The invention relates to a novel process for the preparation of dronedarone (I) and pharmaceutically acceptable salts thereof, which comprises reacting of compound of formula (IV) with compound of formula (VI) in a Grignard reaction, and the obtained product is isolated and, if desired, converted into a pharmaceutically acceptable salt thereof. The invention also relates to some novel intermediary compounds and processes for the preparation thereof.
本发明涉及一种新型的制备多
吡酮(I)及其药用可接受盐的过程,包括将公式(IV)化合物与公式(VI)化合物在格氏反应中反应,所得产物被分离并且,如果需要,转化为其药用可接受盐。本发明还涉及一些新型中间体化合物及其制备过程。