Table 5.
Chemical composition of essential oils obtained from H. revolutum subsp. keniense leaves (HRLEO) and flowers (HRFEO).
| No. | RT (min) | Compound | % content of total | |
|---|---|---|---|---|
| HRLEO | HRFEO | |||
| 1 | 1.7 | 2-methyl-butane | 0.1 | 0.1 |
| 2 | 1.71 | N-Dimethylaminomethyl-tert.-butyl-isopropylphosphine | 0.2 | 0 |
| 3 | 1.72 | N, N-dimethyl-3-buten-1-amine | 0.3 | 0 |
| 4 | 1.9 | 4, 4-dimethyloxazolidine | 0 | 6.6 |
| 5 | 2.0 | 3-(2-bromoethyl) dihydro-2 (3H)-furanone | 3.1 | 0 |
| 6 | 2.02 | α-acetobutyrolactone | 2.8 | 0 |
| 7 | 2.1 | 2-ethyl-2-methyl-oxirane | 6.3 | 8.8 |
| 8 | 2.3 | 1-octyl trifluoroacetate | 7 | 7.9 |
| 9 | 2.5 | 2-chlorohexane | 1.3 | 0 |
| 10 | 2.5 | 2-cyclopropylpentane | 0 | 1.6 |
| 11 | 5.4 | 5-methyl-2-(1-methylethyl)-1-hexanol | 0 | 0.1 |
| 12 | 6.3 | Nonane | 0.9 | 0 |
| 13 | 6.4 | 2, 3, 4-trimethylhexane | 0 | 10.5 |
| 14 | 7.3 | α.–pinene | 2.3 | 0 |
| 15 | 7.4 | (E)- 2, 7-dimethyl-3-octen-5-yne | 0 | 11 |
| 16 | 7.8 | L-camphene | 0 | 0.4 |
| 17 | 7.9 | 2, 4-thujadiene | 0 | 0.1 |
| 18 | 8.6 | β-pinene | 0.2 | 0 |
| 19 | 8.7 | D-camphene | 0 | 5.3 |
| 20 | 8.8 | β-myrcene | 0.1 | 0.6 |
| 21 | 9.0 | Decane | 0 | 0.1 |
| 22 | 9.4 | Thujene | 0 | 0.1 |
| 23 | 9.7 | α-terpinene | 0 | 0.3 |
| 24 | 10.2 | trans-1, 2-bis- (1-methylethenyl) cyclobutane | 2.3 | 0 |
| 25 | 10.3 | 7- (1-methylethylidene) bicyclo (4.1.0) heptane | 0 | 15 |
| 26 | 10.6 | β-ocimene | 0.1 | 1.5 |
| 27 | 11.0 | γ-terpinene | 0.1 | 0.4 |
| 28 | 11.9 | 3-methyl-6-(1-methylethylidene)-cyclohexene | 0.1 | 0.4 |
| 29 | 12.1 | Undecane | 0.1 | 1.5 |
| 30 | 12.2 | 3-nonanol | 0 | 0.1 |
| 31 | 13.1 | exo-fenchol | 0 | 0.1 |
| 32 | 14.5 | 2-pentadecyn-1-ol | 0 | 0.1 |
| 33 | 15 | Pinocamphone | 0 | 0.1 |
| 34 | 15.5 | L-α-terpineol | 0 | 0.1 |
| 35 | 15.6 | Myrtenal | 0 | 0.1 |
| 36 | 19.7 | α-cubebene | 0.2 | 0 |
| 37 | 20.2 | α-bulnesene | 0.1 | 0.1 |
| 38 | 20.4 | 1, 2, 3, 4, 4a, 7-hexahydro-1, 6-dimethyl-4- (1-methylethyl)-naphthalene | 0 | 0.2 |
| 39 | 20.41 | Cyclosativene | 0 | 0.2 |
| 40 | 20.43 | α-ylangene | 0.3 | 0.4 |
| 41 | 20.6 | α-copaene | 4.3 | 3.2 |
| 42 | 21.5 | α-gurjunene | 0.8 | 0.5 |
| 43 | 22.1 | Caryophyllene | 22.1 | 8.5 |
| 44 | 22.2 | β-copaene | 0.9 | 0.1 |
| 45 | 22.4 | epi-β-caryophyllene | 1.4 | 1 |
| 46 | 22.5 | Selina-5, 11-diene | 0 | 0.1 |
| 47 | 22.6 | (1R, 4aS, 8aR)-1, 4a-dimethyl-7-(prop-1-en-2-yl)-1, 2, 3, 4, 4a, 5, 6, 8a-octahydronaphthalene | 0.1 | 0 |
| 48 | 23.0 | (1R, 9R, E)-4, 11, 11-trimethyl-8-methylenebicyclo [7.2.0] undec-4-ene | 0.6 | 0 |
| 49 | 23.4 | (1S, 4aR, 8aS)-1-isopropyl-7-methyl-4-methylene-1, 2, 3, 4, 4a, 5, 6, 8a-octahydronaphthalene | 1.4 | 0 |
| 50 | 22.9 | (1Z, 4Z, 7Z)-1, 5, 9, 9-tetramethylcycloundeca-1, 4, 7-triene | 0.8 | 0.3 |
| 51 | 23.2 | Cadina-1 (6), 4-diene | 1.5 | 0 |
| 52 | 23.3 | γ-amorphene | 0 | 1.2 |
| 53 | 23.4 | (1S, 4aR, 8aS)-1-isopropyl-7-methyl-4-methylene-1, 2, 3, 4, 4a, 5, 6, 8a-octahydronaphthalene | 1.2 | 0.7 |
| 54 | 23.6 | (Z, E)-3, 7, 11-trimethyl-1, 3, 6, 10-dodecatetraene | 4.5 | 0.1 |
| 55 | 23.7 | δ-selinene | 0 | 0.1 |
| 56 | 23.8 | [1aR- (1aα, 7α, 7aβ, 7bα)]-1a, 2, 3, 5, 6, 7, 7a, 7b-octahydro-1, 1, 4, 7-tetramethyl-1H-cycloprop[e]azulene | 0.9 | 0 |
| 57 | 23.8 | guaia-1 (10) 11-diene | 0 | 0.7 |
| 58 | 24.0 | α-farnesene | 9.2 | 0.7 |
| 59 | 24.7 | cis-calamenene | 2.2 | 0 |
| 60 | 24.8 | 11-hydroxy-11-methyl-tricyclo [4.3.1.1(2, 5)] undecan-10-one | 0.1 | 0 |
| 61 | 24.9 | Cubenene | 1 | 0 |
| 62 | 24.92 | α-amorphene | 0 | 0.2 |
| 63 | 25.0 | (4aR, 8aS)-4a-methyl-1-methylene-7- (propan-2-ylidene) decahydronaphthalene | 0 | 0.2 |
| 64 | 25.04 | (1S, 4aR, 8aS)-1-isopropyl-4, 7-dimethyl-1, 2, 4a, 5, 8, 8a-hexahydronaphthalene | 0.2 | 0.2 |
| 65 | 25.1 | 9-methoxycalamenene | 0 | 0.3 |
| 66 | 25.13 | α-maaliene | 0 | 0.3 |
| 67 | 25.2 | α-calacorene | 0.3 | 0 |
| 68 | 25.5 | (E)-3, 7, 11-trimethyl-1, 6, 10-dodecatrien-3-ol | 1.4 | 0.2 |
| 69 | 25.6 | Ledene oxide-(II) | 0 | 0.1 |
| 70 | 25.62 | cis-(-)-2, 4a, 5, 6, 9a-hexahydro 3, 5, 5, 9 tetramethyl (1H) benzocycloheptene | 0 | 0.1 |
| 71 | 25.64 | Isoaromadendrene epoxide | 0.1 | 0 |
| 72 | 25.7 | (1aR, 4S, 4aR, 7R, 7aS, 7bS)-1, 1, 4, 7-tetramethyldecahydro-1H-cyclopropa[e]azulen-4-ol | 0.1 | 0.1 |
| 73 | 26.0 | 1, 1, 4, 7-tetramethyldecahydro-4aH-cyclopropa[e]azulen-4a-ol | 0.2 | 0.2 |
| 74 | 26.3 | (5S, 6R, 7S, 10R)-7-isopropyl-2, 10-dimethylspiro [4.5] dec-1-en-6-ol | 0.9 | 0 |
| 75 | 26.4 | Caryophyllene oxide | 1.8 | 0.6 |
| 76 | 26.5 | 5-azulenemethanol | 0.3 | 0 |
| 77 | 26.6 | [1aR-(1aalpha, 4beta, 4abeta, 7alpha, 7abeta, 7balpha)]-decahydro-1, 1, 4, 7-tetramethyl-1H-cycloprop[e]azulen-4-ol | 0.2 | 0.2 |
| 78 | 26.7 | Bicyclosesquiphellandrene | 0.1 | 0 |
| 79 | 26.8 | Cycloheptane, 4-methylene-1-methyl-2-(2-methyl-1-propen-1-yl)-1-vinyl- | 0.1 | 0 |
| 80 | 26.83 | Ledol | 0 | 0.1 |
| 81 | 26.9 | Globulol | 0.6 | 0.2 |
| 82 | 2.70 | (1R, 3E, 7E, 11R)-1, 5, 5, 8-tetramethyl-12-oxabicyclo [9.1.0] dodeca-3, 7-diene | 0.2 | 0 |
| 83 | 27.1 | 2-(bromomethyl)-2-adamantanol | 0.1 | 0 |
| 84 | 27.4 | Di-epi-1, 10-cubenol | 1.8 | 0 |
| 85 | 27.5 | β-guaiene | 0.3 | 0 |
| 86 | 27.6 | 10-epi-γ-eudesmol | 0.5 | 0 |
| 87 | 27.62 | Cryptomeridiol | 0.1 | 0 |
| 88 | 27.7 | Epicubenol | 0.9 | 0.4 |
| 89 | 27.73 | τ-cadinol | 0.8 | 0.2 |
| 90 | 27.8 | α-muurolol | 0.3 | 0.2 |
| 91 | 27.9 | Cyclocopacamphan-12-yl methyl ether A | 0.1 | 0 |
| 92 | 28.0 | Isoaromadendrene epoxide | 0 | 0.1 |
| 93 | 28.1 | τ-muurolol | 0.4 | 0 |
| 94 | 28.13 | 2-(4a, 8-dimethyl-2, 3, 4, 5, 6, 8a-hexahydro-1H-naphthalen-2-yl) propan-2-ol | 0.3 | 0 |
| 95 | 28.2 | Bulnesol | 0.2 | 0 |
| 96 | 28.4 | Trans-Z-α-bisabolene epoxide | 0.3 | 0 |
| 97 | 28.42 | Heptadecane | 0 | 0.1 |
| 98 | 28.6 | 8-isopropyl-1, 5-dimethyltricyclo [4.4.0.02.7] dec-4-en-3-one | 0.2 | 0 |
| 99 | 28.9 | (1R, 7S, E)-7-isopropyl-4, 10-dimethylenecyclodec-5-enol | 0.2 | 0 |
| 100 | 29.1 | (E, E, E)-3, 7, 11, 15-tetramethylhexadeca-1, 3, 6, 10, 14-pentaene | 0.1 | 0 |
| 101 | 29.3 | Trans-valerenyl acetate | 0.1 | 0 |
| 102 | 29.5 | 3-(1-methoxy-2-methyl-2-propanyl)-1, 2, 4, 5-tetramethylbenzene | 0.1 | 0 |
| 103 | 29.8 | (-)-spathulenol | 0.3 | 0 |
| 104 | 30.1 | 3, 4, 4a, 5, 6, 7-hexahydro-2H-naphthalen-1-one | 0.1 | 0 |
| 105 | 32.4 | Di-2-methylpropyl phthalate | 0.1 | 0 |
| 106 | 32.8 | 2, 6, 10, 15-tetramethylheptadecane | 0 | 0.3 |
| 107 | 36.8 | Heneicosane | 0 | 0.1 |
| 108 | 37.2 | Phytol | 0.1 | 0 |
HRLEO, H. revolutum essential oil; HRFEO, H. revolutum essential oil; RT, retention time in minutes; % content of total, mean percentages composition of the oils from triplicate experiments; The 0 % value of content of the total in the table represents any percentage content of the total that was less than 0.1%.