发明名称 |
Antihistaminic 2-(amino ethylamino) pyridines |
摘要 |
The present invention provides a compound of the formula (I): <IMAGE> (I) or a salt, ester or amide thereof; wherein R1 is -COOH, -CH=CH-COOH, -CH2COOH, or (CH2)2COOH. R2 is alkoxy (1-4 carbons), alkyl (1-4 carbons), hydrogen, or halogen. R3 and R4 may be the same or different and can be hydrogen, or lower alkyl(1-4 carbons) or NR3R4 is pyrrolidino. Also disclosed are methods for the preparation of the above compounds and pharmaceutical formulations containing them. The above compounds have antihistaminic activity.
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申请公布号 |
US4590199(A) |
申请公布日期 |
1986.05.20 |
申请号 |
US19840635308 |
申请日期 |
1984.07.27 |
申请人 |
COKER, GEOFFREY G.;FINDLAY, JOHN W. A. |
发明人 |
COKER, GEOFFREY G.;FINDLAY, JOHN W. A. |
分类号 |
A61K31/44;A61K31/4402;A61K31/4418;A61K31/455;A61P37/08;A61P43/00;C07D213/74;C07D213/79;C07D213/80;C07F9/58;(IPC1-7):A61K31/455;C07D401/12 |
主分类号 |
A61K31/44 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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