Abstract:
A new triterpenoid saponin, Aradecoside I, isolated from the roots of Aralia decaisneana was characterized as 3–0-[-D- glucopyranosyl-(1&rarrow;)-[-D-xylopyranosyl-(1&rarrow;3)--D-glucopyranosyl]-oleanolic acid-28–0-[-D-glucopyranosyl-(1&rarrow;6)--D-glucopyranosyl-ester] on the basis of 13CNMR spectroscopic and chemical evidence.