Invention Grant
US08350033B2 4-((3, 5, 6-trimethylpyrazine-2-yl) methoxyl) benzoic acid and its derivatives
失效
4 - （（3,5,6-三甲基吡嗪-2-基）甲氧基）苯甲酸及其衍生物
- Patent Title: 4-((3, 5, 6-trimethylpyrazine-2-yl) methoxyl) benzoic acid and its derivatives
- Patent Title (中): 4 - （（3,5,6-三甲基吡嗪-2-基）甲氧基）苯甲酸及其衍生物
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Application No.: US12681623Application Date: 2008-10-27
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Publication No.: US08350033B2Publication Date: 2013-01-08
- Inventor: Jiaming Li , Guangwei He , Yonghai Zhao , Fengshi Ma , Yong He , Qiang Wu , Feng Li
- Applicant: Jiaming Li , Guangwei He , Yonghai Zhao , Fengshi Ma , Yong He , Qiang Wu , Feng Li
- Priority: CN200710163477 20071026
- International Application: PCT/CN2008/072840 WO 20081027
- International Announcement: WO2009/056070 WO 20090507
- Main IPC: C07D241/00
- IPC: C07D241/00
Abstract:
Ligustrazine aromatic acid ether derivative of general formula I, its preparation method, pharmaceutical composition and application, wherein Ar is selected from aryl substituted aryl and substituted styryl, R is selected from hydrogen and alkyl with no more than 6 carbon atoms.
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