The present invention provides a process for preparing a bicyclic amine derivative of the for-mula (Ia) or (Ib), (Formulae (Ia) (Ib)) comprising the rhodium-catalyzed asymmetric hydrogenation of an enamine of the formula (II), (Formula (II)) in the presence of a chiral ligand, wherein the chiral ligand is a chiral phosphine ligand.
本发明提供了一种制备式(Ia)或(Ib)的双环胺衍
生物的过程,其中(Ia)(Ib)式包括在手性
配体存在下对式(II)的恩醛进行
铑催化的不对称氢化,其中手性
配体是手性
膦配体。