Spectroscopic and structural study of some 2,5-hexanedione bis(salicyloylhydrazone) complexes: Crystal structures of its Ni(II) and Cu(II) complexes and N-(2,5-dimethyl-1H-pyrrol-1-yl)-2-hydroxy-benzamide
作者:Bakir Jeragh、Ahmed A. El-Asmy
DOI:10.1016/j.saa.2014.02.195
日期:2014.8
and square-planar geometries, respectively. The other complexes have the formulae [Co(HDSH-2H)(H2O)2], [Cu(HDSH-H)2], [Zn(HDSH-2H)(H2O)2], [Cd2(HDSH-4H)(H2O)4], [Cd2(HDSH-2H)(H2O)4Cl2]; [Hg(HDSH-2H)] and [Pd2(HDSH-4H)(H2O)4]. The obtained complexes are stable in air and non-hygroscopic. The magnetic moments and electronic spectra of the complexes provide different geometries. The ESR spectra support
2,5-己二酮和水杨酸酰肼之间的反应生成了两种化合物:2,5-己二酮双(水杨酰hydr)[HDSH](乙醇不溶性)和N-(2,5-二甲基-1H-吡咯-1-基) -2-羟基苯甲酰胺[DPH](溶于乙醇)。HDSH与Co(II),Ni(II),Cu(II),Zn(II),Cd(II),Hg(II)和Pd(II)形成配合物,其特征在于元素分析,光谱(IR,1 H NMR,ESR和MS),热和磁测量。解析了[Ni(HDSH-2H)(EtOH)(H 2 O)]和[Cu(HDSH-2H)]的晶体,它们分别具有八面体和方形的几何形状。其他配合物的分子式为[Co(HDSH-2H)(H 2 O)2 ],[Cu(HDSH-H)2 ],[Zn(HDSH-2H)(H 2 O)2],[Cd 2(HDSH-4H)(H 2 O)4 ],[Cd 2(HDSH-2H)(H 2 O)4 Cl 2 ];[Hg(HDSH-2H)]和[Pd