A process for the preparation of (R)-(+)-lansoprazole having a high optical purity and a novel intermediates used therein are provided. The inventive process provides (R)-(+)-lansoprazole having a high optical purity through optical resolution of racemic lansoprazole.
本发明提供了制备具有高光学纯度的(R)-(+)-
兰索拉唑的方法以及所使用的新型中间体。本发明的方法通过对消旋
兰索拉唑进行光学分辨,从而得到具有高光学纯度的(R)-(+)-
兰索拉唑。