Flexuosol A, a new tetrastilbene from vitis flexuosa
A novel tetrastilbenoid, flexuosol A (1), was isolated from the stems of Vitis flexuosa together with the known gnetin A, (+)-epsilon-viniferin, vitisin A, and hopeaphenol. The structure of 1 was elucidated using spectral methods.
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Chengdu Institute of Biology, The Chinese Academy of Sciences, Chengdu 610041, People's Republic of China, and Department of Chemistry, Zhejiang University, Hangzhou 310027, People's Republic of China.
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Chen
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