CN104557943A - Preparation method of vildagliptin impurities - Google Patents

Preparation method of vildagliptin impurities Download PDF

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Publication number
CN104557943A
CN104557943A CN201410811679.2A CN201410811679A CN104557943A CN 104557943 A CN104557943 A CN 104557943A CN 201410811679 A CN201410811679 A CN 201410811679A CN 104557943 A CN104557943 A CN 104557943A
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China
Prior art keywords
preparation
vildagliptin
amino
cyanopyrolidine
intermediate product
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CN201410811679.2A
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Chinese (zh)
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CN104557943B (en
Inventor
谢义鹏
李元波
曹康平
王强
伍普华
袁森林
王颖
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Sichuan Hairong Pharmaceutical Industry Co Ltd Of Yangzijiang Pharmaceutical
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Sichuan Hairong Pharmaceutical Industry Co Ltd Of Yangzijiang Pharmaceutical
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Priority to CN201410811679.2A priority Critical patent/CN104557943B/en
Publication of CN104557943A publication Critical patent/CN104557943A/en
Application granted granted Critical
Publication of CN104557943B publication Critical patent/CN104557943B/en
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