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Détail de l'auteur
Auteur I. Vahirua-Lechat
Documents disponibles écrits par cet auteur
Affiner la rechercheAromatic plants of french polynesia. IV. composition and chemical variations of the essential oils of leaves of etlingera cevuga (Seeman) R.E. smith / I. Vahirua-Lechat in The journal of essential oil research, Vol. 22 N° 5 (Septembre/Octobre 2010)
[article]
in The journal of essential oil research > Vol. 22 N° 5 (Septembre/Octobre 2010) . - pp. 407-409
Titre : Aromatic plants of french polynesia. IV. composition and chemical variations of the essential oils of leaves of etlingera cevuga (Seeman) R.E. smith Type de document : texte imprimé Auteurs : I. Vahirua-Lechat, Auteur ; Y. Mitermite, Auteur ; C. Menut, Auteur Année de publication : 2011 Article en page(s) : pp. 407-409 Note générale : Génie Chimique Langues : Anglais (eng) Mots-clés : Etlingera cevuga Zingiberaceae Essential oil composition Methyl eugenol (E)-methyl isoeugenol Index. décimale : 646 Résumé : The chemical variation of the essential oils of leaves of Etlingera cevuga collected in three locations of the island of Tahiti were studied by capillary gas chromatography and combined GC/MS. The chemical profile of the oils remains relatively constant where methyl eugenol (40.9–45.7%), (E)-methyl isoeugenol (8.6–16.5%), (Z)-methyl isoeugenol (0.8–1.5%) and eugenol (3.6–8.4%) accounted together for more than 55% of the oil. DEWEY : 665 ISSN : 1041-2905 En ligne : http://www.tandfonline.com/doi/abs/10.1080/10412905.2010.9700357 [article] Aromatic plants of french polynesia. IV. composition and chemical variations of the essential oils of leaves of etlingera cevuga (Seeman) R.E. smith [texte imprimé] / I. Vahirua-Lechat, Auteur ; Y. Mitermite, Auteur ; C. Menut, Auteur . - 2011 . - pp. 407-409.
Génie Chimique
Langues : Anglais (eng)
in The journal of essential oil research > Vol. 22 N° 5 (Septembre/Octobre 2010) . - pp. 407-409
Mots-clés : Etlingera cevuga Zingiberaceae Essential oil composition Methyl eugenol (E)-methyl isoeugenol Index. décimale : 646 Résumé : The chemical variation of the essential oils of leaves of Etlingera cevuga collected in three locations of the island of Tahiti were studied by capillary gas chromatography and combined GC/MS. The chemical profile of the oils remains relatively constant where methyl eugenol (40.9–45.7%), (E)-methyl isoeugenol (8.6–16.5%), (Z)-methyl isoeugenol (0.8–1.5%) and eugenol (3.6–8.4%) accounted together for more than 55% of the oil. DEWEY : 665 ISSN : 1041-2905 En ligne : http://www.tandfonline.com/doi/abs/10.1080/10412905.2010.9700357 Aromatic plants of french polynesia. V. chemical composition of essential oils of leaves of psidium guajava L. and psidium cattleyanum sabine / F. Adam in The journal of essential oil research, Vol. 23 N° 1 (Janvier/Fevrier 2011)
[article]
in The journal of essential oil research > Vol. 23 N° 1 (Janvier/Fevrier 2011) . - pp. 98 - 101
Titre : Aromatic plants of french polynesia. V. chemical composition of essential oils of leaves of psidium guajava L. and psidium cattleyanum sabine Type de document : texte imprimé Auteurs : F. Adam, Auteur ; I. Vahirua-Lechat, Auteur ; E. Deslandes, Auteur Année de publication : 2011 Article en page(s) : pp. 98 - 101 Note générale : Génie Chimique Langues : Anglais (eng) Mots-clés : Psidium guajava Psidium cattleyanum Myrtaceae Essential oil composition b-caryophyllene Index. décimale : 646 Résumé : The leaf oils of Psidium guajava and Psidium catlleyanum collected in French Polynesia have been examined for the first time in Tahiti by GC and combined GC/MS.
The leaf oil of P. guajava contained a mixture of sesquiterpene hydrocarbons (54.9%) and oxygenated sesquiterpenes (20.9%) with b-caryophyllene (18.3%) as the principal sesquiterpene hydrocarbon and selin-11-en-4a-ol (6.9%), a-cadinol (3.6%), (E)-nerolidol (3.2%) as the main oxygenated sesquiterpenes.
Psidium cattleyanum produced oil that was much richer in sesquiterpene hydrocarbons (48.8%) and monoterpene hydrocarbons (10.1%). The main sesquiterpenes present in the oil were b-caryophyllene (31.5%) and a-humulene (4.4%).
The two oils also contained a small amount of aromatic compounds, benzaldehyde (2.4%) in P. guajava oil, and the two isomers (E)-methyl isoeugenol (0.6%) and (Z)-methyl-isoeugenol (0.1%) in P. cattleyanum oil.DEWEY : 665 ISSN : 1041-2905 En ligne : http://www.jeoronline.com/archive/detail/55 [article] Aromatic plants of french polynesia. V. chemical composition of essential oils of leaves of psidium guajava L. and psidium cattleyanum sabine [texte imprimé] / F. Adam, Auteur ; I. Vahirua-Lechat, Auteur ; E. Deslandes, Auteur . - 2011 . - pp. 98 - 101.
Génie Chimique
Langues : Anglais (eng)
in The journal of essential oil research > Vol. 23 N° 1 (Janvier/Fevrier 2011) . - pp. 98 - 101
Mots-clés : Psidium guajava Psidium cattleyanum Myrtaceae Essential oil composition b-caryophyllene Index. décimale : 646 Résumé : The leaf oils of Psidium guajava and Psidium catlleyanum collected in French Polynesia have been examined for the first time in Tahiti by GC and combined GC/MS.
The leaf oil of P. guajava contained a mixture of sesquiterpene hydrocarbons (54.9%) and oxygenated sesquiterpenes (20.9%) with b-caryophyllene (18.3%) as the principal sesquiterpene hydrocarbon and selin-11-en-4a-ol (6.9%), a-cadinol (3.6%), (E)-nerolidol (3.2%) as the main oxygenated sesquiterpenes.
Psidium cattleyanum produced oil that was much richer in sesquiterpene hydrocarbons (48.8%) and monoterpene hydrocarbons (10.1%). The main sesquiterpenes present in the oil were b-caryophyllene (31.5%) and a-humulene (4.4%).
The two oils also contained a small amount of aromatic compounds, benzaldehyde (2.4%) in P. guajava oil, and the two isomers (E)-methyl isoeugenol (0.6%) and (Z)-methyl-isoeugenol (0.1%) in P. cattleyanum oil.DEWEY : 665 ISSN : 1041-2905 En ligne : http://www.jeoronline.com/archive/detail/55