Acta Cryst. (2006). E62, o5401-o5403  [ doi:10.1107/S1600536806045065 ]

3-[(1Z)-1-Hydroxy-3-oxobut-1-en-1-yl]-7-methyl-2H,5H-pyrano[4,3-b]pyran-2,5-dione

N. Bouhaine, A. Gherrou and A. van der Lee

Abstract: The molecular structure of the title compound, C₁₃H₁₀O₆, contains a cis-enol ring disordered with respect to the position of the hydroxyl proton. The crystal structure contains sheets perpendicular to the bc plane.

Online 3 November 2006

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