Pentaaqua(dimethylformamide) cobalt(II) sulfate dimethylformamide monosolvate


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Taş M., Camur S., Topal S.

ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, vol.69, 2013 (ESCI) identifier identifier identifier

Abstract

The title compound, [Co(C3H7NO)(H2O)(5)]SO4 center dot C3H7NO, contains five aqua ligands, a Co II atom, a sulfate ion and both a coordinating and a non-coordinating dimethylformamide (DMF) molecule. The DMF solvent molecule lies between the complex units, which are located along the b axis. The sulfate ion is for charge balance. The Co II atom has distorted octahedral coordination geometry, being ligated by five aqua ligands and the O atom of the DMF ligand. O-H center dot center dot center dot O hydrogen bonds between the aqua ligands and the sulfate anion and non-coordinating DMF molecule lead to the formation of a three-dimensional network. Since all constituents lie on a mirror plane, the H atoms of all methyl groups and of one of the aqua ligands are equally disordered over two positions.