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Acta Cryst. (2013). C69, 534-537  [ doi:10.1107/S0108270113008846 ]

Hydrogen bonding in two ammonium salts of 5-sulfosalicylic acid: ammonium 3-carb­oxy-4-hy­droxy­benzene­sulfonate monohydrate and tri­ammonium 3-carb­oxy-4-hy­droxy­benzene­sulfonate 3-carboxyl­ato-4-hydroxy­benzene­sulfonate

G. Smith and U. D. Wermuth

Formula: NH4+·C7H5O6S-·H2O and 3NH4+·C7H4O6S2-·C7H5O6S-


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