Physicochemical, chromatographic and spectral analyzes of essential oils of Hoggar Myrtle of Tamanrasset in southern Algeria

Djamel BOUKHALFA * and Bachir NABTI

Laboratory of Pharmacognosy, Faculty of Pharmacy, University of Algiers-1, Algeria.
 
Research Article
GSC Biological and Pharmaceutical Sciences, 2023, 22(02), 128–135.
Article DOI: 10.30574/gscbps.2023.22.2.0075
Publication history: 
Received on 08 January 2023; revised on 18 February 2023; accepted on 20 February 2023
 
Abstract: 
The Myrtus nivellei Batt. and Trab. is an endemic shrub of the central Sahara, known for its respiratory anti-infective and hypoglycemic properties. This work consists of a physicochemical, chromatographic and spectral analysis of essential oils extracted from leaves harvested in the region of Tamanrasset in southern Algeria.
The extractive yield is 1.6 ± 0.05 (ml/100g of dry plant), the refractive index is 1.4700 ± 0.0005 and the relative density is 0.9052 (g/ml). GC-MS made it possible to inventory thirty-six (36) compounds: 78.55% of monoterpenes, essentially oxygenated, including 1,8-Cineole which represents the majority compound at 33.95%; which could partly explain the anti-infectious properties of Hoggar Myrtle essential oil.
 
Keywords: 
Myrtus nivellei; Essential oils; Physical indices; GC-MS; 1.8 cineole
 
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