申请人:Scinopharm (Changshu) Pharmaceuticals, Ltd.
公开号:US20140046086A1
公开(公告)日:2014-02-13
The present invention provides efficient, economical and environmental friendly methods for synthesis of prostaglandin analogs including tafluprost and intermediates thereof. The invention involves a selective oxidation using in situ boronate ester protection and a unique crystallization method to remove the undesired isomers of fluorinated intermediates.
本发明提供了一种高效、经济、环保的合成前列腺素类似物(包括塔夫罗前列素和其中间体)的方法。该发明涉及使用原位硼酸酯保护的选择性氧化和一种独特的结晶方法,以去除氟化中间体中不需要的异构体。