A new hydrogen-bonded dinuclear complex involving copper(II) ions in a pseudotetrahedral N3O environment : molecular and crystal structure and magnetic and spectroscopic properties

The preparation, spectroscopic and magnetic properties, and crystal structure of [CuLpy] 2 •0.5H 2 O are described (L stands for the dideprotonated form of 6-amino-1,3-dimethyl-5-((2-carboxyphenyl) azo) uracil and py stands for pyridine). Crystals are monoclinic, of space group P2 1 /c