The reaction of copper(II) sulfate, copper(II) chloride, 3,5-diacetylamino-1,2,4-triazole, and 3-acetylamino-5-amino-1,2,4-triazole in water yields green, plate-shaped crystals of [[{Cu
3(
3-OH
1/2)L(H
2O)
2Cl}
2{
![](/images/entities/mgr.gif)
-Cu(H
2O)
2Cl
2}]·12H
2O]
n (
1), where L is a newtriazole-derived macrocyclic ligand. The structure of
1 consists ofheptanuclear (H)OCu
II3-Cu
II-Cu
II3O(H) entities linked in pairsthrough symmetric
3-O···H···O-
3 hydrogen bonds to form adouble-stranded one-dimensional network. A significant overallantiferromagnetic behavior has been observed for
1.