%0 Journal Article %T (E)-4-[(5-Methyl-2-furyl)methyleneamino]benzenesulfonic acid %A Jianlan Suo %J Acta Crystallographica Section E %D 2008 %I International Union of Crystallography %R 10.1107/s1600536808026275 %X The title compound, C12H11NO4S, is a Schiff base derived from the condensation reaction of equimolar quantities of sulfamide and furfural. The molecule has a trans configuration with respect to the imine C=N double bond. The N atom is involved in an intermolecular O¡ªH¡ªN hydrogen bond. %U http://scripts.iucr.org/cgi-bin/paper?S1600536808026275