Origanum dictamnus Oil Vapour Suppresses the Development of Grey Mould in Eggplant Fruit In Vitro
Table 2
The chemical and percentage composition of the major components from the essential oil of Origanum dictamnus.
Number
Compound
R.I.b
Retention time
Percentage (%) composition
1
a-Thujene
930
9.507
0.68
2
a-Pinenea
939
9.746
0.56
3
Sabinene
975
11.253
0.06
4
b-Pinenea
979
11.353
0.10
5
1-Octen-3-ol
979
11.530
0.10
6
b-Myrcene
990
11.933
1.12
7
a-Phellandrene
1002
12.402
0.10
8
a-Terpinene
1017
12.855
1.48
9
p-cymenea
1024
13.163
12.65
10
Limonenea
1029
13.302
0.37
11
g-Terpinenea
1059
14.400
7.11
12
cis-Sabinene hydrate
1070
14.701
0.72
13
Linaloola
1096
15.841
0.54
14
Terpinen-4-ol
1177
18.479
0.29
15
Thymoquinone
1252
20.816
0.19
16
Thymola
1290
22.007
0.11
17
Carvacrola
1299
22.382
70.01
18
a-Cubenene
1348
23.768
0.08
19
a-Copaene
1376
24.565
0.58
20
b-Caryophyllene
1419
25.883
1.39
21
β-Bisabolene
1505
27.302
0.14
22
δ-Cadinene
1523
29.561
0.29
23
Thymohydroquinone
1555
30.761
1.00
24
Caryophyllene oxide
1583
32.548
0.20
Total (%)
99.87
Monoterpene hydrocarbons
24.33
Oxygenated monoterpenes
72.86
Sesquiterpene hydrocarbons
2.68
aIdentification by comparison of retention times and co-injection with authentic compound.
bR.I. (Retention Indices) from experimental using a SBP-5 column using a homologous series of n-alkanes (C9–C25).