Table 1 Chemical composition of thyme and basil oils
Compound | Rt | Area (%) | m/z |
|---|---|---|---|
Thyme oil | |||
 α-Pinene | 4.596 | 15.12 | 136 (M+), 93 (Base, M-C3H7) |
 Camphene | 4.854 | 2.72 | 136 (M+), 93 (Base, M-C3H7) |
 ß-Myrcene | 5.838 | 0.84 | 136 (M+), 41 (Base, C3H5) |
 ß-Cymene | 6.552 | 35.02 | 134 (M+), 119 (Base, M-15) |
 d-Limonene | 6.782 | 4.33 | 136 (M+), 68 (Base, C5H8) |
 γ-Terpinene | 7.573 | 0.74 | 136 (M+), 93 (Base, M-C3H7), 43 (C3H7) |
 4-Carene | 8.421 | 0.7 | 136 (M+), 93 (Base, M-C3H7), 41 (C3H5) |
 Lavandulol, acetate | 8.689 | 1.27 | 196 (M+), 69 (Base, C4H5O) |
 α-Terpineol | 11.32 | 9.73 | 154 (M+), 59 (Base, CMe2OH) |
 γ-Terpineol | 11.545 | 1.32 | 154 (M+), 121 (Base, M-Me-H2O) |
 Thymol | 14.743 | 28.21 | 150 (M+), 135 (Base, M-15), 39 (C3H3) |
 Carvacrol | 14.97 | 0.47 | 150 (M+), 135 (Base, M-15) |
Basil oil | |||
 ß-Pinene | 5.442 | 0.06 | 136 (M+), 93 (Base, M-C3H7) |
 d-Limonene | 6.778 | 1.58 | 136 (M+), 68 (Base, C5H8) |
 γ-Terpinene | 7.556 | 0.06 | 136 (M+), 93 (Base, M-C3H7), 43 (C3H7) |
 trans-Pinane | 7.917 | 0.76 | 138 (M+), 55 (Base, C4H7) |
 Lavandulol, acetate | 8.776 | 3.95 | 196 (M+, absent), 69 (Base, C5H9) |
 cis-Geraniol | 12.647 | 0.64 | 154 (M+), 69 (Base, C5H9) |
 ß-Citronellol | 12.73 | 0.88 | 156 (M+), 69 (Base, C5H9) |
 Isopulegol | 13.539 | 1.24 | 154 (M+), 41 (Base, C3H5) |
 Linaloal, formate | 13.621 | 0.81 | 182 (M+), 69 (Base, C5H9) |
 Isoborneol | 14.354 | 0.12 | 154 (M+), 95 (Base, C7H11) |
 Myrcene | 15.329 | 3.89 | 136 (M+), 41 (Base, C3H5) |
 α-Terpineol, acetate | 16.418 | 2.13 | 196 (M+), 43 (Base, CH3CO) |
 α-Cyclogeraniol, acetate | 16.504 | 0.69 | 196 (M+, absent), 43 (Base, CH3CO or C3H7) |
 2-Piperitone | 18.392 | 7.46 | 152 (M+), 82 (Base, M-Me2CHCHCH2), 110 (M-C3H6) |
 α-Ionone | 18.666 | 1.57 | 192 (M+), 121 (Base, M-(Me2CH2CH2, H) |
 Eugenol | 20.452 | 11.37 | 164 (M+, base), 149 (M-15) |
 Eugenol, acetate | 21.274 | 4.24 | 206 (M+), 164 (Base, eugenol) |
 Camphor | 22.819 | 1.34 | 152 (M+), 95 (Base, C7H11 or C5H7O) |
 ß-linalool | 23.454 | 43.54 | 154 (M+), 71 (Base, C3H7O) |
 Isocitronellol | 24.944 | 1.58 | 156 (M+), 83 (Base, C6H11) |
 Cubenol | 28.171 | 2.85 | 222 (M+), 119 (Base, M-[Me2CHCHCH2CH2, H2O, H)], 110 (C7H10O) |