLD-GOLD INTERACTIONS IN PH2P[CH2]1(2)PPH2-BRIDGED DINUCLEAR GOLD SILYL COMPLEXES

被引:26
作者
PIANA, H [1 ]
WAGNER, H [1 ]
SCHUBERT, U [1 ]
机构
[1] UNIV WURZBURG,INST ANORGAN CHEM,AM HUBLAND,W-8700 WURZBURG,GERMANY
关键词
DINUCLEAR GOLD COMPLEX; SILYL COMPLEX; GOLD-GOLD INTERACTION;
D O I
10.1002/cber.19911240110
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Dinuclear silyl gold complexes of the type dppm(AuSiR3)2 (1) or dppe(AuSiR3)2 (2) are prepared by the reaction of dppm-(AuCl)2 or dppe(AuCl)2 with two equivalents of LiSi(aryl)3 or LiSi(SiMe3)3. The complex dppe[AuSi(SiMe3)3]2 (2c) exhibits crystallographic inversion symmetry, and therefore the distance between both gold atoms is a maximum. In dppm-(AuSiPh3)2 (1b) a gold-gold interaction between both gold atoms is observed [Au-Au 316.80(3) pm].
引用
收藏
页码:63 / 67
页数:5
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