Evidence-Based Complementary and Alternative Medicine / 2016 / Article / Tab 3 / Research Article
The Effects of Different Extraction Methods on Antioxidant Properties, Chemical Composition, and Thermal Behavior of Black Seed (Nigella sativa L.) Oil Table 3 GC-MS identification of chemical composition for Nigella sativa oil extracted by supercritical fluid and cold press.
Compound name Supercritical fluid Cold press MW RT Peak area (%) MW RT Peak area (%) 1 -Pinene— — — 136 3.19 7.10 2 3-Carene 136 3.29 2.60 136 3.29 2.21 3 Bicyclo[2.2.1]heptane 136 4.00 2.05 136 4.00 3.67 4 1,3,8-p-Menthatriene — — — 134 4.96 23.82 5 ç-Terpinene — — — 136 5.64 2.82 6 1,4-Cyclohexadiene 134 5.01 7.17 — — — 7 cis-4-Methoxy thujane 168 6.45 3.09 168 7.05 7.30 8 Cyclohexen 154 8.90 3.82 — — — 9 Limonene — — — 236 8.41 0.41 10 Thymoquinone 164 11.32 16.80 164 11.06 16.21 11 Carvacrol 150 13.51 1.82 150 13.46 3.90 12 Longifolene 204 13.70 3.50 204 15.37 4.49 13 Ylangene 204 14.50 2.99 204 13.67 0.82 14 3-Allyl-6-methoxyphenol 164 14.61 0.40 — — — 15 1-Heptatriacotanol — — — 536 20.91 0.14 16 2,3-Dihydrofarnesyl acetate — — — 266 30.91 1.54 17 Caryophyllene 204 16.03 17.45 — — — 18 Naphthalene 204 17.88 2.94 — — — 19 -Bisabolene204 18.50 0.50 — — — 20 (−)-Spathulenol 220 22.37 0.79 — — — 21 Methyl tetradecanoate 242 24.54 0.54 — — — 22 Hexadecanoic acid 254 29.69 4.99 254 31.65 0.77 23 Ascorbic acid 652 31.75 1.12 652 34.95 2.15 24 9,12-Octadecadienoic acid (Z,Z) 294 33.70 14.05 294 35.45 7.85 25 4,8-Decadienal, 5,9-dimethyl — — — 180 33.84 8.12 26 Methyl stearate 298 34.34 0.61 27 Butyl 9,12-octadecadienoate 336 35.11 2.29 336 11.77 0.21 28 Cyclopropanebutanoic acid — — — 374 37.66 0.25 Total 89.54 93.53
MW: molecular weight. RT: retention time.