Acta Cryst. (2006). E62, o251-o252  [ doi:10.1107/S1600536805038298 ]

1-Ethyl-5-methyl-3-methylsulfanyl-1H-pyrazole-4-carboxylic acid

L.-R. Wen, M. Li, E.-T. Sun and J.-X. Zhou

Abstract: In the crystal structure of the title compound, C₈H₁₂N₂O₂S, the molecules are linked into centrosymmetric dimers by a pair of strong O-HO hydrogen bonds. Intermolecular SS contacts between adjacent dimers generate a sheet-like structure running parallel to the (211) plane.

Online 16 December 2005

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