申请人:Provesan, SA
公开号:US04552882A1
公开(公告)日:1985-11-12
The present invention relates to new derivatives of 7-(1-pyrrolyl)-1-ethyl-1,4-dihydro-4-oxoquinoline-3-carboxylic acid and 7-(1-pyrrolyl)-1-ethyl-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid of general formula I: ##STR1## in which: X represents a carbon atom or a nitrogen atom, and R represents a hydrogen atom or a fluorine atom, as well as their physiologicaly acceptable alkali metal salts or alkaline earth metal salts. The derivatives of the present invention are advantageously used as antimicrobial agents, espcially as anti-bacterial and anti-fungal agents.
本发明涉及一般式I的新衍生物,其为7-(1-吡咯基)-1-乙基-1,4-二氢-4-氧基喹啉-3-羧酸和7-(1-吡咯基)-1-乙基-1,4-二氢-4-氧基-1,8-萘啶-3-羧酸的衍生物:其中:X代表碳原子或氮原子,R代表氢原子或氟原子,以及它们的生理上可接受的碱金属盐或碱土金属盐。本发明的衍生物可有益地用作抗微生物药剂,特别是作为抗细菌和抗真菌药剂。