Table 2.
Chemical composition of volatile oil (VO) from Nigella sativa seed oils
| Peak no. | Compounds | Retention time | Area% |
|---|---|---|---|
| 1 |
p-Cymene |
11.008 |
3.81 |
| 2 |
beta.-Terpineol |
12.233 |
0.48 |
| 3 |
Dihydrocarveol |
13.044 |
0.50 |
| 4 |
Isothujol |
13.144 |
0.61 |
| 5 |
(+)-trans, trans-5-Caranol |
13.744 |
7.83 |
| 6 |
1-Terpinenol |
13.818 |
0.23 |
| 7 |
cis-beta-Terpineol |
14.332 |
0.17 |
| 8 |
Thujol |
15.029 |
0.14 |
| 9 |
4-Terpineol |
15.507 |
10.55 |
| 10 |
p-Cymen-8-ol |
15.639 |
1.62 |
| 11 |
Terpineol |
15.830 |
0.38 |
| 12 |
Allethrolone |
16.156 |
0.21 |
| 13 |
Methoxycitronellal |
16.615 |
0.12 |
| 14 |
Carvone |
17.344 |
0.26 |
| 15 |
Thymoquinone |
17.535 |
13.53 |
| 16 |
trans-Carveol |
17.646 |
0.53 |
| 17 |
Linalyl anthranilate |
17.766 |
0.27 |
| 18 |
Carvenone |
17.858 |
0.14 |
| 19 |
Pichtosin |
18.476 |
0.79 |
| 20 |
Thymol |
18.565 |
31.98 |
| 21 |
Isothymol |
18.961 |
1.64 |
| 22 |
trans,trans-2,4-Decadienal |
19.257 |
0.31 |
| 23 |
Copaene |
20.445 |
1.03 |
| 24 |
Limonene oxide |
20.892 |
0.34 |
| 25 |
(+)-Sativen |
21.892 |
0.12 |
| 26 |
Longifolene-(V4) |
22.027 |
7.23 |
| 27 |
Methyl 2,5-octadecadiynoate |
23.602 |
0.14 |
| 28 |
2-Tridecanone |
23.750 |
0.63 |
| 29 |
beta.-Farnesene |
24.249 |
0.16 |
| 30 |
(-)-Isoledene |
24.832 |
0.16 |
| 31 |
p-tert-Butylpyrocatechol |
25.421 |
4.28 |
| 32 |
beta-Pinene oxide |
26.564 |
0.21 |
| 33 |
1-Cyclododecyl-ethanone |
28.064 |
0.32 |
| 34 |
11-Dodecen-2-one |
28.486 |
0.33 |
| 35 |
Epiglobulol |
28.602 |
0.72 |
| 36 |
5-Tetradecen-1-ol, acetate, (Z)- |
29.969 |
0.14 |
| 37 |
2,4,5-Trimethoxy benzoic acid |
30.390 |
0.96 |
| 38 |
Palmitic acid, methyl ester |
33.191 |
0.40 |
| 39 |
9-Octadecyne |
34.033 |
0.56 |
| 40 |
Rimuen |
34.317 |
1.31 |
| 41 |
Cephrol |
34.378 |
1.24 |
| 42 |
Preg-4-en-3-one, 12,17-dihydroxy-20-nitrilo- |
35.197 |
0.47 |
| 43 |
Methyl linoleate |
36.474 |
0.97 |
| 44 |
Methyl oleate |
36.564 |
0.37 |
| 45 |
Citronellal |
36.700 |
1.70 |
| 46 |
Vellerdiol |
37.558 |
0.10 |
| 100.00 |