Volatile Constituents of Salvia limbata, Stachys turcomanica, Scutellaria litwinowii and Hymenocrater elegans Four Lamiaceae Herbs from Iran
2009
Abstract The composition of the essential oils from four Lamiaceae species of Iran: Salvia limbata C.A. Mey. (syn. S.chrysadenia), Stachys turcomanica Trautv., Scutellaria litwinowii Bornm. & sint.ex Bornm.(syn. S. chorassanica) and hymenocrater elegans Bunge. (syn. H. paniculata) obtained by hydrodistillation were analysed by GC and GC/MS. Germacrene D (24.5 %), (Z)-(3ocimene (14.2 %) and bicyclogermacrene (11.7 %) were the main components among the thirty-eight constituents characterized in the oil of Salvia limbata representing 98.8 % of the total components detected. Twenty-eight compounds were identified in the oil of Stachys turcomanica representing 93.0 % of the total oil with germacrene D (17.4 %), 7-epi-α-selinene (10.5 %), βelemene (9.2 %) and β-pinene (8.6 %) as the major constituents. The oil of Scutellaria litwinowii was characterized by higher amount of (E)-β-farnesene (20.3 %) and germacrene D (16.9 %) among the thirty-two components comprising 91.9 % of the total oil detected.Ninteen compo...
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