Güncel Gönderiler: Araştırma Merkezleri
Toplam kayıt 492, listelenen: 381-400
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Quantitative determination of naphthoquinones of Arnebia densiflora by TLC-densitometry
(Elsevier Science BV, 1999)Quantitative determination of beta,beta-dimethylacrylalkannin (1), teracrylalkannin (2) and isovalerylalkannin + alpha-methyl-n-butylalkannin (3 + 4) in Arnebia densiflora roots and extracts was established by TLC-densitometry. ... -
Composition of the essential oil of Nepeta betonicifolia C.A. Meyer from Turkey
(Allured Publ Corp, 2001)Water distilled essential oil of Nepeta betonicifolia C.A. Meyer ( Labiatae) from Turkey was analyzed by GC/MS. Forty-two compounds representing 90.7% of the oil were identified. Calyophyllene or;ide (39.2%), spathulenol ... -
Composition of the essential oil of Sideritis congesta PH Davis et Hub.-Mor
(Allured Publ Corp, 2001)Water-distilled essential oils from the aerial parts of two collections of Sideritis congesta, an endemic plant of Turkey growing in Southern Anatolia, were analyzed by GC and GC/MS. Thirty-nine components were characterized ... -
Essential oil of Arischrada korolkowii from the Chatkal mountains of Uzbekistan
(Consultants Bureau, 2002)The herbal parts of Arischrada korolkowii (Regel et Schmalh.) Pobed. (Lamiaceae) growing in Uzbekistan were hydrodistillated to yield 1.1% of essential oil. The essential oil was analyzed by GC/MS. Eighty eight compounds ... -
The composition of essential oils from various parts of Juniperus foetidissima
(Consultants Bureau, 2002)Water-distilled oils from the leaf, cone berry, seedless cone berry, seed, and branch of Juniperus foetidissima were analyzed by GC/MS. The main components of the leaf oil were found as beta-thujone and cedrol. Sabinene ... -
The essential oils of Aframomum corrorima (Braun) Jansen and A-angustifolium K.Schum. from Africa
(Allured Publ Corp, 2001)Water-distilled essential oils from the seeds of Aframomum corrorima and A. angustifolium were analyzed by GC/MS. Fifty compounds were characterized representing 99.8% of the oil with 1,8-cineole (32.6%) and (E)-nerolidol ... -
Comparative study of the essential oils of Heracleum sphondylium ssp ternatum obtained by micro- and hydro-distillation methods
(Consultants Bureau, 2002)The volatile compounds obtained by hydro- and micro-distillation methods from crushed fruits of Heracleum sphondylium ssp. ternatum (Velen.) Brummitt were analyzed by GC/MS. Both distillation methods and analysis results ... -
The essential oil of Origanum syriacum L. var. sinaicum (Boiss.) letswaart
(John Wiley & Sons LTD, 2003)Water-distilled essential oil from herbal parts of Origanum syriacum var. sinaicum cultivated in El Arish, Egypt was. analysed by GC and GC-MS using polar and non-polar columns. Thymol (24-29%), cis-sabinene hydrate ... -
Composition of the essential oils of Tanacetum armenum (DC.) Schultz Bip., T. balsamita L., T. chiliophyllum (Fisch & Mey.) Schultz Bip, var. chiliophyllum and T. haradjani (Rech. fil.) Grierson and the enantiomeric distribution of camphor and carvone
(John Wiley & Sons LTD, 2001)Water-distilled essential oils from herbal parts of Tanacetum armenum (DC.) Schultz Bip., T. balsamita L.(syn. Balsamita major), I: chiliophyllum (Fisch. & Mey.) Schultz Bip. var, chiliophyllum and T. haradjani (Rech. Fil.) ... -
Composition of the essential oils of Tanacetum spp. from Turkey
(John Wiley & Sons LTD, 2001)Water-distilled essential oil of leaves and flowers of Tanacetum argyrophyllum (C, Koch) Tvzel. var. argyrophyllum and leaves of Tanacetum argenteum (Lam.) Willd, subsp. canum (C. Koch) Grierson var. canum, herbal parts ... -
The essential oil of Satureja cuneifolia
(Georg Thieme Verlag, 1998)The essential oils from 19 samples of Satureja cuneifolia that is used as a substitute for thyme in Turkey have been analysed by GC and GC/MS. The plant materials were collected from different regions of Turkey, The results ... -
Essential oils from the buds of Betula spp. growing in Turkey
(Wiley, 2003)The essential oils from buds of Betula browicziana A. Guner, B. litwinowii Doluch., B. medwediewii Regel, B. pendula Roth and B. recurvata V. Vassil. (Betulaceae) were either hydrodistilled using a Clevengertype apparatus ... -
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. ... -
Composition of the essential oil of Perilla frutescens (L.) britton from Turkey
(John Wiley & Sons LTD, 2003)Water-distilled essential oil from the aerial parts of Perilla frutescens (L.) Britton, a recently recorded species in Turkey, was analysed by GC and GC-MS; 15 compounds were characterized, representing 88.1% of the oil, ... -
Lipids and essential oil of Origanum onites
(Consultants Bureau, 2000)Neutral lipids, glycolipids, phospholipids, pigments, and essential oil of the above-ground part of Origanum onites L. (Lamiaceae) are isolated and characterized for the first time. The fatty-acid composition of the lipids ... -
Ferulagone: A new monoterpene ester from Ferulago thirkeana essential oil
(Georg Thieme Verlag Kg, 2002)Essential oil obtained by micro-distillation and hydrodistillation of the endemic Ferulago thirkeana (Boiss.) Boiss. (Apiaceae) was analysed by GC/MS. An unknown component isolated from the essential oil was characterized ... -
Composition of the essential oil of Origanum floribundum Munby from Algeria
(Allured Publ Corp, 2000)Water-distilled oil from dried leaves of Origanum floribunduman was analyzed by GC/MS. Seventy compounds representing 99.3%, of the oil were characterized with carvacrol (40%), linalool(16.1%), p-cymene (12.4%,) and gamma ... -
Composition of the essential oil of Echinophora lamondiana B. Yildiz et Z. Bahcecioglu
(Allured Publ Corp, 2000)Essential oil from hydrodistilled herbal parts of Echinophora lamondiana (Umbelliferae), a newly described endemic species of Turkey, was analyzed by GC/MS. Forty-three compounds representing 99.1% of the oil were identified ...
