Spectral studies on cobalt(II), nickel(II) and copper(II) complexes of naphthaldehyde substituted aroylhydrazones
作者:Pramod Kumar Singh、Deo Nandan Kumar
DOI:10.1016/j.saa.2005.08.014
日期:2006.7
A series of new coordination complexes of cobalt(II), nickel(II) and copper(II) with two new aroylhydrazones, 2-hydroxy-1-naphthaldehyde isonicotinoylhydrazone (H(2)L(1)) and 2-hydroxy-1-naphthaldehyde-2-thenoyl-hydrazone (H(2)L(2)) have been synthesized and characterized by elemental analysis, conductance measurements, magnetic susceptibility measurements, (1)H NMR spectroscopy, IR spectroscopy, electronic
钴(II),镍(II)和铜(II)的一系列新配位配合物与两个新的芳酰hydr,2-羟基-1-萘醛异烟酰yl(H(2)L(1))和2-羟基-1 -萘甲醛-2-thenoyl-hydr(H(2)L(2))已合成并通过元素分析,电导率测量,磁化率测量,(1)H NMR光谱,IR光谱,电子光谱,EPR光谱和热分析。红外光谱表明,配体作为三齿二元供体,通过去质子化的萘氧原子,偶氮甲碱氮原子和烯醇氧原子进行配位。EPR和配体场光谱表明Co(II)和Ni(II)配合物为八面体几何形状,Cu(II)配合物为正方形平面几何形状。