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Table 1 Fractional compositions of constituents of the leaves flowers and stems oil of Callistemon citrinus

From: Terpene constituents of the aerial parts, phenolic content, antibacterial potential, free radical scavenging and antioxidant activity of Callistemon citrinus (Curtis) Skeels (Myrtaceae) from Eastern Cape Province of South Africa

Retention Time (Min)

Constituents

Oil Composition (%)

Leaves

Flowers

Stems

3.43

Isopentyl Acetate

0.17

-

-

3.89

β-Thujene

-

0.65

-

3.97

α-Pinene

20.02

 

31.03

3.98

1R-α-Pinene

-

4.57

-

4.12

Camphene

0.63

3.81

-

4.25

Vinyl Amyl Carbinol

-

0.14

-

4.29

β-Phellandrene

-

0.37

-

4.34

β-Pinene

1.10

2.26

1.18

4.52

Heptane-3,4-dimethyl

0.81

-

-

4.69

o-Cymene

-

1.22

-

4.73

Limonene

-

-

3.97

4.77

Eucalyptol

48.98

8.11

56.00

4.97

γ-Terpinene

0.21

1.76

-

5.21

3-Carene

0.17

0.05

-

5.23

β-linalool

0.57

-

1.08

5.44

α-Fenchol

0.93

-

-

5.67

Pinocarveol

5.75

-

0.51

5.73

(+)-2-Bornanone

-

4.35

-

5.76

Camphenilanol

0.27

-

-

5.85

Pinocarvone

2.81

-

-

5.88

Borneol

-

1.75

-

5.94

Terpinen-4-ol

0.79

0.77

0.77

6.03

α-Terpineol

8.01

0.22

3.69

6.09

Myrtenol

0.29

-

-

6.22

Cis-Carveol

0.70

-

-

6.23

(+)-Camphene

-

0.26

-

6.30

Cis-p-metha-1(7), 8-diene-2-ol

0.53

-

-

6.42

Geraniol

0.40

-

-

6.75

(−)-Bornylacetate

-

10.02

-

7.11

Trans −2-acetoxyl-1,8-cineole

0.18

-

-

7.23

4-Carene

0.76

-

-

7.42

Copaene

-

0.34

-

7.77

Caryophyllene

-

11.89

-

7.89

Aromadendrene

-

3.80

-

7.93

α-Gurjinene

-

0.70

-

7.98

Humulene

-

1.05

-

8.03

Alloaromadendrene

-

0.89

-

8.08

α-Elemene

-

0.51

-

8.16

α-Farnesene

-

0.42

-

8.25

Bicyclogermacrene

-

5.71

-

8.36

(+)-δ-Cadinene

-

2.10

-

8.52

Elemol

-

0.58

-

8.65

(+)-Valencene

-

0.37

-

8.76

Spathulenol

0.19

3.16

1.10

8.80

(−)-Globulol

0.39

-

0.65

8.82

(+)-Ledene

-

2.33

-

8.86

γ-Gurjinene

0.20

-

-

8.87

(+)-Viridiflorol

-

0.49

-

8.91

Rosifoliol

-

0.50

-

8.96

Benzoic acid, 3,4-dimethoxy, methyl Ester

1.72

-

-

9.02

β-Eudesmol

0.26

-

-

9.07

γ-Eudesmol

-

5.21

-

9.11

Hinesol

-

2.03

-

9.22

α-Eudesmol

-

12.93

-

9.28

Cis-1(7), 8-p-mentha-diene-2-ol

-

1.05

-

9.38

5-Amino-1-phenylpyrazole

-

1.15

-

9.52

p-Cymene-3-propionic acid, α-methyl

-

0.35

-

9.82

3-Carene, 4-isopropenyl

-

0.34

-

9.93

Cis-Calemenene

-

0.42

-

10.69

Geranyl-α-Terpinene

-

0.28

-

 

Total

96.84

98.92

99.98

 

Hydrocarbons Monoterpene

22.89

15.24

36.18

 

Oxygenated Monoterpenes

70.01

26.27

62.05

 

Sesquiterpene Hydrocarbons

0.20

30.53

-

 

Oxygenated Sesquiterpenes

0.84

24.90

1.75

 

Others

2.88

1.98

-