Derivatives of 6,7 or 8 cycloalkyl 4-oxo quinoline 3 carboxylic acid
申请人:Ciba-Geigy Corporation
公开号:US03960868A1
公开(公告)日:1976-06-01
##SPC1## wherein Ph denotes a 1,2-phenylene radical which carries cycloaliphatic radical, R.sub.x denotes a free or etherified hydroxyl group or a free or substituted amino group, R.sub.o denotes an alkyl radical, a free hydroxyl group or a hydroxyl group etherified by lower alkyl or, above all, a hydrogen atom and R.sub.1 denotes an aliphatic or cycloaliphatic hydrocarbon radical which is optionally substituted by hydroxyl, an araliphatic radical or a hydrogen atom, and their salts, which possess valuable analgesic, anti-inflammatory, anti-microbial and histamine liberation inhibiting properties.