Dichloro[2,2-diphenyl-4,4,6,6-tetrakis(3,5-dimethyl-pyrazol-1-yl)cyclotriphosphazene]cobalt(II)

The title compound, [N3P3(C5H7N2)(4)(C6H5)(2)]CoCl2 or [CoCl2(C32H38N11P3)], possesses a five-coordinated Co-II atom in an approximately trigonal-bipyramidal geometry. The N3Cl2 donor set of the metal environment comprises two nongeminal pyrazolyl N atoms, one cyclotriphosphazene N atom, and two Cl- ions. The coordination environment and bonding features of the compound are critically compared with related metal complexes of cyclotriphosphazene ligands.