Synthesis, crystal structures, antimicrobial activities, and DFT calculations of two new azido nickel(II) complexes
作者:Behrouz Shaabani、Ali Akbar Khandar、Michal Dusek、Michaela Pojarova、Miguel Anxo Maestro、Rabindranath Mukherjee、Farzaneh Mahmoudi
DOI:10.1080/00958972.2014.936859
日期:2014.6.18
Two new complexes, [Ni(HL1)(N3)(μ1,1N3)]2 (1) [HL1: NC5H4CH3C=NNH (C=O) NH2] and [Ni(L2)N3] (2) [HL2: NC5H4HC=N NH(C=S)NH2], have been synthesized by reaction of Ni(OAC)2·4H2O and sodium azide with HL1 and HL2 and characterized by elemental analysis, FT-IR, and UV–vis spectral studies. Single-crystal X-ray diffraction reveals that 1 is dinuclear with nickel(II) in an octahedral environment of NNO donors
两个新配合物,[Ni(HL1)(N3)(μ1,1N3)]2 (1) [HL1: NC5H4CH3C=NNH (C=O) NH2] 和 [Ni(L2)N3] (2) [HL2: NC5H4HC =N NH(C=S)NH2],已通过 Ni(OAC)2·4H2O 和叠氮化钠与 HL1 和 HL2 反应合成,并通过元素分析、FT-IR 和 UV-vis 光谱研究表征。单晶X射线衍射表明,在HL1的NNO供体、两个叠氮桥的氮和一个末端叠氮化物的氮的八面体环境中,1与镍(II)是双核的;图 2 是在 HL2 的 NNS 供体和一个末端叠氮化物的扭曲方形平面环境中的含镍 (II) 的单核。1 和 2 的结构已经通过密度泛函理论进行了优化。配体1和2的抗菌活性结果表明,与HL1和1相比,HL2和2具有良好的抗菌活性,与 HL2 中硫供体的存在有关。图形概要