<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The essential oils obtained by hydrodistillation of aerial parts of Centaurea dimorpha Viv. were analyzed by means of gas chromatography-mass spectrometry (GC-MS). The main constituents were Caryophyllene oxide (09.88%), limonene (5.73%), tetradecanoic acid (5.68%), spathulenol (5.44%), methyl hexadecanoate (4.45%), and α-pinene (03.08%). To our best knowledge this is the first study of essential oils from the aerial parts of Centaurea dimorpha growing in Algeria. Moreover the essential oil and methanolic extract were screened for their possible in vitro antioxidant activity by DPPH free radical-scavenging test. The findings showed that the percentage inhibition is 10.67 and 77.01 respectively at a concentration of 1mole/L.</p></abstract>

The essential oils obtained by hydrodistillation of aerial parts of Centaurea dimorpha Viv. were analyzed by means of gas chromatography-mass spectrometry (GC-MS). The main constituents were Caryophyllene oxide (09.88%), limonene (5.73%), tetradecanoic acid (5.68%), spathulenol (5.44%), methyl hexadecanoate (4.45%), and α-pinene (03.08%). To our best knowledge this is the first study of essential oils from the aerial parts of Centaurea dimorpha growing in Algeria. Moreover the essential oil and methanolic extract were screened for their possible in vitro antioxidant activity by DPPH free radical-scavenging test. The findings showed that the percentage inhibition is 10.67 and 77.01 respectively at a concentration of 1mole/L.

Assessment of Antioxidant effect of the essential oil and methanol extract of <italic>Centaurea dimorpha</italic> Viv. aerial parts from Algeria.

Département de Sciences de la Nature et de la Vie, Faculté de Sciences

Laboratory of Biomolecules and Plant Breeding

Life Science and Nature Department, Faculty of Exact Science and Life Science and Nature

University of Larbi Ben M’hidi Oum El Bouaghi

Laboratory of Natural Resources and Management of Sensitive Environments

Dipartimento di Scienze Farmaceutiche, Sede di Chimica Bioorganica e Biofarmacia

Acta Scientifica Naturalis

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Assessment of Antioxidant effect of the essential oil and methanol extract of  Viv. aerial parts from Algeria.

The essential oils obtained by hydrodistillation of aerial parts of Centaurea dimorpha Viv. were analyzed by means of gas chromatography-mass spectrometry...

Assessment of Antioxidant effect of the essential oil and methanol extract of Centaurea dimorpha Viv. aerial parts from Algeria.

Published Online: May 27, 2019

Page range: 54 - 62

Received: Mar 01, 2019

Accepted: Apr 01, 2019

DOI: https://doi.org/10.2478/asn-2019-0008

Keywords
Centaurea dimorpha, Essential Oi, GC-MS, aerial parts, Antioxidant activity

© 2019 Abdelwahab Belkassam et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Assessment of Antioxidant effect of the essential oil and methanol extract of Centaurea dimorpha Viv. aerial parts from Algeria.

Published Online: May 27, 2019

Page range: 54 - 62

Received: Mar 01, 2019

Accepted: Apr 01, 2019

DOI: https://doi.org/10.2478/asn-2019-0008

KeywordsCentaurea dimorpha, Essential Oi, GC-MS, aerial parts, Antioxidant activity

© 2019 Abdelwahab Belkassam et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Centaurea dimorpha, Essential Oi, GC-MS, aerial parts, Antioxidant activity