Two saponins from Zexmenia buphthalmiflora |
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| Authors: | Claudio D. Schteingart Alicia B. Pomilio |
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| Affiliation: | Departamento de Química Orgánica, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Pabellón II, Ciudad Universitaria, 1428 Buenos Aires, Argentina |
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| Abstract: | Oleanolic acid 3-O-(3′-O-α-l-rhamnopyranosyl)-β-d-glucuronopyranoside and its 28-O-β-d-glucopyranosyl ester have been isolated from aerial parts of Zexmenia buphthalmiflora. The chemotaxonomical significance of the transfer of Wedelia buphthalmiflora to Zexmenia buphthalmiflora is discussed. |
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| Keywords: | Heliantheae Compositae structure elucidation saponins |
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