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Journal of Asian Natural Products Research Volume 9, 2007 - Issue 3
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Original Articles

Two new xanthones from Polygala crotalarioides

Yan Hua Southwest Forestry College, Kunming, 650224, Yunnan, China
,
Chang-Xiang Chen State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, The Chinese Academy of Sciences, Kunming, 650204, Yunnan, China
,
Yu-Qing Liu State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, The Chinese Academy of Sciences, Kunming, 650204, Yunnan, China
&
Jun Zhou State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, The Chinese Academy of Sciences, Kunming, 650204, Yunnan, ChinaCorrespondence[email protected]
Pages 273-275 | Published online: 04 Mar 2011
 
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Abstract

Two new xanthones, 1,6,8-trihydroxy-7-methoxy-2,3-methylenedioxyxanthone (1) and 1,6-dihydroxy-7,8-dimethoxy-2,3-methylenedioxyxanthone (2), have been isolated from the roots of Polygala crotalarioides. Their structures were elucidated by spectral and chemical methods.

Acknowledgements

The authors are grateful to the Analytical Group of the Laboratory of Phytochemistry, Kunming Institute of Botany, Chinese Acacemy of Sciences, for the spectral measurements.

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