[EN] METHOD OF PREPARING VORTIOXETINE<br/>[FR] PROCÉDÉ DE PRÉPARATION DE LA VORTIOXÉTINE
申请人:ZENTIVA KS
公开号:WO2016004908A1
公开(公告)日:2016-01-14
The new method of preparing 1-(2-(2,4-dimethylphenylsulphanyl)pheny!)piperazine of formula (I) or its salt comprises a reaction of 2-(2,4-dimethylphenylsulphanyl)benzeneamine of formula (XI), wherein Me is methyl, with a suitable precursor of formation of piperazine ring of formula (Xll), wherein LG is a leaving group and R is hydrogen or a protective group, in a suitable organic solvent, wherein the reaction is carried out without presence of a base in a neutral or acidic environment. (Formulae (I), (XI), (XII))
制备化合物1-(2-(2,4-二甲基苯基磺基)苯基)哌嗪的新方法或其盐包括将式(XI)的2-(2,4-二甲基苯基磺基)苯胺(其中Me为甲基)与式(XII)的哌嗪环形成前体(其中LG为离去基团,R为氢或保护基)在适当的有机溶剂中反应,其中反应在中性或酸性环境中进行,无碱存在。(式(I),(XI),(XII))