Terpenoids and a flavan-3-ol from viguiera quinqueradiata |
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| Authors: | Guillermo Delgado Laura Alvarez Alfonso Romo de Vivar |
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| Affiliation: | Circuito Exterior Ciudad Universitaria, Coyoacán 04510, México D.F. |
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| Abstract: | The isolation is reported of the new natural products from Viguiera quinqueradiata, acetylleptocarpin and (2R,3S-4′-hydroxy-3′,5,7-tri-O-methyl-flavan-3-ol. The diterpenes 15α-angeloyloxy-ent-kaur-16-en-19-oic acid, 15α-tigloyloxy-ent-kaur-16-en-19-oic acid and the sesquiterpene lactones leptocarpin and budlein A were also found. |
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| Keywords: | Compositae Heliantheae sesquiterpene lactones |
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