Novel and Highly Stereoselective Process for Preparing Gemcitabine and Intermediates Thereof
申请人:Xu Yongxiang
公开号:US20100179314A1
公开(公告)日:2010-07-15
The present invention provides a novel and highly stereoselective process for preparing gemcitabine, which is suitable for industrial production, wherein, it includes the following reactions. Additionally, the invention discloses the key intermediates. The definition for the groups of G1, G2, G3, G4, and G5 are described in the specification.