Acta Cryst. (2012). E68, o244 [ doi:10.1107/S1600536811054857 ]
Abstract: In the title compound, C13H9ClN2O5S, the dihedral angle between the two benzene rings is 83.5 (1)°. In the crystal, molecules are linked via N-HO(S) hydrogen bonds into helical chains running along the b axis.
Online 23 December 2011
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