Palladium-catalyzed epimerization of γ-alkenyl-γ-butyrolactone derivatives
作者:Yung-Son Hon、Hsien-Fan Chen、Chen-Yi Kao、Ching-Zong Luo
DOI:10.1016/j.tet.2010.08.035
日期:2010.10
gamma-Alkenyl-alpha,beta,gamma-trisubstituted-gamma-butyrolactones (12-16) and gamma-alkenyl-furofurandione derivatives (21-Z-24-Z; 21-E-24-E; 25-Z-28-Z; and 25-E-28-E) were successfully epimerized in high yield by a palladium catalyst. (C) 2010 Elsevier Ltd. All rights reserved.