5-fluoro-6-[1-hydroxy-2-[4-hydroxy-4-(3-methoxyphenyl)-1-piperidinyl]ethyl]-3,4-dihydroquinolin-2(1H)-one 、 ethyl acetate hydrochloride 在
异丙醇 作用下,
以
甲醇 为溶剂,
以to afford 5-Fluoro-6-[1-hydroxy-2-[4-hydroxy-4-(3-methoxyphenyl)-1-piperidinyl]ethyl]-3,4-dihydroquinolin-2(1H)-one hydrochloride as a white solid (190 mg, 81%)的产率得到5-Fluoro-6-{1-hydroxy-2-[4-hydroxy-4-(3-methoxyphenyl)-1-piperidinyl]ethyl}-3,4-dihydroquinolin-2(1H)-one Hydrochloride