Quinolinecarboxylic acid derivatives, antibacterial agent containing the
申请人:Kanebo, Ltd.
公开号:US05166203A1
公开(公告)日:1992-11-24
Novel quinolinecarboxylic acid derivatives of the formula: ##STR1## wherein Z is ##STR2## or ##STR3## in which R.sup.1 is hydrogen atom, a halogen atom, hydroxy or a lower alkyloxy; R.sup.2 is a halogen atom, hydroxy or a lower alkyloxy; R.sup.3 is a lower alkyl; and R.sup.4 is hydroxy or a di(lower alkyl)amino, and a pharmaceutically acceptable salt thereof, which have excellent antibacterial activities and are useful as an antibacterial agent, a pharmaceutical composition containing the same, and process for preparing the same.
Novel quinolinecarboxylic acid derivatives, use thereof, antibacterial agent containing the same, process for preparing said compounds and intermediate compound
申请人:KANEBO LTD.
公开号:EP0472826A2
公开(公告)日:1992-03-04
Novel quinolinecarboxylic acid derivatives of the formula:
wherein Z is
in which R¹ is hydrogen atom, a halogen atom, hydroxy or a lower alkyloxy; R² is a halogen atom, hydroxy or a lower alkyloxy; R³ is a lower alkyl; and R⁴ is hydroxy or a di(lower alkyl)amino, and a pharmaceutically acceptable salt thereof, which have excellent antibacterial activities and are useful as an antibacterial agent, a pharmaceutical composition containing the same, and process for preparing the same. This invention relates also to the intermediate compound used for preparing the novel quinolinecarboxylic acid derivative.
式中的新型喹啉羧酸衍生物:
其中 Z 是
其中 R¹ 是氢原子、卤素原子、羟基或低级烷氧基;R² 是卤素原子、羟基或低级烷氧基;R³ 是低级烷基;R⁴ 是羟基或二(低级烷基)氨基,及其药学上可接受的盐;这些衍生物具有优异的抗菌活性,可用作抗菌剂,含有这些衍生物的药物组合物,以及制备这些衍生物的工艺。本发明还涉及用于制备新型喹啉羧酸衍生物的中间体化合物。
Jinbo; Kondo; Taguchi, Journal of Medicinal Chemistry, 1994, vol. 37, # 17, p. 2791 - 2796