[EN] A PROCESS FOR PREPARING 1-METHYL-3-PHENYLPIPERAZINE<br/>[FR] PROCEDE DE PREPARATION DE 1-METHYL-3-PHENYLPIPERAZINE
申请人:AUROBINDO PHARMA LTD
公开号:WO2004106309A1
公开(公告)日:2004-12-09
The present invention describes an industrially advantageous process to prepare highly pure 1-Methyl-3-phenylpiperazine of formula (I), that makes use of a novel piperazine derivative, 4-Benzyl-1-methyl-2-oxo-3-phenylpiperazine, represented by formula (II), 1-Methyl-3-phenylpiperazine is a useful intermediate in the preparation of antidepressant Mirtazapine.