发明公开
EP0393538A2 Thiazetoquinoline-3-Carboxylic acid derivative, method for preparation thereof, and a pharmaceutical composition comprising the same 失效
Thiazetochinolin -3-羧酸衍生物,它们的制备方法和含有药物制备方法。

Thiazetoquinoline-3-Carboxylic acid derivative, method for preparation thereof, and a pharmaceutical composition comprising the same
摘要:
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.
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