In the crystal structure of the title compound, C13H 14O6, hydrogen-bonded dimers are held together by the cyclic (COOH)2 synthon. The planar dimers are arranged in layers via additional C-H⋯O interactions. Tight offset-stacking of such layers characterizes the crystal packing.
|Journal||Acta Crystallographica Section E: Structure Reports Online|
|State||Published - Dec 2006|