Design, synthesis and anti-bacterial studies of piperazine derivatives against drug resistant bacteria
作者:Saba Tahir、Tariq Mahmood、Faiqa Dastgir、Ihsan-ul Haq、Amir Waseem、Umer Rashid
DOI:10.1016/j.ejmech.2019.01.062
日期:2019.3
In current research, five series of mono- and di-substituted piperazine derivatives have been synthesized. For di-substituted derivatives, ciprofloxacin was selected and hybrids were synthesized via substitution at piperazinyl-N4. In vitro antibacterial studies of all synthesized compound were carried out against American Type Culture Collection (ATCC) strains; E. coli (ATCC 25922), P. aeruginosa (ATCC
在当前的研究中,已经合成了五个系列的单取代和二取代的哌嗪衍生物。对于二取代的衍生物,选择环丙沙星并通过在哌嗪基-N 4处的取代合成杂合体。所有合成化合物的体外抗菌研究均针对美国典型培养物保藏中心(ATCC)菌株进行;大肠杆菌(ATCC 25922),铜绿假单胞菌(ATCC 15442),肺炎克雷伯氏菌(ATCC 1705),枯草芽孢杆菌(ATCC 6633)和金黄色葡萄球菌(ATCC 6538)。进一步评估了该系列有效化合物对抗临床分离的耐药菌株的潜力。大肠杆菌,铜绿假单胞菌,金黄色葡萄球菌和溶血性葡萄球菌。环丙沙星的哌嗪基-NH与所选药物的反应可显着抑制标准菌株和耐药菌株的生长。杂合化合物14b,16a,16d和CGS-20对标准菌株和抗性菌株表现出优异的细菌生长抑制作用。体外结果通过使用计算机软件进一步关联。使用MOE(分子操作环境)软件进行了分子对接研究。DNA促旋酶用作靶标,所有化合物都针对该特定靶标停靠。