title: New Constitutents of Roots of Polygonum cuspidatum.
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.
authors.affiliation: 2nd Department of Medical Biochemistry, School of Medicine, Ehime University, Shigenobu-cho, Onsengun, Ehime, 791-02, Japan.
authors.forename: Y
authors.initials: Y
authors.lastname: Kimura
authors.forename: M
authors.initials: M
authors.lastname: Kozawa
authors.forename: K
authors.initials: K
authors.lastname: Baba
authors.forename: K
authors.initials: K
authors.lastname: Hata