Acta Cryst. (2009). C65, o51-o53  [ doi:10.1107/S010827010804300X ]

Three-dimensional networks in the 1:2 organic salts 2,2'-biimidazolium bis(3-carboxy-4-hydroxybenzenesulfonate) and 2,2'-bibenzimidazolium bis(3-carboxy-4-hydroxybenzenesulfonate) trihydrate

C.-S. Zhou, L.-L. Ding, H. Zhang, M.-N. Cao and X.-G. Meng

Formula: C₆H₈N₄²⁺·2C₇H₅O₆S^- and C₁₄H₁₂N₄²⁺·2C₇H₅O₆S^-·3H₂O

Online 10 January 2009

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