[EN] PROCESS FOR PREPARATION OF DRONEDARONE BY N-BUTYLATION<br/>[FR] PROCÉDÉ POUR LA PRÉPARATION DE DRONÉDARONE PAR N-BUTYLATION
申请人:SANOFI SA
公开号:WO2012131409A1
公开(公告)日:2012-10-04
The invention relates to a novel process for preparation of dronedarone (I) and pharmaceutically acceptable salts thereof where the compound of formula (II) or salt thereof is reacted with a compound of formula L-(CH2)3-CH3 (III), where L is a leaving group, and isolating the obtained product and, if desired, converting it into a pharmaceutically acceptable salt thereof. The invention also relates to some novel intermediary compounds and the preparation thereof.
这项发明涉及一种新型的制备多奈达鲁酮(I)及其药用可接受盐的方法,其中式化合物(II)或其盐与式化合物L-(CH2)3-CH3(III)发生反应,其中L是一个离去基团,并分离得到的产物,并如有需要,将其转化为其药用可接受盐。该发明还涉及一些新型中间体化合物及其制备方法。