- 专利标题: Preparation of sufentanil citrate and sufentanil base
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申请号: US16254074申请日: 2019-01-22
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公开(公告)号: US10899749B2公开(公告)日: 2021-01-26
- 发明人: George Helmut Klemm , Brian Orr , Joel McClenaghan
- 申请人: SpecGX LLC
- 申请人地址: US MO Webster Groves
- 专利权人: SpecGX LLC
- 当前专利权人: SpecGX LLC
- 当前专利权人地址: US MO Webster Groves
- 主分类号: C07D409/06
- IPC分类号: C07D409/06 ; C07C51/41
摘要:
Provided herein are processes for forming sufentanil citrate from sufentanil base. One process comprises forming sufentanil citrate in the presence of a polar non-aqueous solvent. Other processes comprise forming sufentanil citrate in the presence of water.
公开/授权文献
- US20190152961A1 PREPARATION OF SUFENTANIL CITRATE AND SUFENTANIL BASE 公开/授权日:2019-05-23
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