Compounds having the formula
exhibiting antibacterial activity, wherein
Q completes a 6-membered aromatic or nonaromatic heterocyclic ring, optionally substituted with an oxo, having 1 to 2 heteroatoms independently selected from N and NR₁₂;
R₁₂ is hydrogen, lower alkyl, cycloalkyl or cabroxyalkyl, or a salt thereof;
X is attached through an available carbon atom and is (CH₂)n wherein n is 1, 2, 3 or 4 or CR₃R₄ wherein R₃ and R₄ are the same or different and each is hydrogen, CH₃ or C₂H₅ or R₃ and R₄ taken together with the carbon atom to which they are attached from a 3, 4, 5, 6 or 7-membered cycloalkyl ring;
Y is attached through an availabel carbon atom and is hydrogen, amino, hydroxy, halogen, carboxamide or carboxyl; with the proviso that the
具有以下式子的化合物
具有抗菌活性的化合物,其中
Q 完成一个 6 元芳香族或非芳香族杂环,可选被氧代,具有 1 至 2 个独立选自 N 和 NR₁₂ 的杂原子;
R₁₂ 是氢、低级烷基、环烷基或卡波烷基或其盐;
X 通过一个可用的碳原子连接,并且是 (CH₂)n 其中 n 为 1、2、3 或 4 或 CR₃R₄ 其中 R₃ 和 R₄ 相同或不同且各自为氢、CH₃或 C₂H₅ 或 R₃ 和 R₄ 与它们所连接的碳原子一起来自 3、4、5、6 或 7 元环烷基环;
Y 通过一个可利用的碳原子连接,并且是氢、
氨基、羟基、卤素、羧酰胺或羧基;但条件是