title: 1,1'-(Butane-1,4-di-yl)diimidazole-3,3'-diium tetra-chloridozincate(II) dihydrate.
abstract: In the title compound, (C(10)H(16)N(4))[ZnCl(4)]·2H(2)O, the cation lies abouton a center of inversion and the anion about a twofold rotation axis. The Zn(II) atom is four-coordinate in a tetra-hedral environment. The cations, anions and water mol-ecules are linked by N-H⋯O, N-H⋯Cl and O-H⋯Cl hydrogen bonds into a two-dimensional network.
authors.affiliation: College of Chemistry and Materials Science, Heilongjiang University, Harbin 150080, People's Republic of China.
authors.forename: Ying-Hui
authors.initials: YH
authors.lastname: Yu
authors.forename: Ai-E
authors.initials: AE
authors.lastname: Shi
authors.forename: Yu
authors.initials: Y
authors.lastname: Su
authors.forename: Guang-Feng
authors.initials: GF
authors.lastname: Hou
authors.forename: Jin-Sheng
authors.initials: JS
authors.lastname: Gao