• Title/Summary/Keyword: keamferol

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Phenolic Components from the Leaves and Twigs of Rhamnus taquetii (좀갈매나무의 페놀성 성분)

  • Huong, Dang-Thi-Lan;Dat, Nguyen-Tien-Dat;Cai, Xing-Fu;Shen, Gwang-Hai;Bae, Ki-Hwan;Kim, Young-Ho
    • 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).