Acta Cryst. (2006). E62, o719-o720 [ doi:10.1107/S1600536806002121 ]
Abstract: In the title compound, C12H9NO6S, the two aromatic rings form a dihedral angle of 50.0 (2)°. An intermolecular O-HO hydrogen bond is formed between the hydroxy group and the sulfonyl O atom of an adjacent molecule.
Online 25 January 2006
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