1-[7,8-dimethoxy-1,3,4,5-tetrahydro-2H-3-benzazepin-2-on-3-yl]-3-[N-methyl-N-(3-amino-4-chloro-benzoyl-methyl)-amino]-propane 在
sodium borohydrid 作用下,
以55%的产率得到1-[7,8-Dimethoxy-1,3,4,5-tetrahydro-2H-3-benzazepin-2-on-3-yl]-3-[N-methyl-N-(2-{3-amino-4-chloro-phenyl}-2-hydroxy-ethyl)-amino]-propane