• Korean Journal of Pharmacognosy
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• v.35 no.2 s.137
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• pp.139-142
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• 2004

One anthraquinone and four flavonoids were isolated from the extract of leaves and twigs of Rhamnus taquetii. By physicochemical and spectral methods, their structures were identified as physcion (1), keampferol (2), rhamnocitrin (3), quercetin (4), and 3-O-methyl quercetin (5).