Substituted quinolone derivatives and pharmaceuticals containing the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Feb 22, 2000
Grant Date -
N/A
app pub date -
Aug 27, 1998
filing date -
Aug 29, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Substituted quinolone derivatives represented by the following formula: ##STR1## wherein R.sup.1 represents a substituted or unsubstituted (hetero)aryl group, R.sup.2 represents H or an alkoxycarbonyl, substituted aminocarbonyl, cyano or like group, and R.sup.3 and R.sup.4 each independently represent H or a substituted alkyl, aryl, amino or like group, and salts thereof; pharmaceuticals containing the same. These derivatives and salts have excellent anti-ulcer activities.
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