A general synthesis of vinylic silyl hydrides using nickel catalysis. Applications to the syntheses of silylene-tethered conjugated polymers

被引:24
作者
Chen, RM [1 ]
Luh, TY [1 ]
机构
[1] Natl Taiwan Univ, Dept Chem, Taipei 106, Taiwan
关键词
D O I
10.1016/S0040-4020(97)10218-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Treatment of benzylic or allylic dithioacetals with Me-2((PrO)-Pr-i)SiCH2MgCl in the presence of NiCl2(PPh3)(2) catalyst yielded the corresponding i-propoxy(vinyl)silanes which are reduced with LIAlH4, to afford vinylic silyl hydrides. These hydrides serve as the precursors for the syntheses of silylene-tethered sigma,pi-conjugated copolymers. (C) 1998 Elsevier Science Ltd. All rights reserved.
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页码:1197 / 1206
页数:10
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