Invention Grant
US08530654B2 Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimethoxy-2-methylaminoquinazolin-4-yl) phenyl] terephthalamic acid
有权
N- [3-（6,7-二甲氧基-2-甲基氨基喹唑啉-4-基）苯基]对苯二甲酸甲酯的晶体，无定形物质或盐
![Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimethoxy-2-methylaminoquinazolin-4-yl) phenyl] terephthalamic acid](/docs/US/2013-09-10/US08530654B2/abs.jpg.600x600.jpg)
- Patent Title: Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimethoxy-2-methylaminoquinazolin-4-yl) phenyl] terephthalamic acid
- Patent Title (中): N- [3-（6,7-二甲氧基-2-甲基氨基喹唑啉-4-基）苯基]对苯二甲酸甲酯的晶体，无定形物质或盐
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Application No.: US12032550Application Date: 2008-02-15
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Publication No.: US08530654B2Publication Date: 2013-09-10
- Inventor: Eiichi Yamamoto , Osamu Asano , Jun Niijima , Kazumasa Nara
- Applicant: Eiichi Yamamoto , Osamu Asano , Jun Niijima , Kazumasa Nara
- Applicant Address: JP Tokyo
- Assignee: Eisai R&D Management Co., Ltd.
- Current Assignee: Eisai R&D Management Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: TW96105966A 20070216; PK165/2007 20070219; TH0701000756 20070219; WOPCT/JP2007/053066 20070220; JPP2007-212910 20070817
- Main IPC: C07D239/84
- IPC: C07D239/84 ; A61K31/517
![Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimethoxy-2-methylaminoquinazolin-4-yl) phenyl] terephthalamic acid](/abs-image/US/2013/09/10/US08530654B2/abs.jpg.150x150.jpg)
Abstract:
Crystals, amorphous substances, salts, and hydrates of a salt of methyl N-[3-(6,7-dimethoxy-2-methylaminoquinazolin-4-yl)phenyl]terephthalamic acid having PDE4 inhibitory action are provided. These compounds are useful for treating allergic diseases such as atopic dermatitis.
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