An Unusual Piceatannol Dimer from Rheum austral D. Don with Antioxidant Activity

An Unusual Piceatannol Dimer from Rheum austral D. Don with Antioxidant Activity

A novel dimer of piceatannol glycoside, named rheumaustralin (1) was isolated from the underground parts of the ethnomedicinal plant Rheum austral (Polygonaceae) collected from Tibet together with 17 known compounds, including rheumin (2), 2,5-dimethyl-7-hydroxychromone (3), 2,5-dimethylchromone-7-...

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Bibliographic Details
Main Authors: Lin Hu, Na-Na Chen, Qun Hu, Cui Yang, Qing-Song Yang, Fang-Fang Wang
Format: Article
Language:English
Published: MDPI AG 2014-08-01
Series:Molecules
Subjects:
Rheum austral D. Don
piceatannol dimer
rheumaustralin
DPPH radical
Online Access:http://www.mdpi.com/1420-3049/19/8/11453

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