metal-organic compounds
The title complex, [Cu2(C7H4O5S)2(C10H9N3)2]·3H2O, comprises the centrosymmetric cyclic dimeric CuII complex and uncoordinated water molecules. The CuII atom displays a distorted square-pyramidal geometry. Within the cyclic dimer, the CuCu separation is 9.5362 (12) Å.