The discovery of new antimicrobial agents is extremely needed to overcome multidrug‐resistant bacterial and tuberculosis infections. In the present study, eight novel substituted urea derivatives (10a–10h) containing disulfide bond were designed, synthesized and screened for their in vitro antimicrobial activities on standard strains of Gram‐positive and Gram‐negative bacteria as well as on Mycobacterium
克服耐多药细菌和结核病感染,迫切需要发现新的抗菌剂。在本研究中,设计、合成和筛选了八种含有二
硫键的新型取代
脲衍
生物(10a-10h),并筛选了它们对革兰氏阳性和革兰氏阴性细菌的标准菌株以及结核分枝杆菌的体外抗菌活性。根据所获得的结果,发现这些化合物的抗菌作用明显优于它们的抗分枝杆菌活性,同时它们的细胞毒作用较弱。进行分子对接研究以深入了解合成化合物的抗菌活性机制。化合物 10a (1,1'-((disulfanediylbis(methylene))bis(2, 发现 1-亚苯基))双(3-苯基
脲))与粪肠球菌β-酮酰基酰基载体蛋白合酶III (FabH)结合口袋内的原始
配体高度相似。最后,建立了理论研究来预测化合物的理化性质。