2-propylimidazole, x = 1, (II); L = pyridine, x = O (III); L = pyrazole x = 1 (IV) and L = 3,5-dimethylpyrazole, x = 1 (V) were synthesized, The EPR and ligand field specra of these compounds as well as of N-salicylideneglycinatothioureacopper(II) (IV) give evidence for a square-pyramidal Cu(II) coordination. The EPR spectra of I, II, and III can be reasonably interpreted using axial molecular g tensors, whereas
组成为Cu(salgly)(L)(H 2 O)x和L =
咪唑,x = O(I)的N-
水杨基
甘氨酸铜(II)配合物;L =
2-丙基咪唑,x = 1,(II); L =
吡啶,x= O(III);n= 1 。L =
吡唑X = 1(IV)和L = 3,5-二甲基,X = 1(V)的合成所述的EPR和这些化合物的以及的配位场specra Ñ -salicylideneglycinatothioureacopper(II)(IV)给出方形
金字塔形的Cu(II)配合的证据。I,II的EPR谱,和III可以使用轴向分子g张量来合理地解释,而IV,V和VI的分子g张量表现出正交对称性。VI的实验EPR光谱显示了根据先前通过X射线结构分析发现的
铁变形顺序的分子g值。在V中,没有发现结晶学上不等价的Cu(II)离子之间的交换相互作用。I–IV配合物显示交换耦合的g参数,对应于反
铁畸变(I,III)或反
铁曲折顺