Invention Grant
- Patent Title: Organic amine salt of key intermediate of Elagolix sodium and preparation method thereof
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Application No.: US17426522Application Date: 2020-11-24
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Publication No.: US12077511B2Publication Date: 2024-09-03
- Inventor: Jian Chen , Xianqiang Zhang , Yaoqiang Li
- Applicant: NANJING CHEMPION BIOTECHNOLOGY CO., LTD.
- Applicant Address: CN Nanjing
- Assignee: Nanjing Chempion Biotechnology Co., Ltd.
- Current Assignee: Nanjing Chempion Biotechnology Co., Ltd.
- Current Assignee Address: CN Nanjing
- Agency: Stites & Harbison, PLLC
- Agent Patrick M. Torre
- Priority: CN 2010828575.8 2020.08.12
- International Application: PCT/CN2020/131054 2020.11.24
- International Announcement: WO2022/032927A 2022.02.17
- Date entered country: 2021-07-28
- Main IPC: C07D239/54
- IPC: C07D239/54
Abstract:
The present disclosure discloses a compound 1,1,3,3-tetramethylguanidine (R)-(tert-butoxycarbonyl)(2-(5-(2-fluoro-3-methoxyphenyl)-3-(2-fluoro-6-(trifluoromethyl)benzyl)-4-methyl-2,6-dicarbonyl-3,6-dihydropyrimidine-1(2H)-yl)-1-phenylethyl) sulfamate (of structural formula I) and a preparation method thereof.
Public/Granted literature
- US20220242830A1 ORGANIC AMINE SALT OF KEY INTERMEDIATE OF ELAGOLIX SODIUM AND PREPARATION METHOD THEREOF Public/Granted day:2022-08-04
Information query
