Mercuric Triflate Catalyzed Cycloisomerization of Alkynyl-1,3-Cyclohexanedione and Alkynyl-1,3-Cyclopentanedione
作者:Mugio Nishizawa、Hiroshi Imagawa、Shuhei Kotani
DOI:10.1055/s-2006-932464
日期:——
Mercuric triflate was used to catalyze cycloisomerization of alkynyl-1,3-cyclohexanediones and cyclopentanediones to give fused oxabicyclic systems under mild reaction conditions with high catalytic turnover up to 1000 times.