Dihydrospinochalcone-a and epi-flemistrictin-B, natural isocordoin derivatives from the root extract of Lonchocarpus xuul.

Nat Prod Commun

Laboratorio de Química Orgánica, Unidad de Biotecnología, Centro de Investigación Científica de Yucatán, Calle 43 No. 130, Colonia Chuburná, Mérida, Yucatán, México.

Published: December 2012

Purification of the root extract of Lonchocarpus xuul resulted in the isolation and identification of dihydrospinochalcone A (1) and epi-flemistrictin B (2) as additional natural isocordoin derivatives. Identification was based on the analysis of their spectroscopic data and by comparing these with those of previously reported metabolites.

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