Peak N˚

Component

Sampling areas and content (%)

IR/MS

Identification

Dalanda

Kaniamboua

Danyi-Apéyémé

Badou

Blitta-Tadjan

Kougnohou

Monoterpenes

5.9

13

8.6

5.9

7.4

7.3

1

α-pinene

0.5

1.2

0.7

0.4

0.6

0.7

932

MS, RI

2

camphene

1.9

4.6

2.8

1.8

2.6

2.9

948

MS, RI

3

β-pinène

0.0

0.2

0.0

0.0

0.0

0.1

978

MS, RI

4

β-myrcene

0.3

0.6

0.4

0.4

0.4

0.4

992

MS, RI

5

α-phellandrene

0.1

0.2

0.2

0.2

0.2

0.1

1009

MS, RI

6

limonene

0.4

0.7

0.3

0.2

0.1

0.3

1029

MS, RI

7

β-phellandrene

1.7

2.7

2.3

1.0

0.8

0.9

1030

MS, RI

8

eucalyptol

0.9

2.6

1.8

1.8

2.6

1.8

1032

MS, RI

9

terpinolene

0.1

0.2

0.1

0.1

0.1

0.1

1088

MS, RI

Oxygenated Monoterpenes

3

5.2

2.6

3.1

3.4

3.3

10

linalool

0.1

0.2

0.1

0.2

0.2

0.1

1110

MS, RI

11

borneol

0.3

0.7

0.3

0.5

0.5

0.4

1176

MS, RI

12

α-terpineol

0.0

0.0

0.1

0.5

0.1

0.1

1205

MS, RI

13

β-citral

0.8

1.5

0.7

0.7

0.9

0.9

1245

MS, RI

14

α-citral

1.5

2.7

1.1

1.0

1.4

1.5

1277

MS, RI

15

Bornyl acetate

0.1

0.0

0.1

0.1

0.2

0.2

1284

MS, RI

16

2-undecanone

0.2

0.1

0.2

0.1

0.1

0.1

1301

MS, RI

Sesquiterpenes

80.2

69.9

78

80.6

78.2

79.7

17

δ-elemene

0.1

0.0

0.1

0.1

0.2

0.0

1331

MS, RI

18

cyclosativene

0.2

0.2

0.2

0.2

0.0

0.2

1359

MS, RI

19

α-copaene

0.4

0.4

0.4

0.4

0.4

0.4

1369

MS, RI

20

α-elemene

0.7

0.6

0.7

0.7

0.8

0.7

1385

MS, RI

21

7-epi-sesquithujene

0.2

0.2

0.2

0.2

0.2

0.2

1399

MS, RI

22

γ-elemene

0.4

0.3

0.4

0.4

0.4

0.4

1425

MS, RI

23

β-farnesene

1.0

0.9

0.9

0.9

0.5

0.9

1454

MS, RI

24

germacrene

2.0

1.6

1.9

1.9

2.0

2.4

1475

MS, RI

25

α-curcumene

5.8

5.8

4.5

5.0

0.0

4.9

1483

MS, RI

26

β-selimene

0.4

0.0

0.6

0.0

0.0

0.9

1490

MS, RI

27

γ-muurolene

2.7

1.0

0.0

0.0

4.7

4.0

1494

MS, RI

28

zingiberene

37.0

33.0

39.7

39.9

39.2

35.6

1501

MS, RI

29

bisabolene

15.1

12.7

14.1

16.0

14.9

14.9

1511

MS, RI

30

δ-cadinene

0.2

0.2

0.2

0.2

0.2

0.2

1518

MS, RI

31

sesquiphellandrene

14.0

13.0

14.1

14.7

14.7

14.0

1527

MS, RI

Oxygenated Sesquiterpenes

3.3

2

2.5

2.7

2.8

2.8

32

elemol

0.4

0.0

0.3

0.4

0.4

0.5

1552

MS, RI

33

E-nerolidol

0.6

0.5

0.5

0.5

0.6

0.5

1566

MS, RI

34

Tr-sesquisabinene hydrate

0.6

0.5

0.4

0.5

0.5

0.3

1593

MS, RI

35

zingiberenol

0.8

0.5

0.6

0.7

0.7

0.7

1616

MS, RI

36

β-eudesmol

0.6

0.4

0.4

0.5

0.3

0.5

1654

MS, RI

37

gérany-p-cymene

0.2

0.1

0.2

0.1

0.2

0.2

-

MS

38

(E)-1-(6.10- dimethylundec-5-en-2-yl)-4- methylbenzene

0.1

0.0

0.1

0.0

0.1

0.1

-

MS

Total (%)

92.4

90.1

91.7

92.3

91.8

93.1