Acta Crystallographica Section E (Aug 2011)
3,3′-Dichlorobiphenyl-4,4′-diaminium sulfate
Abstract
In the title compound, C12H12Cl2N22+·SO42−, the two rings are not coplanar [dihedral angle = 48.7 (2)°]. In the crystal, multiple N—H...O hydrogen-bond interactions are found between the ammonium and sulfate groups.