• Korean Journal of Pharmacognosy
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• v.18 no.3
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• pp.188-190
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• 1987

A triterpene glycoside was first isolated from berries of Rubus coreanus Miquel in the family of Rosaceae, which have been used as a tonic in chinese drug. The compound was identified as $28-{\beta}-D-glycopyranosyl$ ester of $2{\alpha},3{\beta},19{\alpha},23-tetrahydroxyurs-12-en-28-oic$ acid by IR, MS, $^{1}H-NMR$, $^{13}C-NMR$ spectra.