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Acta Cryst. (2002). E58, o659-o660  [ doi:10.1107/S1600536802008346 ]

3,3'-Benzylidenebis(4-hydroxy-6-methylcoumarin)

L. Vijayalakshmi, V. Parthasarathi, V. Vora, B. Desai and A. Shah

Abstract: In the title compound, C27H20O6, both benzopyran moieties are slightly distorted from planarity. Intramolecular O-H...O hydrogen bonds are formed between hydroxyl and carbonyl groups of the two hydroxycoumarin moieties.


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