IMPROVED PROCESS FOR THE PREPARATION OF [[2(S)-[[4(R)-(3-HYDROXYPHENYL)-3(R),4-DIMETHYL-1-PIPERIDINYL]METHYL]-1-OXO-3-PHENYLPROPYL]AMINO]ACETIC ACID DIHYDRATE
IMPROVED PROCESS FOR THE PREPARATION OF [[2(S)-[[4(R)-(3-HYDROXYPHENYL)-3(R),4-DIMETHYL-1-PIPERIDINYL]METHYL]-1-OXO-3-PHENYLPROPYL]AMINO]ACETIC ACID DIHYDRATE
[EN] AN IMPROVED PROCESS FOR THE PREPARATION OF [[2(S)-[[4(R)-(3-HYDROXY PHENYL)-3(R), 4-DIMETHYL-1 -PIPERIDINYL]METHYL]-1 -OXO-3-PHENYLPROPYL] AMINO]ACETIC ACID DIHYDRATE<br/>[FR] PROCÉDÉ AMÉLIORÉ DE PRÉPARATION DE DIHYDRATE D'ACIDE [[2(S)-[[4(R)-(3-HYDROXYPHÉNYL)-3(R),4-DIMÉTHYL-1-PIPÉRIDINYL]MÉTHYL]-1-OXO-3-PHÉNYLPROPYL]AMINO]ACÉTIQUE
申请人:MSN LABORATORIES PRIVATE LTD
公开号:WO2017158615A1
公开(公告)日:2017-09-21
The present invention relates to an improved process for the preparation of [[2(S)-[[4(R)- (3 -hydroxypheny l)-3 (R),4-dimethyl- 1 -piperidinyl] methyl] - 1 -oxo- 3 -phenylpropyl] amino] acetic acid dihydrate, represented by the following structural formula: