Table 1.
Essential oil composition of O. dubium.
| RRI | Compound Name | Relative Percentage Amounts (%) A% |
|---|---|---|
| 1020 | α-Pinene | 0.3 |
| 1024 | α-Thujene | 0.5 |
| 1172 | Myrcene | 0.4 |
| 1177 | α-Phellandrene | 0.2 |
| 1192 | α-Terpinene | 0.9 |
| 1211 | Limonene | 0.1 |
| 1223 | β-Phellandrene | 0.1 |
| 1260 | γ-Terpinene | 2.7 |
| 1288 | p-Cymene | 3.8 |
| 1299 | Terpinolene | 0.1 |
| 1478 | trans-sabinene hydrate | 0.4 |
| 1556 | Linalool | 0.1 |
| 1565 | cis-sabinene hydrate | 0.1 |
| 1625 | Terpinene-4-ol | 0.7 |
| 1629 | β-Caryophyllene | 0.1 |
| 1639 | trans-dihydrocarvone | Tr |
| 1718 | α-Terpineol | 0.5 |
| 1728 | Borneol | 0.1 |
| 1771 | Carvone | Tr |
| 2108 | Elemol | 0.1 |
| 2159 | Spathunelol | 0.1 |
| 2210 | Thymol | 0.2 |
| 2243 | Carvacrol | 88.3 |
| 2273 | β-Eudesmol | 0.1 |
| Total | 100.0 |
Table showing the compounds of O. dubium oil. A: O. dubium essential oil, %: calculated from FID (Flame Ionization Detector) data, RRI: Relative retention indices calculated against n-alkanes, Tr: Trace (<0.1).