Table 4.
Chemical composition of the flower EOs from the studied Lamiaceae species (n = 3) 1.
| Compounds | Class | RI (exp) | RI (lit) | M. did | N. × faas | Ob-BS | Ob-Cn | Ob-Ct | S. disco | S. micro | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Relative abudance (%) | |||||||||||
| 1 | 5,5-dimethyl-2(5H)-furanone | nt | 952 | 952 | - | - | - | - | - | - | 2.3 ± 0.38 |
| 2 | eucalyptol | om | 1032 | 1026 | - | 0.3 ± 0.09 * | - | - | - | - | - |
| 3 | 3,5-octadien-2-ol | nt | 1038 | 1037 | - | - | - | - | - | - | 1.2 ± 0.61 |
| 4 | cis-sabinene hydrate | om | 1070 | 1068 | 0.6 ± 0.06 | - | - | - | - | - | - |
| 5 | linalool | om | 1099 | 1095 | 10.2 ± 1.12 | - | - | 48.6 ± 1.64 | 1.4 ± 0.06 | - | 1.3 ± 0.90 |
| 6 | terpinen-4-ol | om | 1177 | 1074 | - | - | - | 23.7 ± 1.90 | - | - | 2.3 ± 0.12 |
| 7 | isocreosol | pp | 1201 | 1202 | - | 0.9 ± 0.32 | - | - | - | - | - |
| 8 | nordavanone | om | 1230 | 1234 | - | - | - | - | - | - | 2.4 ± 0.76 |
| 9 | pulegone | om | 1237 | 1237 | - | 0.1 ± 0.08 | - | - | - | - | - |
| 10 | β-citral | om | 1240 | 1245 | - | - | - | - | 18.8 ± 0.90 | - | - |
| 11 | camphor | om | 1245 | 1143 | - | - | - | - | - | - | 1.4 ± 0.41 |
| 12 | α-citral | om | 1270 | 1271 | - | - | - | - | 32.2 ± 1.68 | - | - |
| 13 | benzenepropanoic acid, methyl ester | nt | 1279 | 1280 | - | 0.3 ± 0.09 | - | - | - | - | - |
| 14 | isobornyl acetate | om | 1286 | 1290 | - | - | - | - | - | - | 0.6 ± 0.14 |
| 15 | thymol | om | 1291 | 1289 | 68.6 ± 3.43 | 0.4 ± 1.15 | - | - | - | - | 8.1 ± 0.95 |
| 16 | carvacrol | om | 1299 | 1298 | 4.5 ± 0.99 | - | - | - | - | - | 10.9 ± 1.95 |
| 17 | eugenol | pp | 1357 | 1356 | - | - | 17.6 ± 0.25 | 10.7 ± 0.43 | - | - | 1.6 ± 0.76 |
| 18 | cis-trans-nepetalactone | om | 1377 | 1393 | - | 0.8 ± 0.22 | - | - | - | - | - |
| 19 | β-bourbonene | sh | 1384 | 1385 | - | 0.3 ± 0.04 | - | - | - | - | - |
| 20 | β-caryophyllene | sh | 1419 | 1417 | - | 2.4 ± 0.26 | - | - | - | 1.2 ± 0.61 | - |
| 21 | α-bergamotene | sh | 1435 | 1438 | - | - | 0.5 ± 0.01 | - | - | - | - |
| 22 | 2,6,10-trimethyltridecane | nt | 1449 | 1461 | - | - | - | - | - | 0.2 ± 0.11 | - |
| 23 | α-humulene | sh | 1454 | 1452 | - | 0.4 ± 0.04 | - | - | - | 0.3 ± 0.16 | - |
| 24 | (E)-β-famesene | sh | 1457 | 1454 | - | 0.4 ± 0.05 | 0.4 ± 0.02 | - | - | - | - |
| 25 | germacrene D | sh | 1481 | 1484 | - | - | 3.4 ± 0.04 | - | - | 2.3 ± 0.51 | - |
| 26 | α-curcumene | sh | 1483 | 1486 | - | 0.8 ± 0.04 | - | - | - | - | - |
| 27 | 1-(3,6,6-trimethyl-1,6,7,7a-tetrahydrocyclopenta[c]pyran-1-yl) ethanone | nt | 1484 | - | - | 0.3 ± 0.07 | - | - | - | - | - |
| 28 | bicyclosesquiphellandrene | sh | 1489 | 1488 | - | - | - | - | 3.3 ± 0.21 | - | - |
| 29 | davana ether | os | 1490 | 1491 | - | - | - | - | - | - | 16.3 ± 1.51 |
| 30 | α-farnesene | sh | 1508 | 1509 | - | - | - | - | - | 0.2 ± 0.06 | - |
| 31 | β-bisabolene | sh | 1509 | 1505 | - | 0.8 ± 0.02 | 34.4 ± 2.02 | - | - | - | - |
| 32 | trans-α-bisabolene | sh | 1512 | 1545 $ | - | - | 38.7 ± 2.94 | - | 29.3 ± 0.80 | - | - |
| 33 | γ-cadinene | sh | 1513 | 1511 | - | 0.3 ± 0.00 | - | - | - | - | - |
| 34 | β-sesquiphellandrene | sh | 1524 | 1521 | - | 0.4 ± 0.01 | - | - | - | - | - |
| 35 | cyclohexanemethanol, 4-ethenyl-α,α,4-trimethyl-3-(1-methylethenyl)-, acetate, [1R-(1α,3α,4β)]- | nt | 1569 | 1562 | - | - | - | - | - | 1.5 ± 0.03 | - |
| 36 | cis-eudesm-6-en-11-ol | os | 1571 | 1575 | - | - | - | - | - | - | 4.1 ± 0.15 |
| 37 | caryophyllene oxide | os | 1581 | 1583 | - | 17.2 ± 1.19 | - | - | - | 0.1 ± 0.03 | 1.1 ± 0.51 |
| 38 | davanone | os | 1588 | 1586 | - | - | - | - | - | - | 2.8 ± 0.19 |
| 39 | guaiol | os | 1596 | 1597 | - | - | - | - | - | - | 4.0 ± 0.65 |
| 40 | humulene epoxide II | os | 1606 | 1608 | - | 1.1 ± 0.03 | - | - | - | - | - |
| 41 | zingiberenol | os | 1616 | 1620 | - | 1.1 ± 0.19 | - | - | - | - | - |
| 42 | dill apiole | os | 1622 | 1625 | - | 3.0 ± 0.31 | - | - | - | - | - |
| 43 | 13-nor-valenc-1(10)-en-11-one | os | 1629 | 1628 | - | - | - | - | - | 3.1 ± 0.75 | |
| 44 | selin-6-en-4α-ol | os | 1636 | 1636 | - | 0.2 ± 0.04 | - | - | - | - | - |
| 45 | tau.-cadinol | os | 1640 | 1640 | - | 1.6 ± 0.19 | - | 13.8 ± 2.94 | - | - | - |
| 46 | cubenol | os | 1642 | 1643 | - | 0.4 ± 0.06 | - | - | - | - | - |
| 47 | 10,10-dimethyl-2,6-dimethylenebicyclo[7.2.0] undecan-5β-ol |
os | 1644 | 1644 | - | 1.2 ± 0.11 | - | - | - | - | - |
| 48 | β-eudesmol | os | 1649 | 1651 | - | - | - | - | - | - | 2.0 ± 0.13 |
| 49 | α-eudesmol | os | 1653 | 1652 | - | - | - | - | - | - | 2.8 ± 0.41 |
| 50 | precocene II | pp | 1658 | 1659 | - | 2.3 ± 0.30 | - | - | - | - | - |
| 51 | aromadendrene oxide-(2) | os | 1678 | 1678 | - | 2.0 ± 0.08 | - | - | - | - | - |
| 52 | α-bisabolol | os | 1684 | 1683 | - | - | 1.3 ± 0.07 | - | - | - | |
| 53 | β-sinensal | os | 1695 | 1704 | - | 4.1 ± 0.91 | - | - | - | - | - |
| 54 | germacra-4(15),5,10(14)-trien-1β-ol | os | 1695 | 1686 $ | - | 0.6 ± 0.13 | - | - | - | - | 3.5 ± 0.36 |
| 55 | heptadecane | nt | 1700 | 1700 | - | 0.6 ± 0.25 | - | - | - | 0.2 ± 0.04 | - |
| 56 | Z-α-trans-bergamotol | os | 1701 | 1708 | - | 0.1 ± 0.00 | - | - | - | - | - |
| 57 | longifolenaldehyde | os | 1707 | 1708 | - | 0.5 ± 0.07 | - | - | - | - | - |
| 58 | cuprenenol | os | 1709 | 1702 | - | - | - | - | - | - | 2.0 ± 0.06 |
| 59 | β-santalol | os | 1715 | 1720 | - | - | 12.0 ± 1.29 | - | - | ||
| 60 | cis-nuciferol | pp | 1735 | 1730 | - | 2.2 ± 0.55 | - | - | - | - | - |
| 61 | (6R,7R)-bisabolone | os | 1747 | 1737 | - | 1.2 ± 0.39 | - | - | - | - | - |
| 62 | cis-lanceol | os | 1763 | 1761 | - | 4.6 ± 1.57 | - | - | - | - | - |
| 63 | costol | os | 1778 | 1774 | - | 0.4 ± 0.15 | - | - | - | - | - |
| 64 | hexadecanal | nt | 1817 | 1818 | - | - | - | - | - | 0.1 ± 0.08 | - |
| 65 | (E,E)-farnesyl acetate | os | 1843 | 1843 | - | - | - | - | - | - | 4.4 ± 1.15 |
| 66 | hexahydrofarnesyl acetone | ac | 1844 | 1845 | 1.3 ± 0.77 | 1.6 ± 0.69 | - | - | - | 15.7 ± 2.04 | 11.9 ± 1.12 |
| 67 | 2,6,10,15-tetramethyl-benzoic acid, 2-phenylethyl ester | nt | 1856 | 1860 | - | 0.1 ± 0.08 | - | - | - | - | - |
| 68 | 3-methyl-nonadecane | nt | 1970 | 1972 | - | - | - | - | - | 0.2 ± 0.04 | - |
| 69 | octadecanal | nt | 2021 | 2021 | - | - | - | - | - | 0.2 ± 0.03 | - |
| 70 | 2,6,10,14-tetramethyl-7-(3-methylpent-4-enylidene) pentadecane | nt | 2071 | 2068 | - | - | - | - | - | - | 5.3 ± 0.88 |
| 71 | heneicosane | nt | 2100 | 2100 | - | 0.5 ± 0.35 | - | - | - | 1.5 ± 0.26 | - |
| 72 | phytol | od | 2114 | 2122 | - | 0.3 ± 0.04 | - | - | - | 0.3 ± 0.06 | 2.5 ± 0.65 |
| 73 | 1 N-phenyl-naphthalenamine | nt-N | 2135 | 2135 | - | 1.2 ± 0.80 | - | - | - | - | - |
| 74 | 3-methyl-heneicosane | nt | 2171 | 2172 | - | - | - | - | - | 9.9 ± 1.75 | - |
| 75 | docosane | nt | 2200 | 2200 | - | - | - | - | - | 0.4 ± 0.11 | - |
| 76 | eicosanal | nt | 2224 | 2224 | - | - | - | - | - | 0.4 ± 0.14 | - |
| 77 | sclareol | od | 2227 | 2225 | - | 0.3 ± 0.14 | - | - | - | - | - |
| 78 | 4-methyldocosane | nt | 2257 | 2258 | - | 0.9 ± 0.07 | - | - | - | 0.6 ± 0.21 | - |
| 79 | larixol | od | 2264 | 2265 | - | 0.1 ± 0.03 | - | - | - | - | - |
| 80 | kolavenol | od | 2297 | 2297 | - | - | - | - | - | 0.3 ± 0.12 | - |
| 81 | carbonic acid, octadecyl vinyl ester | nt | 2299 | 2299 $ | - | 1.4 ± 0.47 | - | - | - | - | - |
| 82 | tricosane | nt | 2300 | 2300 | - | 1.3 ± 0.90 | - | - | - | 5.0 ± 1.24 | - |
| 93 | 2-methyl-tricosane | nt | 2363 | 2365 | - | 0.7 ± 0.48 | - | - | - | 4.3 ± 1.52 | - |
| 84 | 1-heneicosanol | nt | 2380 | 2365 | 0.5 ± 0.07 | - | - | - | - | - | - |
| 85 | tetracosane | nt | 2400 | 2400 | 4.5 ± 0.83 | 14.7 ± 3.63 | 3.7 ± 0.53 | - | - | 24.3 ± 1.87 | - |
| 86 | undec-10-ynoic acid, dodecyl ester | nt | 2409 | 2409 $ | - | 0.3 ± 0.04 | - | - | - | - | - |
| 87 | docosanal | nt | 2430 | 2430 | - | - | - | - | - | 0.4 ± 0.05 | - |
| 88 | 2-methyltetracosane | nt | 2462 | 2456 | - | 0.2 ± 0.09 | - | - | - | - | - |
| 89 | (Z)-13-docosen-1-ol | nt | 2467 | 2466 | - | - | - | - | - | 0.2 ± 0.06 | - |
| 90 | retinol | od | 2473 | 2473 $ | - | 1.9 ± 0.45 | - | - | - | - | - |
| 91 | retinal | od | 2486 | 2486 $ | - | 0.2 ± 0.03 | - | - | - | - | - |
| 92 | behenic alcohol | nt | 2493 | 2501 | - | - | - | - | - | 3.1 ± 0.95 | - |
| 93 | pentacosane | nt | 2500 | 2500 | 6.8 ± 1.42 | 6.8 ± 1.46 | - | - | - | 14.6 ± 2.76 | - |
| 94 | docosyl isopropyl ether | nt | 2524 | - | - | - | - | - | - | 10.2 ± 0.71 | - |
| 95 | 2-methylhexacosane | nt | 2661 | 2663 | - | 6.9 ± 0.87 | - | - | - | 0.2 ± 0.03 | - |
| Number of identified peaks | 8 | 52 | 8 | 4 | 6 | 28 | 24 | ||||
| Class of compounds | M. did. | N × faas | Ob-BS | Ob-Cn | Ob-Ct | S. disco | S. micro | ||||
| Oxygenated monoterpenes (om) | 83.9 ± 2.49 | 1.6 ± 0.42 | - | 72.3 ± 3.11 | 52.4 ± 2.51 | - | 27.0 ± 1.84 | ||||
| Sesquiterpene hydrocarbons (sh) | - | 5.8 ± 0.43 | 77.4 ± 2.96 | - | 32.6 ± 1.00 | 4.0 ± 1.87 | - | ||||
| Oxygenated sesquiterpenes (os) | - | 35.2 ± 2.29 | 1.3 ± 0.07 | 13.8 ± 1.94 | 12.0 ± 1.29 | 0.1 ± 0.03 | 46.1 ± 3.98 | ||||
| Oxygenated diterpenes (od) | - | 2.8 ± 0.84 | - | - | - | 0.6 ± 0.18 | 2.5 ± 0.56 | ||||
| Apocarotenoides (ac) | 1.3 ± 0.77 | 1.6 ± 0.69 | - | - | - | 15.7 ± 2.04 | 11.9 ± 1.12 | ||||
| Non-terpenes derivatives (nt) | 11.8 ± 1.02 | 41.2 ± 4.11 | 3.7 ± 0.53 | - | - | 77.5 ± 3.87 | 8.8 ± 1.87 | ||||
| Phenylpropanoids (pp) | - | 4.5 ± 0.85 | 17.6 ± 0.25 | 10.7 ± 0.43 | - | - | 1.6 ± 0.76 | ||||
| Total Identified (%) | 97.0 ± 2.31 | 92.7 ± 3.3 | 100 ± 0.00 | 96.8 ± 0.22 | 97.0 ± 0.17 | 97.9 ± 0.01 | 97.9 ± 0.63 | ||||
1 value in tables are the mean of 3 triplicates; * Standard deviation; RI (exp): relative retention index determined on HP5MS capillary column; RI (lit) relative retention index from ADAMS (1996).