AN EFFICIENT SYNTHESIS OF LARGE RING ACETYLENES

被引:18
作者
BOIVIN, J
HUPPE, S
ZARD, SZ
机构
[1] ECOLE POLYTECH,CNRS,SYNTH ORGAN LAB,F-91128 PALAISEAU,FRANCE
[2] CNRS,INST CHIM SUBST NAT,F-91198 GIF SUR YVETTE,FRANCE
关键词
D O I
10.1016/0040-4039(95)01146-9
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The two regioisomeric beta-ketoesters obtained by ring expansion of a cycloalkanone with ethyl diazoacetate and a Lewis acid give the same cycloalkyne upon exposure of the corresponding isoxazolinone to sodium nitrite / aqueous acetic acid and ferrous sulfate.
引用
收藏
页码:5737 / 5740
页数:4
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