Production of diethanolamine derivatives and their intermediates
申请人:Takeda Chemical Industries, Ltd.
公开号:EP0474411A1
公开(公告)日:1992-03-11
A method of producing diethanolamine derivatives or acid salts thereof according to the reaction scheme:
wherein X stands for a leaving group; and R¹ stands for an alkylcarbamoyl group, which provides an industrially advantageous method of preparing the subject matter useful as an antiarrhythmic agent.