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Matesaponin 5, a highly polar saponin from Ilex paraguariensis
K H Kraemer1, A T Taketa, E P Schenkel
1Faculdade de Farmacia, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil.
Phytochemistry
|July 1, 1996
Abstract:
The structure of matesaponin 5, a novel saponin isolated from the leaves of the Ilex paraguariensis, was established as ursolic acid-3-0-{beta-D-glucopyranosyl-(1->3)-[alpha-L-rhamnopyranosyl-(1->2)]-alpha-L- arabino pyranosyl}-(28->1)-beta-D-glucopyranosyl-(1->4)-beta-D-glucopyranosyl-(1 ->6)-beta-D-glucopyranosyl] ester.