Invention Grant
US09533953B2 Method of preparation of crystal forms of 4-(cyclopropylmethoxy)-n-(3,5-dichloro-1-oxidopyridyn-4-yl)-5-methoxypyridine-2-carboxamide and crystal forms thereof
有权
制备4-（环丙基甲氧基） - 正 - （3,5-二氯-1-氧基吡啶-4-基）-5-甲氧基吡啶-2-甲酰胺及其晶体形式的晶型的方法
- Patent Title: Method of preparation of crystal forms of 4-(cyclopropylmethoxy)-n-(3,5-dichloro-1-oxidopyridyn-4-yl)-5-methoxypyridine-2-carboxamide and crystal forms thereof
- Patent Title (中): 制备4-（环丙基甲氧基） - 正 - （3,5-二氯-1-氧基吡啶-4-基）-5-甲氧基吡啶-2-甲酰胺及其晶体形式的晶型的方法
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Application No.: US14647799Application Date: 2013-11-28
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Publication No.: US09533953B2Publication Date: 2017-01-03
- Inventor: Pascal Billot , Didier Brige , Alexandre Giuliani , Hagit Elmaleh , Marc-Antoine Perrin
- Applicant: SANOFI
- Applicant Address: FR Paris
- Assignee: SANOFI
- Current Assignee: SANOFI
- Current Assignee Address: FR Paris
- Agency: Morrison & Foerster LLP
- Priority: EP12306479 20121128
- International Application: PCT/EP2013/074972 WO 20131128
- International Announcement: WO2014/083107 WO 20140605
- Main IPC: C07D213/89
- IPC: C07D213/89
Abstract:
The present invention relates to a process of preparation of Crystal Forms of 4-(cyclopropylmethoxy)-N-(3,5-dichloro-1-oxidopyridin-4-yl)-5-methoxypyridine-2-carboxamide of formula (I), said Crystal Forms which are designated as Crystal Forms A to I A and their use as a medicament.
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