申请人:E.R. SQUIBB & SONS, INC.
公开号:EP0420069A2
公开(公告)日:1991-04-03
Antibacterial activity has been found in compounds of the formula
and pharmaceutically acceptable salts thereof, wherein:
A is a bond or alkylene;
Q completes a 5- or 6-membered saturated or aromatic heterocyclic ring optionally having an oxo substituent and and comprising up to two heteroatoms independently selected from N, NRs, S, O.
Y is hydrogen, amino, hydroxy, carboxyl (provided that when Y is carboxyl the heterocyclic ring is not part of a quinoxaline or quinoline group), halogen, carboxamide, or nitrile;
M⊕ is hydrogen or a cation; and the remaining symbols are as defined in the specification.
式中的化合物及其药物可接受盐具有抗菌活性。
及其药学上可接受的盐,其中
A 是键或亚烷基;
Q 完成一个 5 或 6 元饱和或芳香杂环,任选具有一个氧代基,并包含最多两个独立选自 N、NRs、S、O 的杂原子。
Y 是氢、氨基、羟基、羧基(条件是当 Y 是羧基时,杂环不是喹喔啉或喹啉基团的一部分)、卤素、羧酰胺或腈;
M⊕ 是氢或阳离子;其余符号如说明书中所定义。