In addition to four known glycosides from leaves of Quercus robur L. var. stenocarpa Beck. a new triterpene saponin has been isolated and identified as 28-beta-D-glucopyranosyl ester of the 2 alpha,3 beta,19 alpha-trihydroxy-olean-12-ene-24,28-dioic acid (1).
Constituents of Fagaceae (Cupuliferae). Triterpene saponins and acylated flavonoids from Quercus robur stenocarpa.
PIZZA, Cosimo;DE TOMMASI, Nunziatina
1994-01-01
Abstract
In addition to four known glycosides from leaves of Quercus robur L. var. stenocarpa Beck. a new triterpene saponin has been isolated and identified as 28-beta-D-glucopyranosyl ester of the 2 alpha,3 beta,19 alpha-trihydroxy-olean-12-ene-24,28-dioic acid (1).File in questo prodotto:
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