Table 1: Chemical composition of essential oil of LEO.

Compounds% RIdentification method

922α-Thujene0.15(MS, RI
932α-Pinene1.26MS, RI
948Camphene1.50MS, RI
971Sabinense0.23MS, RI
977β-Pinene1.44MS, RI
988α-Phellandrene0.17MS, RI
1008δ-3-Carene0.17(MS, RI
1019p-Cymene0.37MS, RI
1024o-Cymene1.45(MS, RI
1028Limonene1.62MS, RI
10311,8-Cineole39.83MS, RI
1069cis-Sabinene hydrate0.31(MS, RI
1126α-Camphonelal0.15(MS, RI
1140trans-Pinocarveol0.22(MS, RI
1147Camphor22.12MS, RI
1163Pinocarvone0.42(MS, RI
1172Borneol22.63MS, RI
1180Terpinen-4-ol0.31MS, RI
1186Cryptone0.72(MS, RI
1195Dihydrocarveol0.56(MS, RI
1227cis-Sabinene hydrate acetate1.12(MS, RI
1242Cuminaldeyde0.60MS, RI
1283Bornyl acetate0.31(MS, RI
1416β-Caryophyllene0.23MS, RI
1452E-β-Farnesene0.21MS, RI
1510γ-Cadinene0.27(MS, RI
1578Caryophyllene oxide0.17MS, RI
Other minor compounds1.06MS, RI

: retention index, obtained with reference to n-alkane series C8H18–C20H42 on DB-5 column, using the van Den Dool and Kratz equation [20].    area (peak area relative to the total peak area). based on retention index (RI) and mass spectra (MS) of authentic compounds. based on the literature.