Arylpyridazinones
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United States of America Patent
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Dec 27, 1994
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N/A
app pub date -
Apr 16, 1993
filing date -
Oct 16, 1990
priority date (Note) -
Expired
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Abstract
6-Aryl-3[2H]pyridazinones of formula I ##STR1## wherein one of the substituents R1 and R2 denotes methoxy, difluoromethoxy or ethoxy, and the other denotes C4-C7-cycloalkoxy or C3-C7-cycloaklylmethoxy, and their salts with bases, and medicaments compounded therefrom are useful for treating inflammatory and allergen-induced bronchial diseases.
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