The Research of Lygodium

Abstract

A review. This article discusses the research of Lygodium is the dry root and rhizome of Lygodium japonicum (Thunb.)Sw. which belongs to the family Lygodiaceae. According to the existing literature, the main constituents of Lygodium are steroidal, flavonoids, org. acids and other substances, but it is no clear whether all these chem. constituents are effective compn. or not. The research on chem. constituents and pharmacol. actions of Lygodium are summarized. In this paper, the author focus on introduction of three new compds.: lygodiumsteroside A and lygodiumsteroside B and 2-isopropyl-7-methyl-6-hydroxy-α-(1,4) naphthoquinone, as well as the data anal. of UV, IR, 1H-NMR, 13C-NMR - 2D-NMR and HR-MS. [on SciFinder(R)]