crystallography. The complexes have a dicopper(II) unit with an alkoxo bridge from the Schiff base and the carboxylate, showing a three-atom bridging mode. The metal centres in a square planar CuNO3 coordination geometry are antiferromagnetically coupled in the asymmetrically double-bridged dicopper(II) core. A significant effect of the –CHCH–, –CH2– and –CH2CH2– spacers of the carboxylate ligands on the
Dicopper(II)络合物,即[Cu 2 L(O 2 C–CH CH–C 6 H 4 - p -OH)]·2H 2 O(1 ·2H 2 O),[Cu 2 L(O 2 C– CH 2 –C 6 H 4 - p -OH)]·2H 2 O(2 ·2H 2 O)和[Cu 2 L(O 2 C–CH 2 CH 2 –C 6 H 4 - p -OH)]· 0.5H 2 O(3 ·0.5H 2 O),具有不同的
羧酸盐
配体具有对羟基苯基部分和五齿希夫碱 Ñ,Ñ '-1,3-二基双(salicylaldimino)丙-2-醇(H 3 L)在其三阴离子形式,制备和结构特征在于X射线晶体学。配合物具有一个dicopper(II)单元,该单元带有来自希夫碱和
羧酸盐,表现出三原子桥联模式。方形平面CuNO 3配位几何形状中的
金属中心在非对称双桥dicopper(II)磁芯中反
铁磁耦合。–CH CH –,– CH 2