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Chemical Composition of the Essential Oil of Croton huberi Steyerm. (Euphorbiaceae) Collected from Tachira-Venezuela

Abstract:

GC and GC-MS analyses of Croton huberi essential oil showed the presence of fourteen compounds, with the major ones being β-caryophyllene (18.3 %) and germacrene-D (16.1 %) while valencene (8.3 %), caryophyllene oxide (7.3 %), bicycle-germacrene (7.1 %) and τ-muurolol (6.1 %) were observed in lower amounts. The oil was characterized by a high percentage of sesquiterpene hydrocarbons 65 %, whereas oxygenated sesquiterpenes represented 21 % and oxygenated monterpenes and diterpenes only 14 % of the total oil. © 2013 Har Krishan Bhalla & Sons.