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Table 6 Chemical composition of Drimys brasiliensis Miers essential oils present at 1900 and 2100 m altitude in a Montane Cloud Forest in Itamonte, MG, Brazil

From: Comparison of leaf anatomy and essential oils from Drimys brasiliensis Miers in a montane cloud forest in Itamonte, MG, Brazil

 

Compound

RT

TKI

CKI

FF 1900 (%)

FF 2100 (%)

FS 1900 (%)

FS 2100 (%)

G 1900 (%)

G 2100 (%)

 

Monoterpene Hydrocarbons

   

13.63

9.73

21.53

19.03

11.76

7.30

1

α-Thujone

6.499

924

939

0.17

0.03

0.29

0.15

0.03

-

2

α-Pinene

6.745

932

945

8.39

6.12

13.27

11.54

9.84

6.20

3

Camphene

7.186

946

955

-

0.02

0.08

0.04

-

-

4

Sabinene

7.926

969

973

0.53

0.55

0.86

1.11

0.28

0.17

5

β-Pinene

8.070

974

977

1.96

1.50

3.02

2.73

1.53

0.93

6

Myrcene

8.425

988

985

0.47

0.25

0.76

0.62

-

-

7

α-Terpinene

9.402

1014

1010

0.32

0.15

0.53

0.42

-

-

8

ρ-Cymene

9.701

1020

1019

0.33

0.11

0.17

0.25

-

-

9

o-Cymene

9.705

1022

1019

-

-

0.36

-

-

-

10

Limonene

9.866

1024

1023

0.56

0.39

0.25

-

0.08

-

11

Sylvestrene

9.869

1025

1023

-

-

0.44

1.03

-

-

12

γ-Terpinene

11.029

1054

1056

0.73

0.44

1.16

0.66

-

-

13

Terpinolene

12.252

1086

1091

0.17

0.17

0.34

0.48

-

-

 

Oxygenated Monoterpenes

   

2.33

1.29

2.45

1.91

5.53

3.19

14

1,8-Cineole

9.990

1026

1027

-

-

0.08

0.15

-

-

15

Linalool

12.715

1095

1103

-

-

-

-

0.07

-

16

Camphor

14.754

1146

1149

-

-

0.06

-

0.08

0.04

17

Terpinen-4-ol

16.220

1174

1182

1.92

1.00

2.16

1.38

3.64

1.29

18

p-Cimen-8-ol

16.591

1179

1190

-

-

-

-

-

0.21

19

α-Terpineol

16.827

1186

1201

0.41

0.29

0.15

0.38

1.74

1.65

 

Sesquiterpene Hydrocarbons

   

2.99

7.48

7.27

14.48

0.07

0.25

20

β-Elemene

25.869

1389

1396

0.21

0.20

0.19

0.46

-

-

21

α-Funebrene

26.415

1402

1409

-

-

0.15

0.15

-

-

22

α-Gurjunene

26.702

1409

1415

-

0.54

-

1.94

-

-

23

α-Cedrene

26.857

1410

1419

-

-

-

0.11

-

-

24

(E)-Caryophyllene

27.135

1417

1425

-

-

1.11

0.55

-

-

25

β-Caryophyllene

27.137

1417

1425

0.60

0.40

-

-

-

-

26

α-trans-Bergamotene

27.736

1432

1439

-

-

-

0.09

-

-

27

Aromadendrene

27.979

1439

1445

-

-

0.13

-

-

-

28

cis-Muurola-3,5-diene

28.452

1448

1456

-

-

-

0.08

-

-

29

α-Humulene

28.617

1452

1460

-

-

0.39

0.18

-

-

30

(E)-β-Farnesene

28.630

1454

1460

-

0.48

-

0.37

-

-

31

(E)-9-epi-Caryophyllene

28.940

1464

1467

-

-

-

0.13

-

-

32

trans-Cadina-1(6),4-diene

29.441

1475

1479

-

-

-

0.16

-

-

33

γ-Curcumene

29.644

1481

1483

0.35

2.86

2.36

5.32

-

0.12

34

β-Selinene

30.044

1489

1493

-

-

0.30

0.09

-

-

35

trans-Muurola-4(14),5-diene

30.311

1493

1499

-

-

-

0.17

-

-

36

Bicyclogermacrene

30.484

1500

1503

1.69

2.03

2.30

2.73

0.07

0.13

37

β-Curcumene

30.995

1514

1515

-

0.55

0.26

0.68

-

-

38

δ-Cadinene

31.543

1522

1529

0.14

0.42

0.08

1.14

-

-

39

Zonarene

31.664

1528

1532

-

-

-

0.13

-

-

 

Oxygenated Sesquiterpenes

   

74.62

59.92

56.56

50.23

81.39

73.90

40

Elemol

32.749

1548

1558

6.72

6.08

4.62

4.60

9.91

4.01

41

(E)-Nerolidol

33.127

1561

1568

-

0.15

0.10

-

-

0.09

42

Palustrol

33.487

1567

1577

-

0.22

-

0.35

-

0.03

43

Spathulenol

33.916

1577

1587

0.70

1.06

0.68

0.86

1.65

3.23

44

Viridiflorol

34.509

1592

1602

-

1.02

-

0.53

0.25

0.18

45

Ledol

34.942

1602

1613

-

-

-

0.16

-

-

46

10-epi-γ-Eudesmol

35.615

1622

1630

0.45

0.29

0.10

0.19

0.09

-

47

β-Acorenol

36.023

1636

1640

-

-

-

-

-

0.91

48

Hinesol

36.290

1640

1647

21.42

15.20

15.85

11.91

20.61

8.73

49

α-Cadinol

36.954

1652

1664

-

-

-

0.20

-

-

50

β-Eudesmol

37.016

1649

1665

26.16

15.92

19.63

12.70

29.27

11.10

51

α-Eudesmol

37.112

1652

1668

19.17

13.53

15.37

10.78

19.61

8.69

52

Epi-β-Bisabolol

37.456

1670

1676

-

0.92

0.21

0.63

-

0.31

53

β-Bisabolol

37.459

1674

1677

-

-

-

-

-

0.15

54

Epi-Cyclocolorenone

41.114

1774

1775

-

5.53

-

7.32

-

36.47

 

Phenylpropanoids

   

2.02

14.39

7.11

7.48

0.00

8.95

55

Safrole

21.334

1285

1295

1.87

11.84

5.42

7.48

-

5.04

56

Eugenol

24.435

1356

1364

-

-

0.34

-

-

0.12

57

Methyl Eugenol

26.439

1403

1409

0.15

-

-

-

-

-

58

Myristicin

31.658

1517

1532

-

2.55

1.35

-

-

2.94

59

2,6-Dimethoxy-4-allylphenol

34.956

*

1613

-

-

-

-

-

0.85

 

Total identified (%)

   

95.59

92.81

94.92

93.13

98.75

93.59

  1. RT, retention time in minutes provided by GC-MS; TKI, tabulated Kovats index (Adams, [2007]); CKI, calculated Kovats index; FF, fresh leaf oils; FS, dry leaf oils; G, fresh branch oils; %, percentage of the component. *Source: WILEY8.