Chemical Composition and Antioxidant Activities of Leaf and Flower Essential Oils of Origanum onites L. Growing in Mount Ida-Turkey

The chemical composition of leaf and flower essential oils of Origanum onites L. were analyzed using Thermo Scientific TSQ GC-MS/MS. Also, antioxidant activities of the leaf and flower essential oils were investigated by using DPPH (1,1-diphenyl-2-picrylhydrazyl) free radical scavenging activity and...

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Main Author: Züleyha ÖZER
Format: Article
Language:English
Published: Turkish Chemical Society 2020-10-01
Series:Journal of the Turkish Chemical Society, Section A: Chemistry
Subjects:
Online Access:https://dergipark.org.tr/tr/pub/jotcsa/issue/55312/780334
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author Züleyha ÖZER
author_facet Züleyha ÖZER
author_sort Züleyha ÖZER
collection DOAJ
description The chemical composition of leaf and flower essential oils of Origanum onites L. were analyzed using Thermo Scientific TSQ GC-MS/MS. Also, antioxidant activities of the leaf and flower essential oils were investigated by using DPPH (1,1-diphenyl-2-picrylhydrazyl) free radical scavenging activity and β-carotene linoleic acid assays. BHA (Butylated hydroxyanisole) and BHT (Butylated hydroxytoluene) were used as standards. The essential oil yields of O. onites were 1.75 % for leaves, and 4.25 % for flowers. A total of twenty-three compounds representing 99.9 % of leaf oil and twenty-four compounds constituted 99.6 % of the flower oil were determined. Oxygenated monoterpenes were detected at a high percentage (69.2 %) in leaf essential oil and carvacrol (64.9 %) was determined as the main compound. Also, flower essential oil was dominated by sesquiterpene hydrocarbons (73.5 %) and α-cubebene (36.4 %) was determined as major compound. For leaf oil, a high antioxidant capacity was determined, primarily due to carvacrol and p-cymene.
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spelling doaj.art-541582230d0a4a8493dabb9657c729522023-02-15T16:21:25ZengTurkish Chemical SocietyJournal of the Turkish Chemical Society, Section A: Chemistry2149-01202020-10-017381382010.18596/jotcsa.780334Chemical Composition and Antioxidant Activities of Leaf and Flower Essential Oils of Origanum onites L. Growing in Mount Ida-TurkeyZüleyha ÖZER0https://orcid.org/0000-0003-4957-5756Balıkesir UniversityThe chemical composition of leaf and flower essential oils of Origanum onites L. were analyzed using Thermo Scientific TSQ GC-MS/MS. Also, antioxidant activities of the leaf and flower essential oils were investigated by using DPPH (1,1-diphenyl-2-picrylhydrazyl) free radical scavenging activity and β-carotene linoleic acid assays. BHA (Butylated hydroxyanisole) and BHT (Butylated hydroxytoluene) were used as standards. The essential oil yields of O. onites were 1.75 % for leaves, and 4.25 % for flowers. A total of twenty-three compounds representing 99.9 % of leaf oil and twenty-four compounds constituted 99.6 % of the flower oil were determined. Oxygenated monoterpenes were detected at a high percentage (69.2 %) in leaf essential oil and carvacrol (64.9 %) was determined as the main compound. Also, flower essential oil was dominated by sesquiterpene hydrocarbons (73.5 %) and α-cubebene (36.4 %) was determined as major compound. For leaf oil, a high antioxidant capacity was determined, primarily due to carvacrol and p-cymene.https://dergipark.org.tr/tr/pub/jotcsa/issue/55312/780334origanum onitesessential oilcarvacrolα-cubebeneantioxidant activity
spellingShingle Züleyha ÖZER
Chemical Composition and Antioxidant Activities of Leaf and Flower Essential Oils of Origanum onites L. Growing in Mount Ida-Turkey
Journal of the Turkish Chemical Society, Section A: Chemistry
origanum onites
essential oil
carvacrol
α-cubebene
antioxidant activity
title Chemical Composition and Antioxidant Activities of Leaf and Flower Essential Oils of Origanum onites L. Growing in Mount Ida-Turkey
title_full Chemical Composition and Antioxidant Activities of Leaf and Flower Essential Oils of Origanum onites L. Growing in Mount Ida-Turkey
title_fullStr Chemical Composition and Antioxidant Activities of Leaf and Flower Essential Oils of Origanum onites L. Growing in Mount Ida-Turkey
title_full_unstemmed Chemical Composition and Antioxidant Activities of Leaf and Flower Essential Oils of Origanum onites L. Growing in Mount Ida-Turkey
title_short Chemical Composition and Antioxidant Activities of Leaf and Flower Essential Oils of Origanum onites L. Growing in Mount Ida-Turkey
title_sort chemical composition and antioxidant activities of leaf and flower essential oils of origanum onites l growing in mount ida turkey
topic origanum onites
essential oil
carvacrol
α-cubebene
antioxidant activity
url https://dergipark.org.tr/tr/pub/jotcsa/issue/55312/780334
work_keys_str_mv AT zuleyhaozer chemicalcompositionandantioxidantactivitiesofleafandfloweressentialoilsoforiganumoniteslgrowinginmountidaturkey