The present invention provides a process for preparing a bicyclic amine derivative of the formula (Ia) or (Ib),
comprising the rhodium-catalyzed asymmetric hydrogenation of an enamine of the 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,包括在手性
配体的存在下,通过催化作用的氢化反应将式(II)的恩酰胺还原为所需产物,其中手性
配体是手性
膦配体。