Table 6 The chemical composition of the essential oil of P. crispa.

From: Antimicrobial activity, phytochemical screening of crude extracts, and essential oils constituents of two Pulicaria spp. growing in Sudan

Peak no

Compound

Retention time

%

Formula

1

Beta-Myrcene

12.296

0.18

C10H16

2

Limonene

13.485

2.74

C10H16

3

Eucalyptol

13.580

0.72

C10H18O

4

Linalool

15.845

0.09

C10H18O

5

Levomenthol

18.110

0.49

C10H20O

6

Dihydrocarvyl acetate

18.796

0.56

C12H10O2

7

Carvone

20.201

11.80

C10H14O

8

Isopulegol acetate

22.480

0.51

C12H20O2

9

Cis- carvyl acetate

23.418

0.21

C12H18O2

10

Neryl (S)-2-methylbutanoate

23.809

0.61

C15H26O2

11

11,Methylene-Tricyclo

24.037

0.38

C13H20

12

Lavandulyl acetate

24.912

7.36

C12H20O2

13

Caryophyllene

24.959

13.19

C15H24

14

Beta-ocimene

25.835

0.69

C10H16

15

Neryl (S)-2-methylbutanoate

27.070

10.33

C15H26O2

16

Butanoic acid

27.100

4.52

C4H8O2

17

1-(3-Isobutyryl-bicyclo[1.1.1]pent-1-yl)-2-methylpropan-1-one

27.220

0.30

C13H20O2

18

4-Hexadecen-6-yne, (Z)-

28.298

0.61

C16H28

19

2(1H)-Naphthalenone, 4a,5,8,8a-tetrahydro-1,1,4a-trimethyl

28.861

0.60

C13H18O

20

1,4-ditert-butylbenzene

29.051

22.81

C14H22

21

Limonen-6-ol, pivalate

29.284

1.70

C15H24O2

22

Camphore

29.664

0.94

C10H16O

23

Longipinocarveol, trans

30.300

2.16

C15H24O

24

Gamma-muurolene

30.360

11.72

C15H24

25

Alpha.-Cadinol

30.684

0.81

C15H26O

26

1H-3a,7-Methanoazulene, octahydro-1,4,9,9-tetramethyl

30.767

1.03

C15H26

27

10–12-Pentacosadiynoic acid

31.076

2.42

C25H42O2

28

Benzenepropanoic acid, 3,7-dimethylocta-2,6-dienyl ester

38.194

0.52

C19H26O2

Total

  

100.00

 
Back to article page