申请人:WARNER-LAMBERT COMPANY
公开号:EP0306764A2
公开(公告)日:1989-03-15
A novel series of quinoline-, naphthyridine- and benzoxazine-carboxylic acids (I) useful as antibacterial agents is described. Novel methods for preparing the compounds as well as novel intermediates are also described as are methods for their formulation and the use thereof in treating bacterial infections.
where Z is
wherein one endocyclic double bond may be present between any two consecutive ring positions or two alternating or nonalternating endocyclic double bonds may be present in the ring;
wherein n, n′, n‴, and n˝˝ are each independently 0, 1, or 2;
n˝ is 0, 1, 2, or 3;
y is 0 or 1;
x is 0 or 1;
A and B are each independently CH, CH₂, NR₇ wherein R₇ is hydrogen or R₇ is R₈CO wherein R₈ is alkyl of from one to ten carbon atoms, arylalkyl, aryl wherein the aryl or alkyl may be substituted by hydroxy, halogen, COOH, or CONHR₉ wherein R₉ is hydrogen or alkyl of from one to four carbon atoms and when A is NR₇, B can be O or S or when B is NR₇, A can be absent;
(CR₁₃R₁₄)n‴ wherein R₁₃ and R₁₄ are each independently hydrogen or lower alkyl; and
E is hydrogen, alkyl, OR₁₀ wherein R₁₀ is hydrogen or alkyl, NR₁₁R₁₂ wherein R₁₁ and R₁₂ are each independently hydrogen, lower alkyl, cycloalkyl alkylaryl, alkylheteroaryl, alkanoyl, amidine, peptide urethane, or R₁₁ and R₁₂ when taken together with the nitrogen to which they are attached form a ring of from three to six carbon atoms or
本文介绍了一系列新型喹啉、萘啶和苯并噁嗪羧酸(I),可用作抗菌剂。此外,还介绍了制备这些化合物以及新型中间体的新方法,以及这些化合物的配制方法和用于治疗细菌感染的方法。
其中 Z 是
其中一个内环双键可存在于任意两个连续的环位置之间,或两个交替或非交替的内环双键可存在于环中;
其中 n、n′、n‴ 和 n˝˝ 各自独立地为 0、1 或 2;
n˝ 为 0、1、2 或 3;
y 是 0 或 1;
x 为 0 或 1;
A 和 B 各自独立地为 CH、CH₂、NR₇(其中 R₇ 为氢或 R₇ 为 R₈CO(其中 R₈ 为一至十个碳原子的烷基)、芳烷基、芳基(其中芳基或烷基可被羟基取代)、卤素、COOH 或 CONHR₉,其中 R𠢙 是氢或一至四个碳原子的烷基,当 A 是 NR₇ 时,B 可以是 O 或 S,或者当 B 是 NR₇ 时,A 可以不存在;
(CR₁₃R₁₄)n‴ 其中 R₁₃ 和 R₁₄ 各自独立地为氢或低级烷基;以及
E 是氢、烷基、OR₁₀(其中 R₁₀ 是氢或烷基)、NR₁₁R₁₂(其中 R₁₁ 和 R₁₂ 各自独立地是氢、低级烷基、环烷基烷芳基、R₁₁和 R₁₂各自独立地为氢、低级烷基、环烷基烷基芳基、烷基杂芳基、烷酰基、脒、肽聚氨酯,或 R₁₁和 R₁₂与它们所连接的氮一起形成三至六个碳原子的环,或