Chemoselective Cyclizations of Divinyl Ketones to Cyclohexenones Mediated by Lewis Acid and Base
作者:Nabi A. Magomedov、Piero L. Ruggiero、Yuchen Tang
DOI:10.1021/ol048545b
日期:2004.9.1
[reaction: see text] Chemoselective cyclizations of divinyl ketones to cyclohexenones mediated by a sterically demanding Lewisacid and an amine base have been accomplished under mild reaction conditions. The extension of this methodology to the synthesis of eight-membered rings is also demonstrated.