SIMPLE PREPARATION OF TRIMETHYLSILYLACETONITRILE AND A NOVEL RING-OPENING OF EPOXIDES WITH TRIMETHYLSILYLACETONITRILE ANION

被引:86
作者
MATSUDA, I
MURATA, S
ISHII, Y
机构
[1] Department of Synthetic Chemistry, Faculty of Engineering, Nagoya University, Chikusa
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 1979年 / 01期
关键词
D O I
10.1039/p19790000026
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Trimethylsilylacetonitrile (TMSAN) is prepared from halogenoacetonitrile and chlorotrimethylsilane using zinc as a halogen acceptor. TMSAN anion reacts with carbonyl compounds and epoxides to give αβ-unsaturated nitriles (1) and γ-trimethylsiloxynitriles (4) and (6), respectively. The formation of the latter compounds is explained by the intermediacy of (3) which is generated by 1,4-migration of the trimethylsilyl group. Nitriles (4) and (6) are readily transformed to γ-lactone derivatives (5) and (7) with hydrochloric acid in aqueous methanol.
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页码:26 / 30
页数:5
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