Acta Cryst. (2002). E58, o1387-o1388  [ doi:10.1107/S1600536802020627 ]

(2-Ethoxycarbonyl-3,5-dihydroxyphenyl)acetic acid monohydrate, an intermediate in the Pechmann reaction

R. L. Luck and G. D. Mendenhall

Abstract: The title compound, C₁₁H₁₂O₆·H₂O, contains a water molecule of hydration and consists of a mostly planar six-membered ring and pendant ester, with a nearly perpendicular orientation of the carboxylic acid group. The structure of this compound was incorrectly reported in the early literature. The crystal structure involves a variety of hydrogen bonds.

Online 22 November 2002

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