申请人:JIANGSU TASLY DIYI PHARMACEUTICAL CO., LTD.
公开号:US20170267646A1
公开(公告)日:2017-09-21
Provided is a preparation method for revaprazan hydrochloride, the method comprising: (1) the preparation of 4-hydroxyl-2-(4-fluoroaniline)-5,6-dimethylpyrimidine; (2) the preparation of 4-chloro-2-(4-fluoroaniline)-5,6-dimethylpyrimidine; (3) the preparation of revaprazan hydrochloride. The method has advantages such as simple operations, high product purity, good yield and suitability for industrial production.
提供了一种雷伐普兰盐酸盐的制备方法,该方法包括:(1)制备4-羟基-2-(4-氟苯胺)-5,6-二甲基嘧啶;(2)制备4-氯-2-(4-氟苯胺)-5,6-二甲基嘧啶;(3)制备雷伐普兰盐酸盐。该方法具有操作简单、产品纯度高、产率好且适合工业生产等优点。