Abstract
Three new stilbene derivatives, named gnetucleistol A (1), B (2) and C (3), together with four known compounds, gnetifolin A (4), p-hydroxycinnamic acid (5), piceatannol (6) and resveratrol (7), were isolated from Gnetum cleistostachyum C.Y. Cheng (Gnetaceae). Their structures were elucidated on the basis of spectroscopic evidence (EI-MS, UV, IR, NOE, 1H, 13C and 2D NMR).
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Chromatography, Gel
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Drugs, Chinese Herbal / chemistry
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Drugs, Chinese Herbal / isolation & purification
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Gnetum / chemistry*
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Molecular Structure
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Nuclear Magnetic Resonance, Biomolecular
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Optical Rotation
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Spectrometry, Mass, Electrospray Ionization
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Spectrophotometry, Infrared
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Spectrophotometry, Ultraviolet
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Stilbenes / chemistry
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Stilbenes / isolation & purification*
Substances
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Drugs, Chinese Herbal
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Stilbenes