Acta Cryst. (2010). E66, o2658 [ doi:10.1107/S1600536810037840 ]
Abstract: In the title compound, C16H12O4, the chromene ring system is almost planar [maximum deviation = 0.026 (1) Å] and makes dihedral angles of 1.24 (9) and 26.5 (2)° with the fused benzene ring and the plane of the ethyl carboxylate group, respectively.
Online 30 September 2010
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