Acta Cryst. (2004). C60, o585-o588  [ doi:10.1107/S0108270104013964 ]

Picolinamidium squarate and di-p-toluidinium squarate dihydrate

I. Uçar, A. Bulut, O. Z. Yesilel and O. Büyükgüngör

Formula: C₆H₇N₂O⁺·C₄HO₄^- and 2C₇H₁₀N⁺·C₄O₄^2-·2H₂O

Online 21 July 2004

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