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Planta Med 1999; 65(7): 671-673
DOI: 10.1055/s-2006-960846
Letter

© Georg Thieme Verlag Stuttgart · New York

Neoflavonoids from Polygonum perfoliatum

Xingzhong Sun, Albert T. Sneden
  • Department of Chemistry, Virginia Commonwealth University, Richmond, Virginia, USA
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Publication History

1999

1999

Publication Date:
04 January 2007 (online)

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Abstract

Four neoflavonoids, 3,4-dihydro-4-(4′-hydroxyphenyl)-5,7-dihydroxycoumarin (1), 3,4-dihydro-5-hydroxy-7-methoxy-4-(4′-methoxyphenyl)coumarin (2), 3,4-dihydro-5-hydroxy-4-(4′-hydroxyphenyl)-7-methoxycoumarin (3), and 3,4-dihydro-5,7-dihydroxy-4-(4′-methoxyphenyl)coumarin (4), were isolated from the whole plant of Polygonum perfoliatum. Neoflavonoids 1, 2, and 4 were known compounds, but 3 is a new member of this class.

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