Table 2.
Percentage (%) and relative concentrations (ng/mL) of the compounds of TEOs prepared at the beginning and at the end of the flowering period.
| Percentage of Compound in the Thyme Essential Oils a | Relative Concentration of Compound in the Experiments (ng/mL) b | ||||||
|---|---|---|---|---|---|---|---|
| Compounds | MS Sim | LRI Exp | LRI Ref | Beginning of Flowering | End of Flowering | Beginning of Flowering | End of Flowering |
| Tricyclene | 94 | 922 | 923 | 0.02 | 0.02 | 0.34 | 0.34 |
| α-Thujene | 98 | 925 | 927 | 0.99 | 0.99 | 18.51 | 18.51 |
| α-Pinene | 97 | 933 | 933 | 0.61 | 0.69 | 10.72 | 12.13 |
| Camphene | 97 | 949 | 953 | 0.39 | 0.50 | 7.02 | 9.00 |
| Sabinene | 95 | 972 | 972 | 0.02 | 0.01 | 0.36 | 0.18 |
| Pent-4-enyl propanoate | 94 | 974 | 974 | 0.03 | 0.01 | 0.50 | 0.17 |
| β-Pinene | 92 | 977 | 978 | 0.20 | 0.21 | 3.49 | 3.62 |
| Vinyl amyl carbinol | 95 | 979 | 978 | 0.27 | 0.42 | 4.52 | 7.03 |
| Octan-3-one | 93 | 984 | 986 | 0.03 | 0.03 | 0.48 | 0.48 |
| Myrcene | 96 | 988 | 991 | 1.45 | 1.28 | 23.20 | 20.48 |
| Octan-3-ol | 96 | 997 | 999 | 0.04 | 0.03 | 0.65 | 0.49 |
| α-Phellandrene | 96 | 1006 | 1007 | 0.15 | 0.10 | 2.53 | 1.69 |
| δ-3-Carene | 96 | 1009 | 1009 | 0.08 | 0.08 | 1.38 | 1.38 |
| α-Terpinene | 98 | 1017 | 1018 | 1.40 | 0.82 | 22.40 | 13.12 |
| p-Cymene | 96 | 1025 | 1025 | 12.89 | 20.64 | 221.71 | 355.01 |
| Limonene | 96 | 1029 | 1030 | 0.29 | 0.34 | 4.88 | 5.73 |
| β-Phellandrene | 94 | 1030 | 1031 | 0.07 | 0.08 | 1.15 | 1.31 |
| Eucalyptol | 97 | 1032 | 1032 | 0.62 | 0.75 | 11.42 | 13.82 |
| (Z)-, β-Ocimene | 90 | 1034 | 1035 | 0.01 | 0.01 | 0.16 | 0.16 |
| (E)-, β-Ocimene | 95 | 1045 | 1046 | 0.03 | 0.02 | 0.48 | 0.32 |
| γ-Terpinene | 95 | 1058 | 1058 | 15.18 | 6.01 | 24.29 | 9.62 |
| 3-Methylbut-2-enyl butanoate | 90 | 1063 | 1068 | 0.06 | 0.06 | 1.00 | 1.00 |
| (Z)-Sabinene hydrate | 93 | 1070 | 1069 | 0.26 | 0.59 | 4.21 | 9.56 |
| Terpinolene | 96 | 1086 | 1086 | 0.09 | 0.08 | 1.62 | 1.44 |
| p-Cymenene | 94 | 1091 | 1093 | 0.01 | 0.02 | 0.17 | 0.35 |
| Linalool | 97 | 1099 | 1101 | 1.46 | 2.15 | 2.54 | 3.74 |
| (E)-Sabinene hydrate | 94 | 1102 | 1099 | 0.11 | 0.18 | 2.27 | 3.50 |
| 3-Methylbut-3-enyl 3-methylbutanoate | 90 | 1110 | 1114 | tr | 0.02 | 0.00 | 0.36 |
| (Z)-, p-Menth-2-en-1-ol | 96 | 1126 | 1124 | 0.03 | 0.03 | 0.50 | 0.50 |
| Camphor | 97 | 1149 | 1149 | 0.27 | 0.36 | 5.40 | 7.20 |
| Borneol | 98 | 1173 | 1173 | 0.48 | 0.66 | 9.70 | 13.74 |
| Terpinen-4-ol | 92 | 1182 | 1184 | 0.66 | 0.63 | 12.32 | 11.76 |
| Hex-(3Z)-enyl-Butyrate | 92 | 1184 | 1187 | 0.01 | 0.03 | 0.18 | 0.54 |
| p-Cymen-8-ol | 93 | 1189 | 1189 | 0.02 | 0.05 | 0.40 | 1.00 |
| α-Terpineol | 97 | 1197 | 1195 | 0.12 | 0.15 | 2.26 | 2.82 |
| (Z)-, Dihydro-carvone | 94 | 1200 | 1198 | 0.03 | 0.05 | 0.56 | 0.93 |
| n-Decanal | 95 | 1206 | 1208 | 0.01 | 0.01 | 0.17 | 0.17 |
| Thymol methyl ether | 94 | 1230 | 1229 | 0.19 | 0.62 | 3.50 | 11.41 |
| Carvacryl methyl ether | 96 | 1239 | 1239 | 0.27 | 0.37 | 5.05 | 6.93 |
| Neral | 96 | 1242 | 1238 | 0.01 | 0.01 | 0.17 | 0.17 |
| Carvone | 95 | 1249 | 1246 | 0.01 | 0.02 | 0.18 | 0.36 |
| Geranial | 97 | 1274 | 1268 | 0.02 | 0.02 | 0.34 | 0.34 |
| Thymol | 94 | 1294 | 1293 | 55.81 | 54.21 | 1071.55 | 1040.83 |
| Carvacrol | 94 | 1302 | 1300 | 2.30 | 2.90 | 44.94 | 56.67 |
| Thymol acetate | 93 | 1345 | 1348 | 0.04 | nd | 0.80 | 0.00 |
| Eugenol | 95 | 1354 | 1357 | 0.05 | 0.12 | 1.06 | 2.54 |
| Isobornyl propionate * | 93 | 1376 | 1377 | 0.04 | 0.06 | 0.80 | 1.20 |
| α-Copaene * | 88 | 1377 | 1375 | ||||
| β-Bourbonene | 95 | 1385 | 1382 | 0.02 | 0.03 | 0.36 | 0.54 |
| (Z)-Jasmone | 93 | 1394 | 1394 | nd | 0.01 | 0.00 | 0.19 |
| (E)-Caryophyllene | 97 | 1421 | 1424 | 1.56 | 1.92 | 28.08 | 34.56 |
| β-Copaene | 94 | 1431 | 1433 | 0.02 | 0.03 | 0.38 | 0.56 |
| α-Humulene | 97 | 1457 | 1454 | 0.05 | 0.06 | 0.85 | 1.02 |
| (Z)-Muurola-4(14),5-diene | 94 | 1464 | 1466 | tr | 0.01 | 0.00 | 0.18 |
| Geranyl propanoate | 97 | 1468 | 1471 | 0.09 | 0.05 | 1.62 | 0.90 |
| γ-Muurolene | 92 | 1476 | 1478 | 0.05 | 0.06 | 0.90 | 1.08 |
| α-Amorphene | 90 | 1481 | 1482 | nd | 0.01 | 0.00 | 0.18 |
| Germacrene D | 95 | 1482 | 1480 | 0.11 | 0.04 | 1.87 | 0.68 |
| β-Selinene | 94 | 1491 | 1492 | tr | 0.01 | 0.00 | 0.18 |
| γ-Amorphene | 87 | 1494 | 1490 | 0.02 | 0.02 | 0.36 | 0.36 |
| α-Selinene | 89 | 1497 | 1501 | 0.01 | 0.01 | 0.18 | 0.18 |
| α-Muurolene | 93 | 1500 | 1497 | 0.03 | 0.03 | 0.53 | 0.53 |
| γ-Cadinene | 95 | 1515 | 1512 | 0.06 | 0.10 | 1.08 | 1.80 |
| δ-Cadinene | 94 | 1520 | 1518 | 0.11 | 0.11 | 1.98 | 1.98 |
| (E)-Calamenene | 90 | 1522 | 1527 | 0.02 | 0.03 | 0.40 | 0.60 |
| (E)-Cadina-1,4-diene | 93 | 1534 | 1536 | 0.01 | 0.01 | 0.18 | 0.18 |
| α-Cadinene | 95 | 1539 | 1538 | 0.01 | 0.01 | 0.18 | 0.18 |
| Geranyl butyrate | 97 | 1554 | 1559 | 0.02 | 0.02 | 0.36 | 0.36 |
| Caryophyllene oxide | 93 | 1585 | 1587 | 0.27 | 0.47 | 5.40 | 9.40 |
| Humulene epoxide II | 89 | 1613 | 1613 | tr | 0.01 | 0.00 | 0.19 |
| (Z)-Cubenol | 89 | 1618 | 1614 | 0.01 | 0.02 | 0.19 | 0.38 |
| epi-γ-Eudesmol | 95 | 1626 | 1624 | 0.05 | 0.03 | 0.90 | 0.54 |
| α-Cadinol | 94 | 1645 | 1641 | 0.06 | 0.12 | 1.29 | 2.58 |
| Cadin-4-en-10-ol | 95 | 1658 | 1659 | 0.04 | 0.02 | 0.73 | 0.37 |
| Total | 99.77 | 99.65 | |||||
Abbreviations: MS Sim, MS spectral similarity; LRI exp, experimental linear retention index; LRI ref, reference linear retention index; nd, not detected; tr, trace level; * indicates a coelution on SLB-5 ms column. a The volatile compounds are expressed in % values. b The relative concentrations were calculated based on the fact that the cells were treated with 200 μL essential oil emulsion.