New Constitutents of Roots of Polygonum cuspidatum

Yoshiyuki Kimura; Mitsugi Kozawa; Kimiye Baba; Kiyoshi Hata

doi:10.1055/s-2007-969914

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Planta Med 1983; 48(7): 164-168
DOI: 10.1055/s-2007-969914

Research Articles

New Constitutents of Roots of Polygonum cuspidatum

Yoshiyuki Kimura¹ , Mitsugi Kozawa² , Kimiye Baba² , Kiyoshi Hata²

¹2nd Department of Medical Biochemistry, School of Medicine, Ehime University, Shigenobu-cho, Onsengun, Ehime, 791-02, Japan.
²Osaka College of Pharmacy, Matsubara, Osaka, Japan

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Publication History

1982

1983

Publication Date:
26 March 2007 (online)

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Abstract

A new naphtoquinone and 9 known phenolic components were isolated from a Japanese drug the roots of Polygonum cuspidatum. The new component was proved to be 2-methoxy-6-acetyl-7-methyljuglone.

Key Word Index

Polygonum cuspidatum - Polygonaceae - Antraquinones - Naphthoquinone - 2-Methoxy-6-acetyl-7-methljuglone