Liu S Q, Xiao Z Y, Feng R
School of Pharmacy, West China University of Medical Sciences, Chengdu.
Zhongguo Zhong Yao Za Zhi. 1992 Dec;17(12):737-9, 763.
Four compounds isolated from the rhizomes of Drynaria propinqua collected in Sichuan have been identified. One of them was a new natural product, namely propinqualin, whose structure was established as (-)-epiafzelechin-3-O-beta-D-allopyranoside. The other three were 4-O-beta-D-glucopyranosyl caffeic acid, beta-sitosterol-3-O-beta-D-glucopyranoside and sucrose.
