Acta Cryst. (2008). E64, o2429 [ doi:10.1107/S160053680803883X ]
Abstract: A short C-N distance [1.394 (2) Å] in the title compound, C11H10N3O4S+·NO3-, is indicative of some conjugation of the sulfonamide electrons with those of the pyridinium ring. The crystal structure is stabilized by N-HO hydrogen bonds.
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