The present, invention relates to a cost effective, environment friendly industrially viable process for the preparation of 7,8-dimethoxy-1,3-dihydro-2H-3-benzazepine-2-one, an intermediate used in the preparation of ivabradine, without using acid chloride intermediate and condensing agent.
本发明涉及一种成本效益、环境友好且在工业上可行的制备7,8-二甲氧基-1,3-二氢-2H-3-苯并
吖啶-2-酮的过程,该中间体用于制备依伐布雷定,而无需使用酸
氯化物中间体和
缩合剂。