Synthesis, spectroscopic, thermal and antimicrobial studies of some novel metal complexes of Schiff base derived from [N1-(4-methoxy-1,2,5-thiadiazol-3-yl)sulfanilamide] and 2-thiophene carboxaldehyde
作者:Carmen M. Sharaby
DOI:10.1016/j.saa.2006.05.030
日期:2007.4
respectively. Zn(II), Cd(II) and UO2(II) complexes are found to be diamagnetic (as expected). The proposed general formulae of the prepared complexes are [M2X4(HL)(H2O)4] (where M=Mn(II), Co(II), Ni(II), Cu(II), Zn(II) and Cd(II), X=Cl, [Fe2Cl6(HL)(H2O)2], [(FeSO4)2(HL)(H2O)4] and [(UO2)2(HL) (NO3)4].H2O. The thermal behaviour of these chelates shows that the hydrated complexes loss water of hydration in first
考虑到磺胺类药物的化学治疗,已合成了席夫碱即2-噻吩羧醛-磺胺(HL)及其三正和二正金属配合物,并通过元素分析,IR,1H NMR,固体反射率进行了表征。 ,磁矩,摩尔电导,质谱,紫外可见和热分析(TGA和DrTG)。低摩尔电导值表明这些络合物的非电解性质。红外光谱表明,HL通过杂五元环-S和偶氮甲碱-N,烯醇磺酰胺-OH和噻二唑-N以四齿方式与金属离子配位。Zn(II),Cd(II)和UO2(II)配合物被发现具有抗磁性(如预期)。所提出的配合物的通式为[M2X4(HL)(H2O)4](其中M = Mn(II),Co(II),Ni(II),Cu(II),Zn(II)和Cd( II),X = Cl,[Fe 2 Cl 6(HL)(H 2 O)2],[(FeSO 4)2(HL)(H 2 O)4]和[(UO 2)2(HL)(NO 3)4] .H 2O。这些螯合物的热行为表明,在铀络合物的情况下,