Group 10 metal complexes of dithiocarbamates derived from primary anilines: Synthesis, characterization, computational and antimicrobial studies
作者:Felicia F. Bobinihi、Damian C. Onwudiwe、Anthony C. Ekennia、Obinna C. Okpareke、Charmaine Arderne、Joseph R. Lane
DOI:10.1016/j.poly.2018.10.073
日期:2019.1
represented as L1, L2 and L3 respectively, have been used to prepare some Ni(II), Pd(II) and Pt(II) complexes. The complexes were characterized by NMR, FTIR spectroscopy and elemental analysis. The spectroscopic data showed that the ligands were chelated to the metal ions in a bidentate mode. The complexes [Pt(L1)2], [Pt(L3)2], and [Pd(L1)2] were further characterized by single crystal X-ray analysis and
摘要从伯胺(N-苯基苯胺,4-甲基苯胺和4-乙基苯胺)获得的二硫代氨基甲酸酯配体已分别用于制备Ni(II),Pd(II)和Pt(II)。 )复合体。通过NMR,FTIR光谱和元素分析对复合物进行表征。光谱数据表明,配体以二齿模式与金属离子螯合。通过单晶X射线分析进一步表征复合物[Pt(L1)2],[Pt(L3)2]和[Pd(L1)2],并且在所有情况下均确认了扭曲的正方形平面几何形状。镍配合物的磁化率测量表明该抗磁性化合物为方形平面几何形状。配合物的热分解研究给出了它们各自的金属硫化物作为残留物。配体和配合物的几何优化和谐波频率计算是使用密度泛函理论(DFT)进行的。使用分子静电势能计算来支持通过三个二硫代氨基甲酸酯配体的二硫硫基进行配位。非共价相互作用(NCI)理论分析用于揭示铂和钯配合物的氢键结构中不同的分子内和分子间相互作用。使用选定的微生物进行的抗菌筛选表明,该复合物对革兰氏阴性菌