A new isoflavone isolated from Harpalyce brasiliana

A new isoflavone named harpalycine and quercetin were isolated from the leaves and 3-hydroxy-4-isopentenyl-8,9-methyle-nedioxypterocarpan and betulinic acid from the roots of Harpalyce brasiliana. The structures were elucidated using spectroscopic methods, including 2D NMR techniques of the new isof...

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Bibliographic Details
Main Authors: Silva Graça Lúcia da, Machado Maria Iracema Lacerda, Matos Francisco José de Abreu, Braz-Filho Raimundo
Format: Article
Language:English
Published: Sociedade Brasileira de Química 1999-01-01
Series:Journal of the Brazilian Chemical Society
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50531999000600003