Synthesis, Characterization and Antibacterial Activity of Novel 1,3-Diethyl-1,3-bis(4-nitrophenyl)urea and Its Metal(II) Complexes
作者:Hoda Pasdar、Naser Foroughifar、Mehran Davallo
DOI:10.3390/molecules22122125
日期:——
A bioactive ligand and its dinuclear metal(II) complexes were synthesized and characterized by Fourier-transform infrared spectroscopy (FT-IR), ultraviolet-visible (UV-Visible), nuclear magnetic resonance (¹H-NMR), mass spectroscopy and molar conductance measurements. The ligand has been crystalized in the monoclinic system with a P21/c space group. The biological activities of metal complexes were
合成了具有生物活性的配体及其双核金属(II)配合物,并通过傅里叶变换红外光谱(FT-IR),紫外可见光谱(UV-Visible),核磁共振谱(¹H-NMR),质谱和摩尔电导进行了表征测量。配体已经在具有P21 / c空间基团的单斜系统中结晶。使用圆盘扩散法和肉汤稀释法评估金属配合物的生物活性。检查了配体及其金属配合物对两种革兰氏阳性细菌(枯草芽孢杆菌和金黄色葡萄球菌)和两种革兰氏阴性细菌(大肠杆菌和粘质沙雷氏菌)的体外抗菌活性,并与标准药物进行了比较。发现金属配合物比配体和标准药物具有更高的抗菌活性和更好的抑制作用。在这些配合物中,具有锌金属的化合物对所有四种受试细菌均显示出更大的抗菌活性,并且对粘质沙雷氏菌更有效,其抑菌圈直径为26 mm,MIC值为31.25 µg / mL。