PROCESS FOR PREPARATION OF DRONEDARONE BY THE USE OF DIBUTYLAMINOPROPANOL REAGENT
申请人:SANOFI
公开号:US20160075673A1
公开(公告)日:2016-03-17
The invention relates to a novel process for preparation of dronedarone of formula (I) and pharmaceutically acceptable salts thereof, characterized in that a compound of formula (II)—where L is leaving group—is reacted with compound of formula (III) and the obtained product is isolated and, if desired, converted into a pharmaceutically acceptable salt thereof.
本发明涉及一种制备式(I)的多内酯及其药学上可接受的盐的新工艺,其特征在于将式(II)的化合物(其中L为离去基团)与式(III)的化合物反应,得到的产物被分离,并在需要时转化为其药学上可接受的盐。