Acta Cryst. (2011). E67, o1078 [ doi:10.1107/S1600536811011019 ]
Abstract: In the crystal structure of the title compound, C14H12O4, the molecules form classical O-HO hydrogen-bonded carboxylic acid dimers. These dimers are linked by C-Hpi; interactions into a three-dimensional network. The benzene rings are oriented at a dihedral angle of 69.6 (3)°.
Online 7 April 2011
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