Triterpene glycosides of alfalfa. II. Medicosides C

The roots of the plantMedicago sativa (family Fabaceae) have yielded, in addition to the medicoside G described previously, two more triterpeneglycosides, caulosaponin B and the new glycoside medicoside C. The latter has the structure of hederagenin 3-O-[-L-arabinoyranosyl-(1 2)--D-glucopyranosyl-(1 2)--L-arabinpyranoside].Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 6, pp. 805–808, November–December, 1985.