Design, synthesis and antimicrobial activities of nitroimidazole derivatives containing 1,3,4-oxadiazole scaffold as FabH inhibitors
作者:Yao Li、Yin Luo、Yang Hu、Di-Di Zhu、Shuai Zhang、Zhi-Jun Liu、Hai-Bin Gong、Hai-Liang Zhu
DOI:10.1016/j.bmc.2012.05.050
日期:2012.7
reported for the first time. These compounds were tested for antibacterial activities against Escherichia coli, Pseudomonas aeruginosa, Bacillus subtilis and Staphylococcus aureus. This new nitroimidazole derivatives class demonstrated strong antibacterial activities. Escherichia coli β-ketoacyl-acyl carrier protein synthase III (FabH) inhibitory assay and docking simulation indicated that the compounds
多年来,硝基咪唑及其衍生物因其多样的生物学活性而引起了持续的关注,最近发现其在抗微生物化学疗法和抗血管生成的低氧细胞放射增敏剂的药物开发中具有应用。为了寻找新的抗菌剂,我们设计并合成了一系列基于恶二唑支架的塞克硝唑类似物(4 – 21)。在这些化合物中,4和7 - 21报道首次。测试了这些化合物对大肠杆菌,铜绿假单胞菌,枯草芽孢杆菌和金黄色葡萄球菌。这种新的硝基咪唑衍生物类别显示出强大的抗菌活性。大肠杆菌β-酮酰基-酰基载体蛋白合酶III(FabH)抑制试验和对接模拟表明,化合物2-(2-甲氧基苯基)-5-((2-甲基-5-硝基-1 H-咪唑-1- yl)methyl)-1,3,4-恶二唑(11)对被测细菌菌株和2-((2-methyl-5-nitro-1 H -imidazol-1-yl )的MIC为1.56-3.13μg/ mL MIC)为1.56-6.25μg/ mL的))甲基)-5-(2-甲基苄基)-1