发明授权
- 专利标题： ARYLPYRIDAZINONE
- 专利标题（英）： Arylpyridazinones
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申请号： EP91918141.2申请日： 1991-10-12
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公开(公告)号： EP0553174B1公开(公告)日： 1998-07-08
- 发明人: AMSCHLER, Hermann , FIGALA, Volker , FLOCKERZI, Dieter , ULRICH, Wolf-Rüdiger , BEUME, Rolf , HÄFNER, Dietrich , HANAUER, Guido , ELTZE, Manfrid , SCHUDT, Christian , KILIAN, Ulrich
- 申请人： BYK GULDEN LOMBERG CHEMISCHE FABRIK GMBH
- 申请人地址： Postfach 10 03 10 D-78403 Konstanz DE
- 专利权人： BYK GULDEN LOMBERG CHEMISCHE FABRIK GMBH
- 当前专利权人： BYK GULDEN LOMBERG CHEMISCHE FABRIK GMBH
- 当前专利权人地址： Postfach 10 03 10 D-78403 Konstanz DE
- 优先权： CH3306/90 19901016
- 国际公布： WO9206963 19920430
- 主分类号： C07D237/14
- IPC分类号： C07D237/14 ; A61K31/50
摘要：
Disclosed are new compounds of general formula (I), in which one of the substituents R1 and R2 is a methoxy, difluoromethoxy or ethoxy group and the other is a C4-C7 cycloalkoxy or C3-C7 cycloalkylmethoxy group, as well as the salts formed by these compounds with bases. The compounds are suitable for use as active ingredients in bronchospasmolytics.
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