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Table 1 Chemical composition of S. officinalis, T. capitatus, R. officinalis1, R. officinalis2 and O. majorana essential oils

From: Correlation between chemical composition and antibacterial activity of some Lamiaceae species essential oils from Tunisia

 

KIa)

Composition [%]

 

S. officinalis

T. capitatus

R. officinalis1

R. officinalis2

O. majorana

Tricyclene

923

0.5

-b)

0.1

0.2

–

α-Thujene

927

0.4

1.0

0.1

0.1

1.0

α-Pinene

934

6.2

0.8

7.0

19.4

1.1

Camphene

949

6.2

0.2

2.7

6.5

0.2

Sabinene

974

0.1

–

0.1

Trc)

2.2

β-Pinene

978

2.6

0.5

4.6

3.6

0.6

β-Myrcene

992

0.8

1.9

–

0.1

1.5

α-Phellandrene

1002

Tr

0.3

–

1.8

0.4

δ-3-Carene

1006

Tr

0.1

0.2

0.2

0.2

α-Terpinene

1012

0.1

2.0

0.1

0.4

7.7

p-Cymene

1025

2.1

7.4

1.9

0.9

9.7

Limonene

1029

1.6

0.5

–

2.5

–

1.8-Cineole

1032

10.3

2.9

47.2

37.6

4.0

(Z)-β-Ocimene

1038

Tr

Tr

Tr

0.1

–

(E)- β-Ocimene

1048

Tr

0.1

Tr

0.1

–

Ï’-Terpinene

1058

0.6

10.8

0.3

0.5

16.3

(Z)-Sabinene hydrate

1068

Tr

0.6

0.1

–

1.9

(Z)-Linalool oxyde furanoid

1070

–

Tr

–

–

–

α-Terpinolene

1090

0.3

0.2

0.3

0.3

Tr

(E)-Sabinene hydrate

1098

–

1.1

–

–

3.7

Linalool

1101

–

0.5

1.0

0.5

2.8

(E)-4-Thujanol

1104

–

–

–

–

1.1

α-Thujone

1109

22.8

–

Tr

0.1

–

β-Thujone

1119

6.8

–

0.1

Tr

–

(Z)-2-Menth-2en-ol

1124

–

–

–

–

0.8

α-Campholenal

1127

Tr

–

Tr

Tr

–

(E)-Menth-2-en-ol

1142

–

–

–

–

0.8

Camphor

1146

19.3

1.6

13.3

7.1

Tr

Isoborneol

1158

–

–

Tr

Tr

–

Pinocarvone

1160

–

Tr

–

–

–

Borneol

1167

4.0

1.0

5.4

4.4

–

(Z)-Pinocamphone

1175

Tr

–

–

–

–

Terpinen-4-ol

1178

0.4

0.8

1.0

0.5

0.3

p-Cymen-8-ol

1186

0.1

Tr

0.1

Tr

–

α-Terpineol

1192

0.1

0.2

2.6

1.6

27.4

Myrtenal

1198

0.1

–

–

–

–

Myrtenol

1205

Tr

–

–

–

0.3

(E)-Dihydrocarvone

1206

–

Tr

–

–

–

Verbenone

1207

–

–

Tr

Tr

3.7

(Z)-Sabinene hydrate acetate

1211

–

–

–

–

0.4

Compound class and name

 endo-Fenchyl acetate

1221

Tr

–

–

–

–

 Nerol

1229

–

–

–

–

Tr

(Z)-Carveol

1230

0.1

–

–

–

–

 Thymol methyl ether

1233

–

Tr

–

–

–

 Carvacrol methyl ether

1246

–

Tr

–

–

–

 Linalyl acetate

1258

0.1

–

–

–

–

(E)-Sabinene hydrate acetate

1260

–

–

–

–

2.0

 Geraniol

1260

–

0.3

–

–

0.5

 Geranial

1278

–

0.1

–

–

–

 Bornyl acetate

1287

1.6

–

0.9

0.2

–

 Thymol

1294

–

0.4

–

Tr

0.6

 Carvacrol

1304

Tr

56.1

–

–

0.6

 Myrtenyl acetate

1325

–

–

–

–

1.2

α-Cubebene

1351

0.1

Tr

–

–

–

 Eugenol

1357

–

Tr

–

–

–

 Thymol acetate

1359

–

Tr

–

–

–

 Carvacrol acetate

1368

–

0.2

–

–

–

α-Ylangene

1373

–

–

0.4

0.1

–

α-Copaene

1374

–

0.1

–

–

–

 Geranyl acetate

1385

–

–

–

0.4

Tr

β-Elemene

1386

Tr

–

–

–

–

β- Cubebene

1389

Tr

Tr

–

–

–

(E)-Caryophyllene

1420

3.9

4.2

5.2

5.0

1.7

β-Gurjunene

1425

–

Tr

–

–

–

(E)-α-Bergamotene

1429

–

Tr

–

–

–

 Aromadendrene

1429

Tr

0.1

0.4

Tr

–

α-Humulene

1455

4.8

0.2

0.3

0.7

0.1

allo-Aromadendrene

1462

Tr

–

0.2

Tr

–

Ï’-Muurolene

1475

Tr

Tr

–

–

–

 Germacrene-D

1482

Tr

–

0.2

–

–

β-Selinene

1487

Tr

–

–

–

0.5

 Viridiflorene

1493

–

Tr

–

–

–

 Bicyclogermacrene

1495

–

–

0.1

–

0.2

 Valencene

1495

–

Tr

–

–

–

α-Muurolene

1496

0.1

–

0.1

0.3

–

α-Amorphene

1500

–

–

–

0.1

–

(Z)-α-Bisabolene

1502

Tr

–

–

–

–

β-Bisabolene

1506

Tr

0.1

–

–

–

Ï’-Cadinene

1517

0.1

Tr

–

–

Tr

δ-Cadinene

1525

0.1

Tr

0.3

0.6

–

α-Cadinene

1536

0.1

–

–

–

–

α-Calacorene

1543

Tr

0.1

–

–

–

 Germacrene-B

1551

0,6

–

–

–

–

β-Calacorene

1558

0,1

–

–

–

–

 Spathulenol

1579

0,1

0,4

–

–

0,1

 Caryophyllene oxide

1584

0,5

0,3

0,2

0,1

0,4

 Vidiflorol

1593

Tr

–

–

Tr

–

epi-α-Cadinol

1640

Tr

Tr

–

–

–

 τ-Muurolol

1644

Tr

–

–

–

–

α-Muurolol

1652

Tr

–

–

–

–

α-Cadinol

1656

Tr

–

–

–

–

 Monoterpene hydrocarbons

 

21.6 ± 6.1ab

25.7 ± 5.5abc

17.5 ± 6.6a

36.8 ± 9.7bc

40.9 ± 5.2c

 Monoterpene oxides

 

10.3 ± 1.4b

2.9 ± 4.6a

47.2 ± 0.5d

37.6 ± 0.5c

4.0 ± 0.5a

 Monoterpene alcohols

 

4.7 ± 0.3a

4.6 ± 1.0a

10.2 ± 2.8b

7.0 ± 2.1ab

39.6 ± 3.1c

 Monoterpene ketones

 

48.9 ± 4.1c

1.7 ± 2.8a

13.5 ± 2.9b

7.2 ± 1.3a

3.7 ± 0.5a

 Monoterpene aldehydes

 

0.1 ± 0.0a

0.1 ± 0.1a

Tr

Tr

–

 Monoterpene esters

 

1.7 ± 0.2b

0.2 ± 0.1a

0.9 ± 0.2a

0.6 ± 0.3a

3.6 ± 0.6c

 Monoterpene ethers

 

–

0.1 ± 0.1a

–

–

–

 Monoterpene phenols

 

Tr

56.6 ± 2.8b

Tr

–

1.2 ± 0.4a

 Sesquiterpene hydrocarbons

 

10.0 ± 3.3b

4.9 ± 0.3ab

7.1 ± 1.0ab

7.0 ± 4.3ab

2.5 ± 0.6a

 Sesquiterpene alcohols

 

0.3 ± 0.2a

0.4 ± 0.3a

–

Tr

0.1 ± 0.1a

 Sesquiterpene oxides

 

0.5 ± 0.3a

0.3 ± 0.4a

0.2 ± 0.3a

0.1 ± 0.1a

0.4 ± 0.1a

 Not identified

 

1.8 ± 0.5a

2.8 ± 0.8ab

3.4 ± 0.3ab

3.6 ± 1.4ab

0.4 ± 0.5b

 Total identified

 

98.2

97.2

96.6

96.4

96.0

  1. aKovats retention index determined on a HP5 capillary column. b-: not detected. cTr Trace (< 0.1%)