Process for the production of the anorexic drug dexfenfluramine hydrochloride (INN) which comprises the ethylation of the (S),(S)-N-(1-phenylethyl)-α-methyl-3-(trifluoromethyl)benzeneethanamine or of a salt thereof with an organic or inorganic acid, the debenzylation of the resulting intermediate (S),(S)-N-ethyl-N-(1-phenylethyl)-α-methyl-3-(trifluoromethyl)benzeneethanamine or of a salt thereof with an organic or inorganic salt by catalytic hydrogenation and, optionally, the salification with hydrochloric acid.
生产厌食药物右旋
氟苯丙胺盐酸盐(INN)的过程包括将(S),(S)-N-(1-苯乙基)-α-甲基-3-(三
氟甲基)苯
乙胺或其与有机或
无机酸的盐进行乙基化,将所得中间体(S),(S)-N-乙基-N-(1-苯乙基)-α-甲基-3-(三
氟甲基)苯
乙胺或其与有机或
无机盐的盐通过催化氢化脱苄基,以及可选地与盐酸盐化。