Zinc(II) and cadmium(II) complexes with o-hydroxybenzoic acid or o-aminobenzoic acid and 2-methylimidazole
作者:Maria Olczak-Kobza、Agnieszka Mrozek
DOI:10.1007/s10973-008-9048-5
日期:2009.5
Mixed complexes of the type: Zn(Hsal)2(2-MeHim)2, Zn(Han)2(2-MeHim)2, Cd(Hsal)2(2-MeHim)2, Cd(Han)2(2-MeHim)2, where Hsal=OHC6H4COO−, Han=NH2C6H4COO−, 2-MeHim=2-methylimidazol) have been synthesized and characterized by IR spectroscopic and X-ray diffraction studies. Single-crystal X-ray structure of Cd(Hsal)2(2-MeHim)2 has been obtained. Thermal behaviour of the compounds was investigated by thermal analysis (TG, DTG, DTA). A coupled TG-MS system was used to analyse the principal volatile products of complexes. Thermal decomposition pathways have been postulated.
类型的混合络合物:合成了 Zn(Hsal)2(2-MeHim)2、Zn(Han)2(2-MeHim)2、Cd(Hsal)2(2-MeHim)2、Cd(Han)2(2-MeHim)2(其中 Hsal=OHC6H4COO-, Han=NH2C6H4COO-, 2-MeHim=2-methylimidazol= 2-甲基咪唑)类型的混合配合物,并通过红外光谱和 X 射线衍射研究对其进行了表征。获得了 Cd(Hsal)2(2-MeHim)2 的单晶 X 射线结构。通过热分析(TG、DTG、DTA)研究了这些化合物的热行为。耦合 TG-MS 系统用于分析复合物的主要挥发产物。对热分解途径进行了推测。