Rhodium (II) catalyzed cyclizations of α-diazo substituted alkynes. A new mode of reaction
作者:Albert Padwa、David J. Austin、Simon L. Xu
DOI:10.1016/s0040-4039(00)79874-1
日期:1991.8
Treatment of several o-alkyne-enyl substituted α-diazoacetophenone derivatives with Rh2OAc4 results in cyclopropenyl substituted indenones which undergo a subsequent 2+2-dimerization reaction.