Table 1.
Chemical composition of the essential oil of leaves from Dodonea viscosa.
| Compounds a | RI b | % c | |
| Hydrocarbons | |||
| n-heneicosane | 2097 | tr | |
| n-pentacosane | 2495 | tr | |
| total | tr | ||
| Alcohols | |||
| hex-3-enol (Z/E configuration n.i.) | 853 | 0.8 | |
| hex-2-enol (Z/E configuration n.i.) | 861 | tr | |
| n-hexanol | 864 | 0.8 | |
| oct-1-en-3-ol | 978 | tr | |
| n-octanol | 1069 | m (1.3) | |
| n-decanol | 1271 | tr | |
| total | 2.9 | ||
| Ketones | |||
| isophorone | 1125 | tr | |
| 1-phenylbut-2-enone | 1312 | 0.3 | |
| (Z)-jasmone | 1401 | tr | |
| geranylacetone | 1452 | 0.2 | |
| (E)-β-ionone | 1490 | 0.2 | |
| 6,10,14-trimethylpentadecan-2-one | 1843 | 1.1 | |
| total | 1.8 | ||
| Carboxylic acids | |||
| isovaleric acid | 826 | tr | |
| 2-methylbutanoic acid | 837 | tr | |
| hexanoic acid | 973 | 0.3 | |
| benzoic acid | 1159 | tr | |
| octanoic acid | 1167 | tr | |
| dodecanoic acid | 1559 | 0.2 | |
| tetradecanoic acid | 1759 | 0.7 | |
| hexadecanoic acid | 1963 | 2.4 | |
| total | 3.6 | ||
| Esters | |||
| isopentyl isovalerate | 1104 | 1.5 | |
| n-hexyl butanoate | 1190 | tr | |
| n-hexyl 2-methylbutanoate | 1236 | 0.4 | |
| n-hexyl 3-methylbutanoate | 1239 | 2.3 | |
| total | 4.2 | ||
| Oxygenated monoterpenes | |||
| trans-linalool oxide (furanoid) | 1074 | 0.1 | |
| cis-linalool oxide (furanoid) | 1091 | tr | |
| linalool | 1100 | 1.0 | |
| terpinen-4-ol | 1182 | 0.4 | |
| α-terpineol | 1195 | 0.3 | |
| nerol | 1230 | 0.2 | |
| geraniol | 1255 | tr | |
| total | 2.0 | ||
| Sesquiterpene hydrocarbons | |||
| aromadendrene | 1449 | 0.2 | |
| (E,E)-α-farnesene | 1508 | tr | |
| δ-cadinene | 1530 | tr | |
| α-calacorene | 1551 | tr | |
| total | 0.2 | ||
| Oxygenated sesquiterpenes | |||
| (E)-nerolidol | 1565 | 0.2 | |
| (Z)-dihydro-apofarnesol | 1579 | tr | |
| spathulenol | 1588 | 0.5 | |
| globulol | 1595 | 0.5 | |
| viridiflorol | 1604 | 0.2 | |
| epi-α-muurolol | 1658 | tr | |
| α-cadinol | 1664 | 0.2 | |
| (2E,6Z)-farnesol | 1744 | tr | |
| total | 1.6 | ||
| Oxygenated diterpenes | |||
| isophytol | 1947 | tr | |
| (1) | 2036 | 35.0 | |
| phytol | 2111 | 0.5 | |
| (2) + (3) | 2420 | m (16.0) | |
| hardwickiic acid, methyl ester | 2431 | m (16.0) | |
| total | 51.5 | ||
| Aromatic compounds | |||
| benzaldehyde | 963 | 0.1 | |
| benzyl alcohol | 1035 | 1.8 | |
| benzene acetaldehyde | 1045 | 0.1 | |
| o-cresol | 1054 | 0.7 | |
| acetophenone | 1068 | m (1.3) | |
| phenylethyl alcohol | 1116 | tr | |
| methyl salicylate | 1199 | 0.5 | |
| 4-vinyl phenol | 1218 | 0.1 | |
| chavicol | 1254 | tr | |
| p-anisaldehyde dimethyl acetal | 1256 | tr | |
| p-ethylacetophenone | 1285 | tr | |
| 1-phenylbut-2-en-1-one | 1312 | 0.3 | |
| 2-methoxy-4-vinylphenol | 1317 | 0.5 | |
| benzyl butanoate | 1346 | tr | |
| eugenol | 1360 | 0.9 | |
| methyl p-anisate | 1378 | tr | |
| benzyl isovalerate | 1395 | 2.1 | |
| vanillin | 1401 | tr | |
| methyl eugenol | 1403 | 0.4 | |
| 2-methylbutyl benzoate | 1440 | 0.2 | |
| ethyl vanillin | 1461 | tr | |
| phenylethyl 3-methylbutanoate | 1493 | 0.5 | |
| asaricin | 1500 | tr | |
| isopentyl salicylate | 1539 | 0.1 | |
| (3Z)-hexenyl benzoate | 1574 | 0.8 | |
| n-hexyl benzoate | 1580 | 1.0 | |
| (3Z)-hexenyl salicylate | 1673 | 0.2 | |
| n-hexyl salicylate | 1681 | 0.2 | |
| benzyl benzoate | 1771 | 0.6 | |
| benzyl salicylate | 1877 | 0.5 | |
| total | 12.9 | ||
| Others | |||
| 7-methyl-1,6-dioxaspiro [4,5] decane (stereoisomer n.i.) | 1058 | 1.1 | |
| vitispirane | 1286 | tr | |
| total | 1.1 | ||
| Total identified | 80.5 | ||
a n.i.: Non identified; b LRI: Linear retention index calculated on non-polar (SPB-5) column; c Relative percentage based on the peak area from the GC-MS analysis; tr: trace (<0.1%).