Compounds of the formula (I): or a pharmaceutically- acceptable salt or pro-drug thereof: wherein R1 is selected for example from hydrogen, halogen, optionally substituted methyl; R2 and R3 are independently selected from hydrogen, fluoro, chloro and trifluoromethyl;R4 and R5 are independently selected, for example, from hydrogen, methyl, optionally substituted (2-4C)alkyl , C(O)R6 or R4 and R5 together with the nitrogen to which they are attached form an optionally substituted 5 or 6 membered, saturated or partially unsaturated heterocyclyl ring or an optionally substituted imidazole ring. Methods for making the compounds of formula (I), compositions containing them and their use as antibacterial agents are also described.
化合物的分子式为(I):或其药用可接受的盐或前药:其中R1例如选择自氢,卤素,可选择地取代的甲基;R2和R3分别选择自氢,
氟,
氯和三
氟甲基;R4和R5可独立选择,例如自氢,甲基,可选择地取代的(2-4C)烷基,C(O)R6或R4和R5与它们连接的氮共同形成可选择地取代的5或6元杂环烷基环或可选择地取代的
咪唑环。还描述了制备分子式(I)化合物的方法,含有它们的组合物以及它们作为抗菌剂的用途。