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Xanthones et C-glucosides flavoniques du genre Gentiana (sous-genre Gentianella) |
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| Authors: | Maryse Hostettmann-Kaldas André Jacot-Guillarmod |
| Affiliation: | Institut de Chimie de l''Université de Neuchâtel CH-2000 Neuchâtel, Suisse |
| Abstract: | Xanthones with 1,3,5,8 or 1,3,4,5,8-oxidation pattern, the C-glucosides mangiferin, isoorientin and swertisin, were isolated from the aerial parts of G. germanica and G. ramosa. The distribution of these compounds within the subgenus Gentianella is given. Phenolic patterns in Gentiana and in Swertia are compared. |
| Keywords: | Gentianaceae xanthones chemotaxonomy. |
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