Güncel Gönderiler: Makale Koleksiyonu
Toplam kayıt 281, listelenen: 181-200
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Composition of volatiles obtained from spices by microdistillation
(Consultants Bureau, 2003)Organic volatiles obtained by microdistillation from five common spices (Coriandrum sativum L., Foeniculum vulgare Miller, Piper nigrum L., Anethum graveolens L., Pimpinella anisum L.) using an Eppendorf Micro-Distiller ... -
Production of essential oil from cumin seeds
(Consultants Bureau, 2000)Steam distillation of cumin (Cuminum cyminum L.) seeds was studied to show the effects of particle size, batch size, and distillation rate on their essential oil recovery. Experiments were carried out both on bench and ... -
Enantiomeric distribution of linalool, linalyl acetate and camphor in Bulgarian lavender oil
(Allured Publ Corp, 2005)The enantiomeric distribution of linalool, linalyl acetate and camphor in Bulgarian lavender oils was determined by multidimensional GC/MS. -
Antimicrobial activity of some Satureja essential oils
(Verlag Z Naturforsch, 2002)The genus Satureja is represented by fifteen species of which five are endemic and Satureja pilosa and S. icarica have recently been found as new records for Turkey. Aerial parts of the Satureja pilosa, S. icarica, S. ... -
Chemical composition of Turkish myrtle oil
(Allured Publ Corp, 2000)The chemical composition of essential oils from leaves and branches + leaves of Myrtus communis L. (Myrtaceae) was examined by GC/MS technique. The main components were found to be 1,8-cincole (18.3% and 10.5%), linalool ... -
The essential oils of Satureja coerulea Janka and Thymus aznavourii Velen.
(Wiley-Blackwell, 1998)Satureja coerulea Janka and Thymus aznavourii Velen. are endangered species. Thymus aznavourii is an endemic species in Turkey. Saturejia coerulea has a narrow distribution in Turkey and Bulgaria. Water-distilled essential ... -
Chemical composition of Santolina chamaecyparissus L. essential oil
(Allured Publ Corp, 2000)The hydrodistilled essential oil of Santolina chamaecyparissus L. (Asteraceae) was analyzed by GC/MS. The main components were found as artemisia ketone (38.1%), camphor (11.7%) and beta-phellandrene (9.2%). -
Composition of the essential oil of Salvia euphratica Montbret et Aucher ex Bentham var. euphratica from Turkey
(John Wiley & Sons LTD, 1998)The water distilled essential oil from aerial parts of Salvia euphratica Montbret et Aucher ex Bentham var. euphratica was analysed by GC-MS. Ninety-seven components representing 89% of the oil were characterized. The major ... -
Composition of the essential oil of Achillea phrygia Boiss. et Ball
(Allured Publ Corp, 2000)Water distilled essential oils from the herbal parts of Achillea phrygia, an endemic species in Turkey, was analyzed by GC/MS. Ninety-two and eighty-eight components were characterized representing 99.2% and 93.5% of the ... -
Composition of the microdistilled essential oils of Tordylium apulum L. and T-pustulosum Boiss
(Allured Publ Corp, 2002)Microdistilled oil from fruits of Tordylium pustulosum (endemic) and T apulum were analyzed by GC/MS. Seven compounds representing 99.7% of the oil of T apulum and 19 compounds representing 97.2% of the oil of T pustulosum, ... -
FT-IR and NMR investigation of 1-phenylpiperazine: A combined experimental and theoretical study
(Pergamon-Elsevier Science LTD, 2007)FF-IR and H-1, C-13, DEPT, COSY, NOESY, HETCOR, INADEQUATE NMR spectra of 1-phenylpiperazine (pp) have been reported for the first time except for its H-1 NMR spectrum. The vibrational frequencies and H-1, C-13 NMR chemical ... -
Composition of the essential oil of Achillea goniocephala boiss. et bal. from Turkey
(Allured Publ Corp, 2001)Water-distilled essential oil of the dried flowering herb al parts of Achillea goniocephala, endemic to Turkey, was analyzed by GC/MS. Seventy three components making up 98.1% of the oil were characterized with camphor ... -
Steam volatiles of Lallemantia peltata (L.) Fisch et Mey. from Turkey
(Allured Publ Corp, 2000)The oil of Lallemantia peltata (L.) Fisch. et Mey. (Labiatae) obtained by Simultaneous Distillation-Extraction (SDE) using Likens-Nickerson apparatus, was analyzed by GC/MS. Thirteen compounds were identified representing ... -
FT-IR and NMR investigation of 2-(1-cyclohexenyl)ethylamine: A combined experimental and theoretical study
(Pergamon-Elsevier Science LTD, 2007)FT-IR and H-1, C-13, DEPT, HETCOR, COSY, and NOESY NMR spectra of 2-(1-cyclohexenyl)ethylamine (CyHEA) have been reported for the first time. The vibrational frequencies and H-1, C-13 NMR chemical shifts of CyHEA (C8H15N) ... -
New caryophyllene derivatives from Betula litwinowii
(American Chemical Society, 2000)Four new caryophyllene derivatives- 14-hydroxy-4,5-dihydro-beta-caryophyllene (1), 14-acetoxy-4,5 -dihydro-beta-caryophyllene (2), 4,5-dihydro-beta-caryophyllene-14-al (3), and caryophylla-8(14)-en-5-one (4)-are reported ... -
Thalictricoside, a new phenolic compound from Thalictrum orientale
(Walter De Gruyter GMBH, 2003)From the underground parts of Thalictrum orientale Boiss., a new phenolic compound 1 was isolated in addition to one known cyanoglycoside, lithospermoside (2). For the structure elucidation of all compounds, 1D- and 2D-NMR ... -
Composition of the essential oil of Ononis viscosa subsp breviflora
(Consultants Bureau, 2002)Water-distilled essential oil from Ononis viscosa L. subsp. breviflora (DC) Nyman was analyzed by GC/MS. Forty compounds were characterized representing 81.3% of the oil. Hexahydrofamesylacetone (12.5%), carvacrol(10.0%), ... -
Comparison of ascorbic and citric acid contents in Rosa canina L. fruits growing in Central Asian region
(Akademiya Nauk Uzbekskoi Ssr, 1998)The evaluation of Rosa canina L. fruits and its products have been dependent in part on organic acid contents. In this study, ascorbic and citric acid contents in Rosa canina L. fruits collected from five different regions ...