Abstract
The aerial parts of Inula verbascifolia afforded two new guaianolide-type sesquiterpene lactones. Their structures were determined by spectroscopic methods (IR, MS, 1H NMR, 13C NMR, DEPT, 1H-1H COSY, HMQC, and HMBC).
MeSH terms
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Chromatography, Ion Exchange
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Inula / chemistry*
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Lactones / chemistry
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Lactones / isolation & purification*
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Magnetic Resonance Spectroscopy
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Sesquiterpenes / chemistry
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Sesquiterpenes / isolation & purification*
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Spectrometry, Mass, Electrospray Ionization