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Toplam kayıt 281, listelenen: 134-153
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Determination of pK(a) values of some hydroxylated benzoic acids in methanol-water binary mixtures by LC methodology and potentiometry
(Elsevier Science BV, 2007)An accurate estimation of pK(a) values in methanol-water binary mixtures is very important for several separation techniques such as liquid chromatography and capillary electrophoresis that use these solvent mixtures. In ... -
Detoxification of terpinolene by plant pathogenic fungus Botrytis cinerea
(Verlag Z Naturforsch, 2002)Detoxification of an antifungal monoterpene terpinolene (1) by the plant pathogenic fungus Botrytis cinerea afforded hydroxlyated metabolites 2,3-dihydro-3beta,6beta-dihydroxy-terpinolene (2) (39%) and 2,3-dihydro-1alpha ... -
DFT, FT-Raman, FT-IR, liquid and solid state NMR studies of 2,6-dimethoxyphenylboronic acid
(Elsevier Science BV, 2010)Possible stable forms and molecular structures of 2,6-dimethoxyphenylboronic acid (2,6-dmpba) were studied experimentally and theoretically using FT-IR, Raman, liquid-solid state NMR and XRD spectroscopic methods. FT-IR ... -
DFT, FT-Raman, FT-IR, solution and solid state NMR studies of 2,4-dimethoxyphenylboronic acid
(Elsevier France-Editions Scientifiques Medicales Elsevier, 2011)The possible stable forms and molecular structures of 2,4-dimethoxyphenylboronic acid (2,4-dmpba) have been experimentally and theoretically studied using FT-IR. Raman and solution and solid state NMR spectroscopic methods. ... -
Diversity and antifeedant activity of diterpenes from Turkish species of Sideritis
(Pergamon-Elsevier Science LTD, 2000)… -
Effect of water extract of Turkish propolis on tuberculosis infection in guinea-pigs
(Academic Press LTD Elsevier Science LTD, 2004)Mycobacterium tuberculosis (H37Rv)-infected guinea-pig model was used to investigate the effect of water extract of propolis (WEP). After subcutaneous inoculation of tubercle bacilli, each animal received oral WEP (n = 9), ... -
Effects of Gentiana lutea ssp symphyandra on the central nervous system in mice
(Wiley, 2002)A methanolic extact of Gentiana lutea ssp. symphyandra roots has been investigated for its possible effects on the central nervous system of mice. At doses of 250 and 500 mg/kg (i.p.), the methanol extract of Gentiana roots ... -
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. -
Enantiomeric distribution of some monoterpenes in the essential oils of some Salvia species
(John Wiley & Sons LTD, 2002)The genus Salvia (Lamiaceae) is represented in Turkey by 89 species, of which 45 are endemic. The essential oils obtained by hydrodistillation from different Salvia spp. were analysed by GC-MS. Enantiomeric separation of ... -
An ent-kaurane from Sideritis huber-morathii
(Pergamon-Elsevier Science LTD, 1996)A new ent-kaurane diterpenoid, 3,7,18-triacetyl-foliol, was isolated from Sideritis huber-morathii, together with known diterpenes. Two known ent-kauranoids were found in S. caesarea. Copyright (C) 1996 Elsevier Science Ltd -
Essential oil and lipids from the cone berries of Juniperus seravschanica
(Plenum Publ Corp, 1999)Essential oil and neutral lipids from the cone berries of Juniperus seravschanica Kom. have been characterized for the first time. Fifty six components comprising 96.5% of the essential oil were identified; alpha-pinene ... -
Essential oil composition of Eucalyptus camaldulensis Dehn. from Mozambique
(Allured Publ Corp, 2000)Water-distilled oil from the dried leaves of two trees of Eucalyptus camaldulensis Dehn. of different ages, were analyzed by GC/MS. The principal constituent, in the 4-year-old tree oil and the 11-year-old tree oil, was ... -
Essential oil composition of sea fennel (Crithmum maritimum) from Turkey
(Wiley-V C H Verlag GMBH, 2001)Constituents of essential oils of sea fennel (Crithmum maritimum L.) collected in different localities of Turkey in 1997 and 1998 have been identified by GC/MS. The effects of collection time and locality on the oil content ... -
The essential oil composition of the roots and rhizomes of Siphonochilus aethiopicus
(2002)The composition of the essential oil obtained through hydrodistillation is reported for the roots and rhizomes of Siphonochilus aethiopicus. The major compounds in both the roots and the rhizomes are 1,8-cineole, (E)-ß-ocimene, ... -
Essential oil composition of three labiatae endemic to turkey (micromeria fruticosa (l.) druce subsp. giresunica P.H. Davis, sideritis lycia boiss. et heldr. and S. Arguta Boiss. et heldr.)
(1996)Water-distilled oils of Micromeria fruticosa ssp. giresunica, Sideritis lycia and S. arguta, three endemic species to Turkey, were analyzed by GC and GC/MS. The main components of the oils were M. fruticosa ssp. giresunica: ... -
Essential oil composition of three species of Achillea from Kazakhstan
(Consultants Bureau, 2001)The chemical composition of essential oils of Achillea millefolium L., A. nobilis L from Kazakhstan flora and A. grandiflora Bieb introduced in culture at the Karaganda Botanic garden were determined by GC/MS. The main ... -
Essential oil constituents of the spice Cinnamomum tamala (Ham.) Nees & Eberm.
(John Wiley & Sons LTD, 2000)Water-distilled essential oil of Cinnamomum tamala (Ham.) Nees & Eberm. (Lauraceae) leaves was analysed by CC-MS. Sixty-three compounds, representing 94.3% of the oil, were identified. beta -Caryophyllene (25.3%), linalool ... -
The essential oil of Achillea falcata L.
(John Wiley & Sons LTD, 2003)Water-distilled oils of Achillea falcata L. collected from two different localities in Turkey were analysed by GC-MS. Fifty-two and 60 components were identified, representing 95% and 90%, respectively, of the total oil. ... -
The essential oil of Acinos alpinus (L.) Moench growing in Turkey
(John Wiley & Sons LTD, 1999)Water-distilled essential oils of nine samples of Acinos alpinus (L.) Moench, collected from the Aegean region of Turkey, were analysed by GC-MS. One-hundred-and-twenty compounds, which amounted to 84.4-92.8% of the total ... -
The essential oil of Acinos suaveolens (Sm.) G. Don fil. Acinos arvensis (Lam.) Dandy and Acinos rotundifolius Pers. growing wild in Turkey
(John Wiley & Sons LTD, 1999)In this study, water-distilled essential oil of three species of Acinos Miller (Lamiaceae) were analysed by GC-MS. Oils from A. suaveolens (Sm.) G. Don fil. were found to contain pulegone (23.2-80.7%) and isomenthone ...