有机小分子催化的烯酮的不对称环加成反应
Organocatalytic Asymmetric Cycloaddition Reaction of Ketenes
摘要
[中文摘要]重点从立体选择性和催化机理方面,总结了不同的有机小分子催化剂在烯酮的[2+2]和[4+2]不对称环加成反应中的应用.[英文摘要]In this review,organocatalytic asymmetric [2+2] and [4+2] cycloaddition reactions of ketenes are summarized with emphasis on the selectivities and mechanisms of different catalysts.