A Novel Lignan and Flavonoids from Polygonum aviculare

Abstract

A new lignan glycoside, aviculin [1], was isolated from the whole plant of Polygonum aviculare along with the known compounds juglanin [2], avicularin [3], astragalin [4], and betmidin [5]. The structure of the new compound was elucidated on the basis of spectroscopic and chemical evidence.