Chemical Evaluation of Betula Species in Japan. VI. Constituents of Betula schmidtii
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概要
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The constituents of Betula schmidtii REGAL were identified as follows. Fresh leaves : methyl (12R, 20S)-20-hydroxy-12-β-D-xylopyranosyloxy-3,4-secodammara-4(28), 24-dien-3-oate (betula-schmidtoside A)^*, myricetin 3-O-α-L-arabinofuranoside, myricetin 3-O-α-L-rhamnopyranoside, myricetin 3O-β-D-galactopyranoside, (-)-rhodo-dendrol 4'-O-β-D-glucopyranoside^*. Outer bark : betulin, lupeol, oleanolic acid, betulone, betulonic acid.Inner bark : (+)-catechin, (3R)-3,5'-dihydroxy-4'-methoxy-3', 4"-oxo-1,7-diphenyl-1-heptene, (-)-lyoniresinol 3α-O-β-D-xylopyranoside, (+)-lyoniresinol 3α-O-β-D-glucopyranoside, monogynol A, ssioriside, (-)-rhododendrol 4'-O-β-D-glucopyranoside^*, (-)-rhododendrol 4'-O-α-L-arabinofuranosyl-(1→6)-β-D-glucopyranoside^*. Root bark : oleanolic acid 3-caffeate, 27-hydroxyoleanolic acid 27-caffeate. The three compounds with asterisks are new.
- 公益社団法人日本薬学会の論文
- 1998-06-15
著者
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Tanaka N
Department Of Pharmacology School Of Pharmaceutical Sciences Mukogawa Women's University
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Tanaka Naoko
武庫川女子大学 薬学部薬理学
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中西 務
Faculty Of Pharmaceutical Sciences Setsunan University
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Fuchino H
Sci. Univ. Tokyo Tokyo Jpn
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Fuchino Hiroyuki
Faculty Of Pharmaceutical Sciences Science University Of Tokyo
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Fuchino Hiroyuki
Research Center For Medicinal Plant Resources National Institute Of Biomedical Innovation
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Tanaka N
School Of Pharmaceutical Sciences Mukogawa Women S University
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Fuchino Hiroyuki
Res. Center For Medicinal Plant Resources National Inst. Of Biomedical Innovation
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Satoh T
Tokyo Univ. Sci. Tokyo Jpn
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TANAKA Nobutoshi
Faculty of Pharmaceutical Sciences, Science University of Tokyo
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SATOH Tetsuya
Faculty of Pharmaceutical Sciences, Science University of Tokyo
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HIDA Jun
Faculty of Pharmaceutical Sciences, Science University of Tokyo
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TERADA Mitsuhiko
Faculty of Pharmaceutical Sciences, Science University of Tokyo
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Hida J
Faculty Of Pharmaceutical Sciences Science University Of Tokyo
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Satoh Takashi
Yakuhan Pharmaceutical Co. Ltd.
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Tanaka Nobutoshi
Faculty Of Pharmaceutical Sciences Science University Of Tokyo
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Terada Mitsuhiko
Faculty Of Pharmaceutical Sciences Science University Of Tokyo
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Nishimata Toyoki
R & D Division Daiichi Sankyo Co. Ltd.
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Fuchino H
Research Center For Medicinal Plant Resources National Institute Of Biomedical Innovation
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Tanaka Nobutoshi
Faculty Of Engineering Hokkaido University
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Fuchino Hiroyiki
Faculty of Pharmaceutical Sciences, Science University of Tokyo
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