Ytterbium triflate-catalyzed reactions of imines with a chiral non-racemic silyloxypyrrole
作者:Bruno Dudot、Jacques Royer、Mireille Sevrin、Pascal George
DOI:10.1016/s0040-4039(00)00625-0
日期:2000.6
In the presence of a catalytic amount of ytterbium triflate the reactions of various aromatic imines with a chiral non-racemic silyloxypyrrole proceeded smoothly to afford the corresponding aldol-type adducts in go od yields and diastereoselectivities. (C) 2000 Elsevier Science Ltd. All rights reserved.