Composition of the essential oil of Rhanterium adpressum Coss. and Durieu. from Algeria


By Ali Kala, Noureddine Gherraf,  Djebellah Belkacemi,  Segni Ladjel,  Amar Zellagui, Hameurelain Samir, Soumia Chihi, Labed Brahim



The water distilled essential oils from the aerial parts of Rhanterium adpressum Coss. & Durieu. was analyzed by GC/MS. The oil was characterized by the presence of high amounts of Spathulenol  (19.6%), ß-Eudesmol (15.2%),  Bicyclo[4.4.0]dec-1-ene, 2-isopropyl-5-methyl-9-methylene (12.9%),  b-Cadinol (11.3%), a-Cadinol (6.56 %), a-Eudesmol (5.37 %), Myristicin (5.05 %), 2H-Pyran-3-ol,  and tetrahydro-2-(1,7-nonadiene-3,5-diynyl) (4.81 %). Nevertheless, some other compounds were only present in minor amounts such as n-Tridec-1-ene (0.54), n-Hexadecan-1-ol (0.52), 1-Butyl 2-(2-ethylhexyl) phthalate (0.59). In total, volatile oil composition of Rhanterium adpressum was characterized as a rich source of sesquiterpeniod compounds.


Key Words : essential oils, Rhanterium adpressum, GC-MS Analysis, Spathulenol, ß-Eudesmol


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