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Clinical Phytoscience

International Journal of Phytomedicine and Phytotherapy

Table 2 GC-MS analysis of Quercus leucotrichophora (Leaves) extract

From: Screening of phytoconstituents and antibacterial activity of leaves and bark of Quercus leucotrichophora A. Camus from Uttarakhand Himalaya

SN

Retention time

Area percent

Name of compounds

1

5.184

0.23

2,3-Dihydro-3,5-dihydroxy-6-methyl-4 h-pyran-4-one

2

8.397

0.26

4-Propylphenol

3

10.625

0.07

Lauric acid

4

11.354

0.36

.beta.-Methylglucoside

5

11.750

9.29

D-Quinic acid

6

11.924

0.14

2H-Indeno[1,2-b]furan-2-one, 3,3a,4,5,6,7,8,8b-octahydro-8,8-dimethyl

7

12.111

0.87

Tetradecyl acrylate

8

12.367

0.12

Methoxyeugenol

9

12.533

0.08

2-Hydroxy-5-isopropyl-2,4,6-cycloheptatrienone

10

12.733

0.25

Methyl-(4-hydroxy-3-methoxyphenyl) acetat

11

12.856

1.44

Coniferol

12

13.200

0.07

Cyclopentadecane

13

13.283

0.26

(−)-Loliolide

14

13.453

0.84

2-Cyclohexen-1-one, 4-hydroxy-3,5,6-trimethyl-4-(3-oxo-1-butenyl)-

15

13.711

0.67

Oleic acid

16

13.970

0.15

Neophytadiene

17

14.093

0.05

Caprylone

18

14.164

0.25

E-2-Tetradecen-1-ol

19

14.458

0.20

3,5-Dimethoxy-4-hydroxyphenethylamine

20

14.596

0.27

Methyl palmitate

21

15.020

5.04

Pentadecanoic acid

22

15.254

0.18

5,9-Dimethyl-2-(1-methylethyl)cyclodecane-1,4-dione

23

15.405

0.11

2,4,4-Trimethyl-3-(3-oxobutyl)cyclohex-2-enone

24

15.490

0.20

Benzenepropanoic acid, 2,5-dimethoxy-

25

15.996

0.37

4-Oxazolecarboxylic acid, 4,5-dihydro-2-phenyl-, 1-methylethyl ester

26

16.270

0.17

Methyl linoleate

27

16.317

0.14

Methyl oleate

28

16.456

1.21

Phytol

29

16.726

17.09

Linoleic acid

30

16.919

1.43

Octadecanoic acid

31

18.527

0.42

Methyl hexadecadienoate

32

18.718

0.11

11-Eicosenoic acid

33

18.978

0.62

Arachidic acid

34

19.279

0.12

cis-9-Hexadecenal

35

20.133

0.13

Methyl tetrahydroionol

36

21.618

0.50

cis-Vaccenic acid

37

23.680

0.11

Ethyl linoleate (JAN)

38

23.807

0.09

1,1’-Biphenyl, 2-formyl-4′,5′,6′-trimethoxy-

39

24.061

2.93

1-Heptacosanol

40

25.631

0.10

5-Hydroxymethyl-1,1,4a-trimethyl-6-methylenedecahydronaphthalen-2-ol

41

25.889

0.56

Octadecanal

42

26.567

0.41

2,8-Dimethyl-2-(4,8,12-trimethyltridecyl)-6-chromanol

43

26.915

0.44

Butanedioic acid, di-9-dodecyn-1-yl ester

44

27.372

0.49

2,6,6-Trimethylcyclohex-1-enylmethanesulfonyl)benzene

45

27.673

0.45

Tocopherol

46

28.406

0.56

3-Hydroxycholest-4-en-6-one

47

29.332

0.47

.beta.-Tocopherol

48

29.583

0.24

.gamma.-Tocopherol

49

30.461

1.17

Baccharane

50

31.294

2.78

Vitamin E

51

32.319

1.25

(+)-γ-Tocopherol, O-methyl-

52

33.809

0.47

1H-Indole

53

36.231

15.29

Simiarene

54

36.396

0.74

Clionasterol

55

36.793

0.82

Verticiol

56

37.508

0.49

.beta.-Amyrin

57

37.714

0.45

Methyl ursolate

58

39.351

0.67

D:C-Friedo-B′:A’-neogammacer-9(11)-en-3-one

59

40.473

0.62

9,19-Cyclolanost-23-en-3-ol, 25-methoxy-, acetate, (3.beta.,23e)-

60

40.807

0.16

-Heptadecyloxirane

61

41.130

3.81

Stigmast-4-en-3-one

62

44.451

15.26

Flavone 4’-OH,5-OH,7-di-o-glucoside

Total

94.54

Unidentified

1.10

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