Table 1.
Chemical composition of essential oils of Thymus species.
| No. | Compound | RI | T. kotschyanus | T. daenensis subsp lancifolius | T. eriocalyx |
|---|---|---|---|---|---|
| (1) | tricyclene | 921 | 0.1 | — | — |
| (2) | α-thujene | 928 | 0.5 | 0.9 | 0.4 |
| (3) | α-pinene | 935 | 0.5 | 0.4 | 1.6 |
| (4) | camphene | 947 | — | 0.2 | 0.7 |
| (5) | sabinene | 970 | 0.1 | 0.1 | 0.1 |
| (6) | β-pinene | 974 | 0.2 | 0.1 | 0.3 |
| (7) | 3-octanone | 975 | 0.2 | 0.6 | 0.1 |
| (8) | 1-octen-3-ol | 978 | 0.1 | 0.1 | — |
| (9) | β-myrcene | 988 | 0.7 | 1.2 | 0.8 |
| (10) | 3-octanol | 993 | 0.1 | 0.1 | — |
| (11) | α-phellandrene | 1003 | 0.1 | 0.2 | 0.1 |
| (12) | δ-3-carene | 1008 | — | — | 0.1 |
| (13) | α-terpinene | 1013 | 1.2 | 1.2 | 0.9 |
| (14) | p-cymene | 1024 | 5.4 | 3.3 | 4.1 |
| (15) | limonene | 1027 | 0.2 | 0.2 | 0.3 |
| (16) | 1,8-cineol | 1031 | 1.4 | 0.6 | 0.8 |
| (17) | cis-ocimene | 1038 | 0.1 | — | — |
| (18) | trans-ocimene | 1048 | 0.7 | 0.1 | — |
| (19) | γ-terpinene | 1057 | 11.4 | 10.8 | 3 |
| (20) | trans-sabinene hydrate | 1064 | — | — | 0.1 |
| (21) | terpinolene | 1087 | 0.2 | 0.1 | 0.2 |
| (22) | cis-sabinene hydrate | 1097 | 2.9 | 0.3 | 0.1 |
| (23) | linalool | 1099 | 0.1 | 0.3 | 0.4 |
| (24) | camphor | 1143 | 0.1 | — | 0.1 |
| (25) | borneol | 1166 | 4.4 | 0.7 | 2.1 |
| (26) | terpinene-4-ol | 1179 | 2.5 | 0.5 | 1.7 |
| (27) | β-fenchyl alcohol | 1183 | 0.2 | — | — |
| (28) | dihydrocarvone | 1186 | — | 0.2 | — |
| (29) | α-terpineol | 1192 | 0.3 | 0.2 | — |
| (30) | carvacrol methyl ether | 1214 | — | 0.1 | 0.4 |
| (31) | pulegone | 1218 | — | — | 1.1 |
| (32) | citral | 1233 | 0.3 | — | — |
| (33) | geraniol | 1255 | 0.2 | — | — |
| (34) | thymol | 1278 | 39.7 | 16.4 | 42.6 |
| (35) | thymol acetate | 1285 | — | 0.1 | — |
| (36) | carvacrol | 1291 | 7.6 | 52.3 | 32.3 |
| (37) | bornyl acetate | 1303 | 0.2 | — | 0.4 |
| (38) | piperitenone | 1315 | — | — | 0.4 |
| (39) | geranyl acetate | 1362 | 0.1 | — | — |
| (40) | β-bourbonene | 1382 | 0.1 | — | 0.1 |
| (41) | β-elemene | 1388 | 0.1 | — | — |
| (42) | α-gurjunene | 14.6 | 1.7 | — | — |
| (43) | β-caryophyllene | 1414 | — | 1.8 | 1.7 |
| (44) | allo-aromadendrene | 1458 | — | 0.1 | 0.2 |
| (45) | germacrene-D | 1478 | 1.3 | 0.4 | 0.1 |
| (46) | valencene | 1491 | 0.1 | — | 0.1 |
| (47) | ledene | 1483 | 0.1 | — | — |
| (48) | bicyclogermacrene | 1488 | 0.3 | 0.3 | — |
| (49) | β-bisabolene | 1511 | 0.1 | 0.6 | 0.4 |
| (50) | β-cadinene | 1518 | 0.1 | — | — |
| (51) | δ-cadinene | 1526 | — | 0.1 | 0.2 |
| (52) | γ-bisabolene | 1533 | 1.2 | 0.7 | 0.8 |
| (53) | veridiflorol | 1608 | — | 0.1 | — |
| (54) | spathulenol | 1577 | 0.3 | 0.2 | 0.4 |
| (55) | caryophyllene oxide | 1581 | 0.6 | 0.2 | 0.5 |
| (56) | γ-gurjunene | 2.2 | — | — |