Consecutive Cyclization of Allylaminoalkene by Intramolecular Aminolithiation−Carbolithiation
作者:Susumu Tsuchida、Atsunori Kaneshige、Tokutaro Ogata、Hiromi Baba、Yasutomo Yamamoto、Kiyoshi Tomioka
DOI:10.1021/ol801397v
日期:2008.8.21
Consecutive cyclization of allylaminoalkenes by tandem aminolithiation-carbolithiation proceeded smoothly by using a lithium amide as a lithiating agent as well as protonating agent to give bicyclic amines, octahydroindolizine and hexahydro-1H-pyrrolizine, in reasonably high yield and diastereoselectivity.