Research Article
Essential Oils Composition and Antioxidant Properties of Three Thymus Species
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 | — | — |
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