Research Article
Stability Study of Algerian Nigella sativa Seeds Stored under Different Conditions
Table 1
Volatile compounds detected in N. sativa whole and ground seeds by HS-GC/MS analysis.
| Peak number | Compound | LRIa | LRIb | RT (min) | Peak area whole seed | Peak area ground seed | [×107] | [%] | [×107] | [%] |
| (1) | 2-Thujene | 927 | 930 | 6.31 | 81.95 | 7.85 | 2624.14 | 21.21 | (2) | α-Pinene, (D)- | 934 | 939 | 6.49 | 18.18 | 1.74 | 864.63 | 6.99 | (3) | Sabinene | 974 | 975 | 7.46 | 22.83 | 2.19 | 958.07 | 7.74 | (4) | β-Pinene-(1S)-(−) | 979 | 979 | 7.57 | 2.90 | 0.28 | 39.89 | 0.32 | (5) | p-Cymene | 1026 | 1025 | 8.81 | 259.63 | 24.86 | 3995.28 | 32.29 | (6) | D-Limonene | 1030 | 1029 | 8.92 | 33.37 | 3.20 | 428.32 | 3.46 | (7) | γ-Terpinene | 1059 | 1060 | 9.76 | 4.02 | 0.38 | 529.99 | 4.28 | (8) | Terpinolene | 1089 | 1089 | 10.57 | 4.19 | 0.40 | 29.67 | 0.24 | (9) | cis-4-methoxy thujane | 1098 | — | 10.79 | 8.17 | 0.78 | 200.61 | 1.62 | (10) | trans-4-methoxy thujane | 1121 | — | 11.43 | 34.48 | 3.30 | 777.74 | 6.29 | (11) | 1,3,8-p-Menthatriene | 1139 | 1110 | 11.97 | 2.10 | 0.20 | 22.59 | 0.18 | (12) | Pyranone | 1151 | — | 12.18 | 2.56 | 0.25 | 5.90 | 0.05 | (13) | Ethanone, 1-(1,4-dimethyl-3-cyclohexen-1-yl)- | 1168 | — | 10.44 | 4.26 | 0.43 | 52.42 | 0.43 | (14) | Terpinen-4-ol | 1183 | 1177 | 13.07 | 6.91 | 0.66 | 69.29 | 0.56 | (15) | p-Cymen-8-ol | 1191 | 1183 | 13.60 | 3.23 | 0.31 | 17.00 | 0.14 | (16) | β-Cyclocitral | 1207 | — | 13.80 | 7.735 | 0.74 | 121.53 | 0.98 | (17) | 2,6-Octadiene,1-(1-ethoxyethoxy)-3,7-dimethyl- | 1222 | — | 14.22 | 1.47 | 0.14 | 10.45 | 0.08 | (18) | D-Carvone | 1249 | 1243 | 14.92 | 171.45 | 16.42 | 37.03 | 0.30 | (19) | Thymoquinone | 1255 | 1252 | 15.22 | 180.19 | 17.25 | 1013.95 | 8.19 | (20) | Bornyl acetate | 1288 | 1289 | 13.60 | 8.94 | 0.86 | 19.70 | 0.16 | (21) | Carvacrol | 1311 | 1299 | 16.43 | 64.36 | 6.16 | 151.11 | 1.22 | (22) | α-Longipinene | 1357 | 1353 | 17.84 | 10.56 | 1.01 | 77.14 | 0.62 | (23) | α-Copaene | 1382 | 1377 | 18.47 | 8.36 | 0.80 | 12.16 | 0.10 | (24) | Longifolene | 1415 | 1408 | 19.31 | 42.86 | 4.10 | 239.10 | 1.93 | (25) | Phenol, 4-methoxy-2,3,6-trimethyl- | 1573 | — | 22.77 | 59.68 | 5.71 | 75.21 | 0.61 |
|
|
LRIa: acquired linear retention indices; RT: retention time. b [11]; putative compounds.
|