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Chemical Composition of The Essential Oil of The Flowers and Leaves of Çalba Tea (Dorystoechas hastata Boiss & Helder. ex Bentham)
(Har Krishan Bhalla and Sons, 2016) Özcan M.M.; Chalchat J.C.; Figueredo G.; Bagci Y.; Dural H.; Savran A.; Özcan M.M.
Abstract: The essential oils of flower and leaves of Dorystoechas hastata Boiss & Helder. ex Bentham, grown in Turkey, was obtained by hydrodistillation and analysed by GC and GS-MS. Fourty components were identified in the flowers oil, which represented about 93.97% of the total composition of the oil. The major constituents of the flower essential oil were myrcene (19.37%), 1,8-cineole (14.30%), ß-pinene (9.19%), ?-pinene (8.49%) and ß-caryophyllene (6.18%). Thirty-seven components were established in the leaves oil, making up 97.16% of the total composition. The main constituents of the essential oil of the leaves were myrcene (20.71%), 1,8-cineole (18.76%), ß-pinene (12.51%), ?-pinene (8.54%), bornyl acetate (7.28%) and terpinene-4-ol (6.19%). As seen, myrcere, 1,8-cineole and ß-pinene for both oils were the main components. © 2016 Har Krishan Bhalla & Sons.