Cation Radical Aza-Diels-Alder Reaction between <i>N</i>-Arylimines and <i>N</i>-Vinyllactams: A Facile Synthesis of 4-Lactam-<i>N</i>-yl Tetrahydroquinolines
作者:Xiaodong Jia、Li Yang、Bing Han、Wei Zhang、Xiaoling Jin、Zhong-Li Liu
DOI:10.1055/s-2006-942521
日期:2006.9
Cycloaddition of N-arylimines with N-vinylpyrrolidin-2-one or N-vinylazepan-2-one was efficiently induced by tris(4-bromophenyl)aminium hexachloroantimonate producing stereoselectively the corresponding cis-2-aryl-4-(2-oxopyrrolidin-1-yl)- or cis-2-aryl-4-(2-oxoazepan-l-yl)tetrahydroquinoline derivative in good yields.