Acta Cryst. (2008). E64, o2197 [ doi:10.1107/S1600536808034508 ]
Abstract: In the crystal of the title compound, C11H12O4, inversion dimers arise from pairs of intermolecular O-HO hydrogen bonds and C-HO bonds further consolidate the packing. There is also a C-H contact between the benzene ring and the methylene group.
Online 25 October 2008
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