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Inhaltsstoffe von Fagaceae (Cupuliferae), 19. Mitt.: Triterpensaponine und Acylflavonoide aus Quercus robur var. stenocarpa Beck. |
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| Authors: | Giovanni Romussi Brunella Parodi Cosimo Pizza Nunziatina De Tommasi |
| Abstract: | Constituents of Fagaceae (Cupuliferae), XIX: Triterpene Saponins and Acylated Flavonoids from Quercus robur L. var. stenocarpa Beck. In addition to four known glycosides from leaves of Quercus robur L. var. stenocarpa Beck. a new triterpene saponin has been isolted and identified as 28-β-d-glucopyranosyl ester of the 2α,3β,19α-trihydroxy-olean-12-ene-24,28-dioic acid ( I ). |
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