| 发明名称 |
VERFAHREN ZUR HERSTELLUNG VON NEUEN 1,3,8TRISUBSTITUIERTEN XANTHINEN UND DEREN SALZEN |
| 摘要 |
<p>Compounds of the formula <IMAGE> or physiologically acceptable salts thereof in which formula R1 is methyl, ethyl or n-propyl, R2 is methyl or n-propyl and R3 is <IMAGE> methods for the preparation thereof; intermediates useful for their preparation; pharmaceutical preparations containing at least one of these compounds; and the use thereof in the treatment of allergy and bronchial asthma.</p> |
| 申请公布号 |
AT363491(B) |
申请公布日期 |
1981.08.10 |
| 申请号 |
AT19780007144 |
申请日期 |
1978.10.04 |
| 申请人 |
AKTIEBOLAGET DRACO |
发明人 |
BERGSTRAND STEN HAKAN AXEL MAGNUS;KJELLIN PER GUNNAR;PERSSON CARL GOERAN AUGUST;SOERENBY LARS MAGNUS |
| 分类号 |
C07D239/54;A61K31/52;A61K31/522;A61P37/08;C07D239/545;C07D473/06;(IPC1-7):07D473/04 |
主分类号 |
C07D239/54 |
| 代理机构 |
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代理人 |
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| 地址 |
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