title: 1,4-Dihydro-quinoxaline-2,3-dione-5-nitro-isophthalic acid-water (1/1/1).
abstract: The asymmetric unit of the title compound, C(8)H(6)N(2)O(2)·C(8)H(5)NO(6)·H(2)O, contains mol-ecules of 1,4-dihydro-quinoxaline-2,3-dione, 5-nitro-isophthalic acid and a solvent water. In the crystal structure, mol-ecules are linked into a three-dimensional network by inter-molecular N-H⋯O and O-H⋯O hydrogen bonds.
authors.affiliation: Department of Chemistry and Chemical Engineering, Jining University, 273155 Qufu, Shandong, People's Republic of China.
authors.forename: Ming-Feng
authors.initials: MF
authors.lastname: Wang