[EN] PROCESS FOR THE PREPARATION OF A PIPERAZINE DERIVATIVE<br/>[FR] PROCEDE DE PREPARATION D'UN DERIVE DE PIPERAZINE
申请人:FUJISAWA PHARMACEUTICAL CO
公开号:WO2001096332A1
公开(公告)日:2001-12-20
(2R)-1-[3,5-Bis (trifluoromethyl) benzoyl]-4-[2-[(2S)-2-(methoxymethyl) morpholino]ethyl]-2-(3-hydroxy-4-methyl- benzyl) piperazine dihydrochloride can be prepared from (2R)-4-benzyl-1-[3,5-bis (trifluoromethyl) benzoyl]-2-(3- hydroxy-4-methylbenzyl) piperazine via debenzylation, N-alkylation, and conversion into hydrochloride.
(2R)-1-[3,5-双(三氟甲基)苯甲酰基]-4-[2-[(2S)-2-(甲氧甲基)吗啉基]乙基]-2-(3-羟基-4-甲基苯甲基)哌嗪二盐酸盐可通过脱苯甲酰化、N-烷基化以及转化为盐酸盐的方式,由(2R)-4-苄基-1-[3,5-双(三氟甲基)苯甲酰基]-2-(3-羟基-4-甲基苯甲基)哌嗪制得。