Synthesis and Study of α-Glucosidase Inhibitory, Antimicrobial and Antioxidant Activities of Some Benzimidazole Derivatives Containing Triazole, Thiadiazole, Oxadiazole, and Morpholine Rings
作者:E. Menteşe、S. Ülker、B. Kahveci
DOI:10.1007/s10593-015-1637-1
日期:2015.3
structures of the newly synthesized compounds were confirmed by 1H and 13C NMR and mass spectra, and all substances have been screened for their α-glucosidase inhibitory, antimicrobial and antioxidant activities. Hydrazide, oxadiazole, thiosemicarbazide, and 1,2,4-triazole-3-thiol derivatives showed very good ABTS scavenging activities (IC50 1.94-4.79 μM). Oxadiazole and thiosemicarbazide derivatives
含有1,2,4-三唑,1,3,4-噻二唑,1,3,4-恶二唑的2-(4-溴苄基)-1和2-(4-氟苄基)-1H-苯并咪唑衍生物的新系列,合成了吗啉环。通过1 H和13 C NMR和质谱证实了新合成化合物的结构,并针对所有物质的α-葡萄糖苷酶抑制作用,抗菌作用和抗氧化活性进行了筛选。酰肼,恶二唑,硫代氨基脲和1,2,4-三唑-3-硫醇衍生物表现出非常好的ABTS清除活性(IC 501.94-4.79μM)。恶二唑和硫代氨基脲衍生物也显示出显着的清除DPPH的活性。发现5-[(2-(4-溴苄基)-1H-苯并咪唑-1-基)甲基] -1,3,4-恶二唑-2-硫醇比阿卡波糖更有效。2-(4-氟苄基)-1H-苯并咪唑对革兰氏阳性和革兰氏阴性细菌特别是耻垢分枝杆菌均有效。