Binuclear metal complexes. XX[1]. Antiferromagnetic spin-exchange interaction in copper(II)-nickel(II) and copper(II)-cobalt(II) hetero-metal complexes with 3-formylsalicylic acid-diamine schiff bases [2]
作者:N. Torihara、H. Okawa、S. Kida
DOI:10.1016/s0020-1693(00)87194-7
日期:1978.1
Abstract Copper(II)-nickel(II) hetero-metal binuclear complexes, CuNi(fsapn)·2H2O, CuNi(fsach)·2H2O and CuNi(fsaph)·5H2O, and copper(II)-cobalt(II) complexes, CuCo(fsapn)·2H2O, CuCo(fsabn)·2H2O and CuCo(fsaph)·2H2O, have been synthesized and characterized, where H4fspn, H4fsabn, H4fsach and H4fsaph denote Schiff bases obtained by condensing 3-formylsalicylic acid with propylenediamine, 2,3-butanediamine
摘要铜(II)-镍(II)杂金属双核配合物CuNi(fsapn)·2H2O,CuNi(fsach)·2H2O和CuNi(fsaph)·5H2O,以及铜(II)-钴(II)配合物CuCo合成并表征了(fsapn)·2H2O,CuCo(fsabn)·2H2O和CuCo(fsaph)·2H2O,其中H4fspn,H4fsabn,H4fsach和H4fsaph表示通过将3-甲酰基水杨酸与丙二胺2缩合得到的席夫碱, -丁二胺,1,2-环己二胺和邻苯二胺。基于低温磁测量,发现除CuNi(fsaph)之外,金属离子之间正在发生大量的反铁磁自旋交换相互作用。5H2O和CuCo(fsaph)·2H2O,根据Heisenberg模型解释了磁性。CuNi(fsaph)·5H2O和CuCo(fsaph)·2H2O的磁性分别服从居里定律和居里-魏斯定律。