Abstract
2-Deoxyribonolactones and four tetrahydroisoquinoline alkaloids were isolated from the acetone extract of the leaves of Aristolochia arcuata Mast., together with pinitol, sequoyitol, glycerol, fructose, sucrose, eupomatenoid-7, salsolinol, and 6,7-dihydroxy-1,1-dimethyl-1,2,3,4-tetrahydroisoquinoline. Their structures were determined on the basis of spectroscopic methods, mainly using 1H, 13C, 15N, and 31P NMR.
Copyright 2003 Elsevier Science Ltd.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Alkaloids / chemistry*
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Alkaloids / isolation & purification
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Aristolochia / chemistry*
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Chromatography, Liquid / methods
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Isoquinolines / chemistry*
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Isoquinolines / isolation & purification
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Lactones / chemistry*
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Lactones / isolation & purification
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Nuclear Magnetic Resonance, Biomolecular / methods
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Plant Leaves / chemistry
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Spectrometry, Mass, Electrospray Ionization
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Spectroscopy, Fourier Transform Infrared
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Sugar Acids / chemistry
Substances
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Alkaloids
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Isoquinolines
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Lactones
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Sugar Acids