Table 1.
Chemical Compound | CAS no.a | RT1b | RT2c | KIexpd | KILite | Relative Percentage (%) | |
---|---|---|---|---|---|---|---|
1 | α-Pinene | 7785-70-8 | 6.27 | 0.0245 | 936 | 929 | 10.49 |
2 | β-Pinene | 127-91-3 | 7.00 | 0.0250 | 981 | 973 | 15.41 |
3 | β-Myrcene | 123-35-3 | 7.20 | 0.0243 | 992 | 993 | 4.86 |
4 | β-Cymene | 535-77-3 | 7.73 | 0.0253 | 1027 | 1031 | 3.07 |
5 | Eucalyptol | 470-82-6 | 7.93 | 0.0258 | 1040 | 1041 | 12.87 |
6 | β-Ocimene | 3338-55-4 | 8.07 | 0.0245 | 1049 | 1036 | 22.18 |
7 | Linalool | 78-70-6 | 8.87 | 0.0262 | 1097 | 1101 | 0.25 |
8 | Menthone | 89-80-5 | 9.80 | 0.0325 | 1160 | 1154 | 0.04 |
9 | Menthofuran | 494-90-6 | 9.93 | 0.0267 | 1169 | 1169 | 0.04 |
10 | Levomenthol | 2216-51-5 | 10.07 | 0.0277 | 1178 | 1172 | 0.05 |
11 | p-Menth-8-en-2-one | 5948-4-9 | 10.60 | 0.0330 | 1213 | 1218 | 0.07 |
12 | Carveol | 1197-07-5 | 10.73 | 0.0272 | 1222 | 1223 | 0.13 |
13 | Carvone | 6485-40-1 | 11.13 | 0.0327 | 1251 | 1249 | 1.59 |
14 | Linalyl acetate | 115-95-7 | 11.20 | 0.0270 | 1256 | 1257 | 0.08 |
15 | Dihydroedulan I | 63335-66-0 | 11.87 | 0.0258 | 1302 | 1292 | 0.28 |
16 | β-Bourbonene | 5208-59-3 | 13.13 | 0.0250 | 1396 | 1386 | 0.78 |
17 | Caryophyllene | 87-44-5 | 13.60 | 0.0258 | 1434 | 1431 | 2.80 |
18 | Humulene | 6753-98-6 | 14.00 | 0.0318 | 1466 | 1465 | 0.29 |
19 | Ethyl 4-ethoxybenzoate | 23676-09-7 | 14.73 | 0.0302 | 1524 | 1521 | 2.37 |
20 | Viridiflorol | 552-02-3 | 15.73 | 0.0272 | 1608 | 1603 | 3.47 |
Monoterpene hydrocarbons identified | 56.01 | ||||||
Oxygenated monoterpene identified | 15.86 | ||||||
Sesquiterpene hydrocarbon identified | 3.87 | ||||||
Oxygenated sesquiterpene identified | 3.47 | ||||||
Other | 2.56 | ||||||
Identified components | 81.86 |
a Chemical abstracts service registry number; b Retention time of the first column; c Retention time of the second column; d KIexp = Kovats indices, retention indices relative to C7–C30 n-alkanes based on the retention time of components separated by the 1st dimension Rtx-5MS column; e KILit: Retention indices reported in the literature.