[GC-MS analysis of essential oils from four Vitex species].
The chemical constituents of the essential oils obtained from the leaves of Vitex negundo var. cannabifolia, V. negundo var. heterophylla, V. negundo and V. trifolia were analysed by GC-MS. Forty compounds including alpha-pinene, linalool, terpinyl acetate, beta-caryophyllene and caryophyllene oxide, etc. were identified. Their percentages in oils were given.
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D000080462:Acyclic Monoterpenes; D000081008:Bicyclic Monoterpenes; D004365:Drugs, Chinese Herbal / Q000032:analysis*; D008401:Gas Chromatography-Mass Spectrometry; D039821:Monoterpenes; D009822:Oils, Volatile / Q000032:analysis*; D000081223:Polycyclic Sesquiterpenes; D012717:Sesquiterpenes / Q000032:analysis; D013729:Terpenes / Q000032:analysis
D000080462:Acyclic Monoterpenes; D000081008:Bicyclic Monoterpenes; D004365:Drugs, Chinese Herbal; D039821:Monoterpenes; D009822:Oils, Volatile; D000081223:Polycyclic Sesquiterpenes; D012717:Sesquiterpenes; D013729:Terpenes; C024714:caryophyllene; C018584:linalool; C005451:alpha-pinene