STEREOSELECTIVE CYCLIC CARBOLITHIATION OF ALKYNE DERIVATIVES - A STEREOSELECTIVE SYNTHESIS OF EXOCYCLIC ALKENES

被引:57
作者
WU, GZ [1 ]
CEDERBAUM, FE [1 ]
NEGISHI, E [1 ]
机构
[1] PURDUE UNIV,DEPT CHEM,W LAFAYETTE,IN 47907
基金
美国国家科学基金会; 美国国家卫生研究院;
关键词
D O I
10.1016/0040-4039(90)87016-S
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
(Trimethylsilyl)alkyne derivatives that are lithiated in the δ position via non-radical routes can cyclize in a stereoselective manner (≥96-98%) to give exocyclic alkenes containing five-membered carbocycles in high yields. © 1990.
引用
收藏
页码:493 / 496
页数:4
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