Abstract
Five new stilbene glycosides (1–5), together with six known ones, were isolated from the roots of Polygonum multiflorum. Their structures were elucidated on the basis of spectroscopic analysis and chemical evidence.
Acknowledgments
Financial support of this work was provided by the Program for Changjiang Scholars and Innovative Research Team in the University (No. IRT0965), the Joint Fund of NSFC-Guangdong Province (No. U0932004), the National Natural Science Foundation of China (No. 81172946), the Program for New Century Excellent Talents in University (No. NCET-11-0857), and the Science and Technology Planning Project of Guangzhou (No. 2011J2200046).