title: 2-Phenyl-1H-imidazol-3-ium hydrogen oxalate.
abstract: In the title mol-ecular salt, C(9)H(9)N(2) (+)·C(2)HO(4) (-), the dihedral angle between the aromatic rings of the cation is 17.5 (3)° and the dihedral angle between the -CO(2)H and -CO(2) groups of the anion is 38.6 (2)°. In the crystal, the components inter-act by way of O-H⋯O and N-H⋯O hydrogen bonds.
authors.affiliation: School of Biological and Agricultural Engineering, Jilin University, Changchun 130022, People's Republic of China.
authors.forename: Jin-Na
authors.initials: JN
authors.lastname: Song