发明名称 |
INTERMEDIATES OF SITAGLIPTIN AND PREPARATION PROCESS THEREOF |
摘要 |
Disclosed are intermediates of Sitagliptin, a preparation process thereof, and a process for synthesizing Sitagliptin using these intermediates. Sitagliptin is synthesized by using chiral amino compounds as a raw material, without having to build a chiral center with a chiral asymmetric catalytic hydrogenation, and high-pressure hydrogenation is avoided.
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申请公布号 |
US2013281695(A1) |
申请公布日期 |
2013.10.24 |
申请号 |
US201113988261 |
申请日期 |
2011.12.01 |
申请人 |
PAN XIANHUA;LI WEIJIN;ZHANG QUNHUI;RUAN LIBO;YU WANSHENG;DENG FEI;MA TIANHUA;HUANG MINGWANG;HE MINHUAN;ZHEJIANG HISOAR PHARMACEUTICAL CO., LTD. |
发明人 |
PAN XIANHUA;LI WEIJIN;ZHANG QUNHUI;RUAN LIBO;YU WANSHENG;DENG FEI;MA TIANHUA;HUANG MINGWANG;HE MINHUAN |
分类号 |
C07D487/04;C07C319/20;C07C323/25;C07D203/08;C07D203/10;C07D203/24;C07F7/10 |
主分类号 |
C07D487/04 |
代理机构 |
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代理人 |
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地址 |
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