A thiazetoquinoline-3-carboxylic acid derivative represented by the general formula (I)
wherein R₁ is a hydrogen atom or a lower alkyl group; R₂ is a fluorine atom or a chlorine atom; R₃ is a hydrogen atom, a lower alkyl group, a lower alkanoyl group, a halogenated lower alkanoyl, or alkoxycarbonyl group; and R₄ is a hydrogen atom or a lower alkyl group, and a pharmacologically acceptable salt thereof, a process for preparation thereof, a pharmaceutical composition comprising the same, and a method for the treatment of an infectious disease by administering the same, are disclosed.
通式(I)代表的
噻唑喹啉-3-羧酸衍
生物
其中 R₁ 是氢原子或低级烷基;R₂ 是
氟原子或
氯原子;R₃ 是氢原子、低级烷基、低级烷酰基、卤代低级烷酰基或烷氧基羰基;和 R₄ 是氢原子或低级烷基,本发明公开了其药理学上可接受的盐、其制备工艺、包含其的药物组合物,以及通过施用其治疗传染性疾病的方法。