2005
DOI: 10.1002/pca.825
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Direct identification and quantitative determination of costunolide and dehydrocostuslactone in the fixed oil ofLaurus novocanariensis by13C-NMR spectroscopy

Abstract: The fixed oil of Laurus novocanariensis (previously L. azorica) contains mostly glycerides together with minor non-saponifiable compounds. The direct identification and quantitative determination of costunolide and dehydrocostuslactone, two sesquiterpene lactones components of the oil that exhibit biological activities, is described. The analysis was carried out using 13C-NMR spectroscopy (signal acquisition with inverse gated decoupling of protons; diglyme as internal standard) without separation, derivatisat… Show more

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Cited by 27 publications
(24 citation statements)
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“…These were isolated by column chromatography and identified by FTIR, MS, and NMR. The yields observed by isolation of these compounds were 3.4 and 1.7%, respectively, results that perfectly matched those obtained by quantitative 13 C NMR analysis of the whole oil (29).…”
supporting
confidence: 80%
“…These were isolated by column chromatography and identified by FTIR, MS, and NMR. The yields observed by isolation of these compounds were 3.4 and 1.7%, respectively, results that perfectly matched those obtained by quantitative 13 C NMR analysis of the whole oil (29).…”
supporting
confidence: 80%
“…Accumulated data indicate that Costunolide was isolated from many plant species such as Saussurea lappa Li et al, 2006;Zhang et al, 2011), Aucklandia lappa Decne (Li et al, 2005;Rasul et al, 2011), Michelia floribunda (Mondranondra et al, 1990), Magnolia grandiflora (el-Feraly and Chan, 1978;, Podachaenium eminens (Castro et al, 2000), Magnolia sieboldii (Park et al, 2001a;Park et al, 2001b), Tsoongiodendron odorum Chun (Song et al, 2001), Cosmos pringlei (Mata et al, 2002), Laurus nobilis (De Marino et al, 2005;Matsuda et al, 2002), Laurus novocanariensis (Ferrari et al, 2005), Magnolia kobus (Park et al, 2010), Eupatorium lindleyanum , and Magnolia ovata (Kassuya et al, 2009).…”
Section: Introductionmentioning
confidence: 99%
“…L'huile contient aussi les lactones sesquiterpéniques costunolide et déhydrocostuslactone, en moyenne respectivement 3,8 et 1,5 % dans l'huile extraite à Madère [6,12].…”
Section: Constituants Chimiquesunclassified