申请人:Bayer Aktiengesellschaft
公开号:US04806539A1
公开(公告)日:1989-02-21
An antibacterial 1-cyclopropyl-6-fluoro-1,4- dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid of the formula ##STR1## in which R represents branched or straight-chain propyl or butyl which is optionally substituted by hydroxy or methoxy, unsubstituted tert.-butyl, 2-methylthioethyl, trifluoromethylthiomethyl, 2-trifluoromethylthioethyl, cycloalkyl with 3 to 6 carbon atoms, cycloalkenyl having 5 to 6 carbon atoms optionally substituted by hydroxyl, 1,1-dioxidotetrahydrothiophen-3-yl, cyclopropylmethyl, 1-phenethyl, furylmethyl, allyl or propargyl optionally substituted by phenyl and their pharmaceutically usable hydrates, acid addition salts, metal and guanidinium salts and prodrug forms.
一种抗菌1-环丙基-6-氟-1,4-二氢-4-氧基-7-(1-哌嗪基)-3-喹啉羧酸,其化学式为##STR1##其中R代表支链或直链丙基或丁基,可选地被羟基或甲氧基取代,未取代的叔丁基,2-甲硫乙基,三氟甲硫乙基,2-三氟甲硫乙基,具有3到6个碳原子的环烷基,具有5到6个碳原子的环烯基,可选地被羟基取代,1,1-二氧代四氢噻吩-3-基,环丙基甲基,1-苯乙基,呋喃甲基,烯丙基或丙炔基,可选地被苯基取代及其药用水合物,酸加盐,金属和胍盐和前药形式。