40 Elemol 1.09 24.70 30.78 1554 41 Cis-isoeugenol 3.37 24.97 31.51 1568 42 Spathulenol 3.38 25.01 31.96 1579 43 (+)-Caryophyllen oxide 0.53 25.07 31.96 1584 44 Viridiflorol 0.07 25.16 32.58 1593 Rt: Observed retention time, 45 Guaiol 0.53 25.20 32.92 1600 Rts: Adams’ standard 46 Heptanal 0.1 26.00 34.4 1642 retention times, KI: retention indices 47 Farnesene epoxide 2.05 26.26 37.20 1741 48 Santalol 1.01 27.75 38.15 1743 49 Phytol 1.33 34.60 47.86 2012 50 Tricosane 2.02 37.77 56.43 2301 51 Pentacosane 1.16 41.30 63.00 2500 Table S2: Chemical Total identified 97.86 class of the essential oil components of Compound class Percentage Monoterpenes 51.10 Ferulago angulata aerial parts OxignatedMonoterpenes 16.94 Sesquiterpenes 14.76 OxignatedSesquiterpenes 9.98 Hydrocarbons 3.28 Aromatics 0.67 Others 1.13 Figure S1: 1H-NMR spectrum of compound 1
1554 30.78 24.70 1.09 Elemol 40 1568 31.51 24.97 3.37 Cis-isoeugenol 41 1579 31.96 25.01 3.38 Spathulenol 42 1584 31.96 25.07 0.53 (+)-Caryophyllen oxide 43 1593 32.58 25.16 0.07 Viridiflorol 44 1600 32.92 25.20 0.53 Guaiol 45 1642 34.4 26.00 0.1 Heptanal 46 1741 37.20 26.26 2.05 Farnesene epoxide 47 1743 38.15 27.75 1.01 Santalol 48 2012 47.86 34.60 1.33 Phytol 49 2301 56.43 37.77 2.02 Tricosane 50 2500 63.00 41.30 1.16 Pentacosane 51 97.86 Total identified Rt: Observed retention time, Rts: Adams’ standard retention times, KI: retention indices Percentage Compound class 51.10 16.94 14.76 9.98 3.28 0.67 1.13 Monoterpenes OxignatedMonoterpenes Sesquiterpenes OxignatedSesquiterpenes Hydrocarbons Aromatics Others Table S2: Chemical class of the essential oil components of Ferulago angulata aerial parts Figure S1: 1H-NMR spectrum of compound 1
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