申请人:Kanebo, Ltd.
公开号:US04853469A1
公开(公告)日:1989-08-01
Novel quinolinecarboxylic derivatives of the formula: ##STR1## wherein Z is ##STR2## in which R.sup.1 is hydrogen atom or a lower alkyl, R.sup.2 is hydrogen atom, hydroxyl or a lower alkyl and R.sup.3 is hydrogen atom, hydroxyl or an amino, and a pharmaceutical salt thereof have excellent antibacterial activities and are useful as an antibacterial agent.
该专利描述了一种新型喹啉羧酸衍生物,其化学式为:##STR1## 其中Z为##STR2##,其中R.sup.1为氢原子或较低烷基,R.sup.2为氢原子,羟基或较低烷基,R.sup.3为氢原子,羟基或氨基,以及其药物盐,具有优异的抗菌活性,可用作抗菌剂。