乙酰氯 、
tert-butyl (+)-(1-{2-[4-benzoyl-2-(3,4-difluorophenyl)morpholin-2-yl]ethyl}-4-phenylpiperid-4-yl)carbamate 在
乙酸乙酯 作用下,
以
甲醇 为溶剂,
反应 18.0h,
以32.4 g of the expected product are obtained的产率得到(+)-[2-[2-(4-Amino-4-phenylpiperid-1-yl)ethyl]-2-(3,4-difluorophenyl)morpholin-4-yl]phenylmethanone dihydrochloride