Fumigant Compounds from the Essential Oil of Chinese Blumea balsamifera Leaves against the Maize Weevil (Sitophilus zeamais)
Table 1
Chemical constituents of essential oil from Blumea balsamifera leaves.
RI*
Compound
Formula
RA** (%)
998
Yomogi alcohol
C10H18O
2.58
1032
1,8-Cineole
C10H18O
20.98
1083
Artemisia alcohol
C10H18O
1.87
1114
β-Thujone
C10H16O
3.21
1126
ρ-Menth-2-en-1-ol
C10H18O
1.84
1138
2,2,4-Trimethyl-3-cyclohexene-1-carboxaldehyde
C10H16O
3.34
1143
Camphor
C10H16O
8.06
1168
Borneol
C10H18O
11.99
1179
4-Terpineol
C10H18O
6.49
1188
α-Terpineol
C10H18O
5.91
1205
Verbenone
C10H14O
1.84
1222
cis-Carveol
C10H16O
2.36
1356
Eugenol
C10H12O2
1.02
1374
Copaene
C15H24
0.28
1387
β-Cubebene
C15H24
0.43
1420
Caryophyllene
C15H24
10.38
1434
β-Gurjunene
C15H24
0.45
1452
cis-β-Farnesene
C15H24
0.37
1455
α-Caryophyllene
C15H24
1.50
1473
γ-Muurolene
C15H24
0.35
1480
Germacrene D
C15H24
1.10
1483
(+)-β-Selinene
C15H24
0.95
1523
δ-Cadinene
C15H24
0.53
1578
Spathulenol
C15H24O
2.64
1583
Caryophyllene oxide
C15H24O
5.35
1556
Guaia-3,9-diene
C15H24
3.09
2119
Phytol
C20H40O
0.32
Total
99.23
Monoterpenoids
70.47
Sesquiterpenoids
27.42
Others
1.34
RI: retention index as determined on a HP-5MS column using the homologous series of -hydrocarbons. RA: relative area (peak area relative to total peak area).