TABLE 2.
Peak No. | Identification | RT (min) | RI a | RI b | Area pct |
---|---|---|---|---|---|
1 | Terpinen-4-ol | 6.1047 | 1215 | 1180 | 0.154 |
2 | Benzylacetone | 7.043 | 1279 | 1257 | 0.9063 |
3 | Anethole | 7.6871 | 1321 | / | 1.4285 |
4 | β-Elemen | 9.4867 | 1430 | 1394 | 3.0074 |
5 | Dihydro-α-ionone | 9.9068 | 1452 | 1417 | 0.6224 |
6 | Caryophyllene | 10.0958 | 1462 | 1446 | 2.9496 |
7 | trans-α-Bergamotene | 10.2709 | 1471 | 1433 | 0.2446 |
8 | Geranylacetone | 10.502 | 1484 | / | 0.7454 |
9 | Humulene | 10.789 | 1499 | 1464 | 0.2634 |
10 | β-Agarofuran | 11.2582 | 1517 | / | 5.4282 |
11 | β-Ionone | 11.3772 | 1521 | 1516 | 0.5671 |
12 | (+)-β-Selinene | 11.5382 | 1527 | 1509 | 0.8105 |
13 | (-)-α-Selinene | 11.7413 | 1535 | 1493 | 1.2873 |
14 | (3R,5aR,9S,9aS)-2,2,5a,9-Tetramethyloctahydro-2H-3,9a-methanobenzo[b]oxepine | 11.9374 | 1542 | / | 0.4209 |
15 | α-Elemol | 13.1137 | 1586 | 1546 | 0.9187 |
16 | Caryophyllene oxide | 14.346 | 1622 | 1588 | 1.1901 |
17 | 2-((2S,4aR)-4a,8-Dimethyl-1,2,3,4,4a,5,6,7-octahydronaphthalen-2-yl)propan-2-ol | 15.6414 | 1655 | / | 2.0584 |
18 | (+)-γ-Eudesmol | 16.0405 | 1665 | 1633 | 2.0719 |
19 | Agarospirol | 16.2156 | 1669 | 1645 | 1.5116 |
20 | 8,8,9,9-Tetramethyl-3,4,5,6,7,8-hexahydro-2H-2,4a-methanonaphthalene | 16.5866 | 1679 | / | 3.1942 |
21 | Aplotaxene | 17.3569 | 1698 | / | 13.3124 |
22 | Aromandendrene | 18.3652 | 1716 | 1826 | 0.7836 |
23 | α-Costal | 18.5682 | 1720 | 1767 | 0.9397 |
24 | (+)-4,11(13)-Eudesmadien-12-ol | 21.7261 | 1774 | / | 2.5602 |
25 | Phenol,2-ethyl-4,5-dimethyl- | 22.0412 | 1780 | / | 0.9532 |
26 | Costol | 22.9445 | 1795 | 1734 | 5.1089 |
27 | (-)-α-Costol | 23.2735 | 1801 | / | 3.2934 |
28 | Dehydrofukinone | 25.4511 | 1829 | / | 2.8459 |
29 | Dihydrodehydrocostus lactone | 33.7695 | 1972 | / | 1.1565 |
30 | n-Hexadecanoic acid | 34.8548 | 2000 | 1985 | 0.9052 |
31 | Dehydrocostus lactone | 35.3939 | 2026 | 2007 | 8.5016 |
32 | 9-Octadecenoic acid | 38.2158 | 2267 | / | 0.2981 |
RI, retention indices; RT, retention time.
RI calculated from RTs in relation to those of a series C7-C40 of n-alkanes.
RI from the literatures (Feng et al., 2016; Chen, 2019; Han et al., 2019; Huang et al., 2018; Shang, 2018; Geng, 2020; Song et al., 2020; Sun et al., 2020).