Synthesis and properties of functional tetrasilanes and hexasilanes

被引:14
作者
Baumeister, U
Schenzel, K
Zink, R
Hassler, K
机构
[1] GRAZ TECH UNIV,INST ANORGAN CHEM,A-8010 GRAZ,AUSTRIA
[2] UNIV HALLE WITTENBERG,INST PHYS CHEM,D-06108 HALLE,GERMANY
[3] UNIV HALLE WITTENBERG,INST ANALYT CHEM & UMWELTCHEM,D-06120 HALLE,GERMANY
关键词
D O I
10.1016/S0022-328X(97)00127-7
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The methylphenylsilanes Ph2Si(SiMe3)(2), SiMe3SiPh2SiPh2SiMe3, SiMe3SiPh2SiPh2SiPh2SiMe3, PhSi(SiMe3)(3) and (SiMe3)(2)SiPhSiPh(SiMe3)(2) have been prepared by dehalogenation of mixtures of Ph2SiMe2/ClSiMe3 and PhSiCl3/ClSiMe3 with sodium-potassium alloy or by reductive coupling of appropriate triflated silanes with lithium. The reactions of the silanes with HX/AlX3 (X = Cl, Br, I) as well as triflic acid have been investigated and the crystal structure of the tetrasilane Me3SiSiPh2SiPh2SiMe3 has been determined.
引用
收藏
页码:117 / 124
页数:8
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