GENERATION OF VINYLCARBENES BY THE INTRAMOLECULAR ADDITION OF ALPHA-DIAZO KETONES TO ACETYLENES

被引:76
作者
PADWA, A
CHIACCHIO, U
GARREAU, Y
KASSIR, JM
KRUMPE, KE
SCHOFFSTALL, AM
机构
[1] Department of Chemistry, Emory University, Atlanta
[2] Department of Chemistry, Universita di Catania, Catania
关键词
D O I
10.1021/jo00289a006
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
: Treatment of several a-diazo alkynyl substituted ketones with rhodium(II) carboxylates results in intramolecular addition to the acetylenic 7r-bond to give a transient cyclopropene which spontaneously rearranges to a vinyl carbene intermediate. © 1990, American Chemical Society. All rights reserved.
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页码:414 / 416
页数:3
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