2-Isonicotinoyl-N-phenylhydrazinecarbothioamide dimethylformamide hemisolvate

The title compound, C(13)H(12)N(4)OS center dot 0.5C(3)H(7)NO, contains four hydrazine molecules and two solvent molecules in the asymmetric unit. The dihedral angles between the pyridine and phenyl rings in the hydrazine molecules are 67.51 (16), 68.28 (16), 81.36 (15) and 83.32 (15)degrees. In the crystal, the molecules are linked by N-H center dot center dot center dot N, N-H center dot center dot center dot O and N-H center dot center dot center dot S hydrogen bonds.