Acta Cryst. (2004). E60, o2197-o2198  [ doi:10.1107/S1600536804027278 ]

Ethylenediammonium bis(3-carboxy-4-hydroxybenzenesulfonate) tetrahydrate

S. Gao, L.-H. Huo and S. W. Ng

Abstract: In the title compound, C₂H₁₀N₂²⁺·2C₇H₅O₃S^-·4H₂O, the cation and anion interact with the water molecules to form a three-dimensional network. In the anion, the negative charge resides on the sulfonate group. The dication lies on a special position of site symmetry .

Online 6 November 2004

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