Lewis Acid Catalyzed Reactions of Vinylidenecyclopropanes with Activated Carbon−Oxygen Double Bond: A Facile Synthetic Protocol for Functionalized Tetrahydrofuran and 3,6-Dihydropyran Derivatives
作者:Jian-Mei Lu、Min Shi
DOI:10.1021/jo702518u
日期:2008.3.1
A number of functionalized tetrahydrofuran and 3,6-dihydropyran derivatives are prepared selectively in moderate to good yields by the reactions of vinylidenecyclopropanes with activated carbonyl compounds in the presence of Lewis acid.