Acta Cryst. (2009). E65, o2387 [ doi:10.1107/S1600536809034485 ]
Abstract: The title compound, commonly known as (+)-(6aS,11aS)-medicarpin, C16H14O4, was isolated from Dalbergia oliveri and displays a rigid molecule consisting of four fused rings. The benzofuran system is inclined at an angle of 76.49 (2)° with respect to the chroman unit. The compound exists as a polymeric chain arising from intermolecular O-HO bonding.
Online 9 September 2009
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