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Table 2 Yield and volatile composition of twelve essential oil samples of P. guineense

From: Chemical variability in the essential oil of leaves of Araçá (Psidium guineense Sw.), with occurrence in the Amazon

RI(C)

RI(L)

Constituents (%)

PG-01

PG-02

PG-03

PG-04

PG-05

PG-06

PG-07

PG-08

PG-09

PG-10

PG-11

PG-12

848

846a

(2E)-Hexenal

    

0.3

0.1

      

850

850a

(3Z)-Hexenol

    

0.2

0.1

 

0.1

0.1

   

933

932a

α-Pinene

35.6

26.1

17.7

13.4

34.0

26.4

2.0

0.8

1.0

1.3

0.1

0.6

946

948a

α-Fenchene

0.1

 

0.1

 

0.1

       

957

952a

Benzaldehyde

0.3

0.5

1.1

0.8

0.9

0.6

0.1

0.4

0.3

0.3

0.5

0.1

977

974a

β-Pinene

2.1

1.8

1.4

1.3

1.7

3.9

0.1

    

0.3

985

981a

6-methyl-5-Hepten-2-one

  

0.2

 

0.1

 

0.1

0.4

0.1

 

0.1

0.1

990

988a

Myrcene

0.2

1.4

1.2

1.4

1.3

1.6

0.1

0.1

0.6

0.7

0.1

7.3

1005

1003a

p-Mentha-1(7),8-diene

 

0.5

0.9

1.0

0.7

0.3

0.1

0.2

0.7

1.2

 

0.1

1016

1014a

α-Terpinene

 

0.1

 

0.1

 

0.1

      

1023

1020a

p-Cymene

0.3

0.5

1.0

0.7

1.4

0.5

0.2

0.3

0.4

0.3

0.1

0.6

1028

1024a

Limonene

3.7

30.7

30.4

26.5

37.2

14.0

4.3

9.6

23.4

47.4

0.3

5.4

1031

1032b

1,8-Cineole

0.3

0.1

0.1

0.1

0.1

0.1

0.1

0.2

0.1

 

1.7

0.8

1035

1032a

(Z)-β-Ocimene

0.1

 

0.1

0.1

  

0.1

   

0.1

0.1

1046

1044a

(E)-β-Ocimene

0.1

 

0.2

0.1

 

0.1

0.8

   

0.1

0.1

1057

1054a

γ-Terpinene

0.6

0.4

0.7

0.6

0.3

0.9

  

0.2

0.2

0.1

0.1

1088

1086a

Terpinolene

0.1

0.1

0.2

0.1

0.1

0.3

  

0.1

  

0.1

1100

1095a

Linalool

0.1

 

0.1

0.1

 

0.1

 

0.2

0.1

 

0.1

0.1

1114

1114a

endo-Fenchol

0.1

0.1

0.1

 

0.1

0.1

      

1116

1113b

4,8-dimethyl-(E)-Nona-1,3,7-triene

0.1

 

0.1

         

1120

1122b

trans-p-Mentha-2,8-dien-1-ol

  

0.1

0.1

0.1

       

1125

1122a

α-Campholenal

0.1

 

0.1

 

0.1

0.1

      

1130

1131b

Limona ketone

       

1.6

    

1134

1133a

cis-p-Mentha-2,8-dien-1-ol

    

0.1

  

0.1

0.1

  

0.1

1138

1136a

trans-p-Menth-2-en-1ol

           

0.1

1139

1135a

trans-Pinocarveol

0.4

0.1

0.4

0.1

0.4

0.4

0.2

     

1148

1145a

Camphene hydrate

0.1

0.1

0.1

0.1

0.1

0.2

      

1161

1165b

Hydrocinnamaldehyde

  

0.9

1.5

0.5

       

1166

1165a

Borneol

0.2

0.1

0.2

0.1

0.2

0.3

      

1177

1174a

Terpinen-4-ol

0.1

0.1

0.2

0.1

0.2

0.3

  

0.1

   

1186

1187a

trans-p-Mentha-1(7),8-dien-2-ol

 

0.1

   

0.1

 

0.4

0.2

   

1187

1189a

trans-Isocarveol

  

0.4

 

0.2

       

1191

1186a

α-Terpineol

1.0

0.6

1.3

0.4

1.0

1.7

0.2

0.2

0.1

 

0.1

0.1

1218

1215a

trans-Carveol

  

0.2

 

0.1

0.1

 

0.1

0.1

   

1221

1218a

endo-Fenchyl acetate

0.7

0.2

0.4

0.3

0.4

0.7

      

1226

1227a

cis-p-Mentha-1(7),8-dien-2-ol

  

0.4

 

0.2

0.1

 

0.3

0.1

   

1243

1239a

Carvone

  

0.1

    

0.1

0.1

   

1267

1261a

cis-Chrysanthenyl acetate

 

0.1

0.1

0.1

0.1

0.4

     

0.1

1286

1287a

Bornyl acetate

1.5

0.6

0.7

0.5

0.9

1.5

0.1

    

0.1

1300

1298a

trans-Pinocarvyl acetate

1.5

0.3

0.3

0.2

0.8

1.6

      

1324

1322a

Methyl geranate

 

0.2

0.6

0.6

0.4

 

0.3

0.3

0.9

2.0

0.3

 

1326

1324a

Myrtenyl acetate

0.1

    

0.2

      

1336

1335a

δ-Elemene

0.2

0.1

  

0.1

0.1

 

0.1

 

2.3

  

1338

1339a

trans-Carvyl acetate

  

0.1

0.1

0.2

0.1

      

1364

1359a

Neryl acetate

0.1

0.1

0.1

  

0.1

      

1367

1369a

Cyclosativene

0.1

 

0.1

0.1

        

1378

1374a

α-Copaene

8.1

6.2

8.1

7.2

3.0

3.7

4.2

4.7

2.5

 

1.1

0.3

1383

1379a

Geranyl acetate

0.1

1.1

1.0

1.7

0.6

0.8

0.2

0.2

1.9

0.5

0.8

 

1401

1401a

iso-Italicene

      

0.5

0.6

0.6

0.2

0.1

 

1406

1405a

Sesquithujene

      

0.1

 

0.1

 

0.1

 

1412

1410a

α-Cedrene

      

0.8

0.8

1.0

0.4

0.5

 

1416

1407a

Acora-3,7(14)-diene

      

0.9

0.6

1.0

0.5

  

1423

1417a

β-Caryophyllene

6.1

2.8

0.1

0.1

0.8

5.2

1.4

 

1.0

0.9

1.1

24.0

1426

1419a

β-Cedrene

      

0.1

0.3

0.1

 

0.1

 

1431

1430a

β-Copaene

      

0.2

0.2

0.2

 

0.1

0.1

1435

1434a

γ-Elemene

           

0.2

1436

1432a

trans-α-Bergamotene

      

0.3

0.3

0.3

 

0.2

 

1436

1435b

Perillyl acetate

0.1

0.1

0.1

0.2

0.1

0.1

  

0.2

0.4

  

1440

1439a

Aromadendrene

0.2

0.1

 

0.2

 

0.2

0.2

0.2

    

1441

1439a

Phenyl ethyl but-2-anoate

           

0.4

1444

1440a

(Z)-β-Farnesene

      

0.2

     

1444

1442a

Guaia-6,9-diene

       

0.3

    

1447

1445a

epi-β-Santalene

      

0.1

 

0.1

 

0.1

 

1452

1449a

Amorpha-4,11-diene

      

0.3

 

0.3

   

1452

1453a

Geranyl acetone

  

0.1

       

0.2

 

1455

1452a

α-Humulene

0.9

0.7

0.3

0.5

0.1

0.9

0.4

 

0.1

 

0.2

2.8

1458

1454a

(E)-β-Farnesene

      

1.0

0.1

0.5

0.2

0.3

0.1

1460

1457a

β-Santalene

      

1.2

 

1.1

0.5

0.5

 

1461

1460a

allo-Aromadendrene

0.2

0.2

0.3

0.3

0.1

0.1

      

1464

1464a

α-Acoradiene

      

1.3

1.1

1.3

0.6

0.7

 

1467

1469a

β-Acoradiene

      

0.4

0.3

0.4

0.2

0.2

 

1471

1471a

4,5-di-epi-Aristolochene

   

0.1

 

0.1

0.1

0.1

   

0.1

1474

1474a

10-epi-β-Acoradiene

      

0.4

0.3

0.4

 

0.2

 

1477

1475a

γ-Gurjunene

 

0.3

   

0.3

      

1477

1476a

β-Chamigrene

           

1.0

1479

1478a

γ-Muurolene

  

0.4

0.8

0.1

 

0.3

0.5

0.2

 

0.1

 

1479

1481a

γ-Curcumene

      

0.4

 

1.1

0.8

0.7

 

1482

1479a

ar -Curcumene

      

5.0

4.6

2.5

0.6

1.6

0.1

1486

1481a

γ-Himachalene

1.0

0.9

        

0.4

 

1488

1488a

β-Selinene

0.7

0.8

1.0

3.8

0.5

3.2

3.0

3.7

0.1

  

3.2

1495

1493a

α-Zingiberene

        

0.4

0.3

0.7

 

1497

1498a

α-Selinene

  

0.9

3.7

0.3

2.7

4.3

2.4

   

3.2

1502

1500a

α-Muurolene

0.4

0.3

0.5

0.5

0.1

0.2

0.3

0.4

0.2

 

0.1

0.2

1502

1506a

(Z)-α-Bisabolene

0.1

     

0.8

0.3

1.0

0.7

0.6

0.1

1509

1505a

(E,E)-α-Farnesene

           

2.6

1509

1511a

δ-Amorphene

   

0.4

        

1510

1508b

β-Bisabolene

0.1

     

8.9

4.0

6.4

5.2

4.0

 

1512

1514a

β-Curcumene

      

2.0

0.1

3.6

2.9

2.5

 

1516

1513a

γ-Cadinene

0.3

0.3

0.3

0.4

0.1

0.2

2.9

0.5

   

0.2

1516

1514a

(Z)-γ-Bisabolene

      

0.9

 

1.1

1.0

1.0

 

1519

1520a

7-epi-α-Selinene

   

0.1

 

0.1

     

0.1

1522

1524a

δ-Cadinene

1.0

1.9

1.7

2.6

0.3

0.7

 

0.8

2.7

1.9

 

0.7

1525

1521a

β-Sesquiphellandrene

          

1.8

 

1532

1529a

(E)-γ-Bisabolene

      

2.7

 

2.3

2.0

1.4

0.1

1534

1533a

trans-Cadina-1,4-diene

0.1

0.1

0.1

0.1

 

0.1

      

1534

1536a

Italicene ether

      

0.2

0.5

0.2

 

0.5

 

1539

1540a

10-epi-cis-Dracunculifoliol

      

0.1

0.4

0.1

   

1543

1540b

(E)-α-Bisabolene

      

0.8

 

0.6

0.4

0.4

 

1543

1545a

Selina-3,7(11)-diene

           

0.8

1544

1544a

α-Calacorene

  

0.2

0.3

0.1

0.3

 

0.7

    

1559

1559a

Germacrene B

     

0.1

  

1.1

  

0.4

1565

1561a

E-Nerolidol

0.3

0.1

0.4

0.2

 

0.1

1.0

1.3

 

0.9

2.2

0.2

1570

1571a

Caryolan-8-ol

           

0.4

1572

1570a

Caryophyllenyl alcohol

0.3

    

0.2

      

1579

1578b

ar-Tumerol

      

0.3

0.6

0.1

   

1580

1577a

Spathulenol

0.7

     

0.4

0.6

    

1584

1590a

Globulol

 

0.1

 

0.4

        

1585

1586a

Gleenol

  

0.3

         

1586

1582a

Caryophyllene oxide

2.5

0.7

  

0.6

2.7

1.0

 

0.3

 

1.2

14.1

1589

1590a

β-Copaen-4-α-ol

  

0.5

0.1

0.2

0.3

0.2

0.8

    

1594

1592a

Viridiflorol

0.2

0.9

0.2

0.1

0.1

0.1

0.2

0.3

  

0.2

0.3

1596

1595a

Cubeban-11-ol

      

0.1

0.2

    

1599

1600a

Guaiol

           

0.5

1601

1600a

Cedrol

      

0.4

0.4

0.5

 

0.8

 

1609

1619a

(Z)-8-hydroxy-Linalool

      

0.9

0.7

0.1

   

1611

1613b

Humulene Epoxide

0.4

0.1

0.1

 

0.1

      

1.0

1615

1613b

Copaborneol

    

0.4

       

1617

1618a

1,10-di-epi-Cubenol

    

0.2

      

1.7

1625

1622a

10-epi-γ-Eudesmol

      

1.3

1.0

1.7

0.7

2.1

 

1630

1627a

epi-Cubenol

      

1.5

3.4

0.7

0.5

  

1631

1632a

α-Acorenol

      

1.5

1.1

1.8

1.2

4.3

 

1632

1630a

Muurola-4,10(14)-dien-1-β-ol

5.8

2.4

3.6

2.3

1.6

2.6

      

1635

1636a

β-Acorenol

      

0.4

0.5

0.3

 

0.8

 

1637

1636a

Gossonorol

      

1.0

1.6

0.5

0.3

1.1

 

1639

1638a

Caryophylla-4(12),8(13)-dien-5β-ol

1.3

0.3

  

0.3

2.1

     

1.5

1639

1642b

Caryophylla -4(12),8(13)-dien-5α-ol

3.1

           

1641

1638a

epi-α-Cadinol

1.9

1.8

1.7

1.7

0.6

1.3

1.1

1.6

0.4

0.8

1.4

 

1645

1640a

epi-α-Murrolol

1.1

0.9

    

1.2

 

0.3

  

2.6

1646

1640a

Hinesol

      

0.6

1.8

0.7

0.4

1.1

 

1649

1644a

α-Muurolol

  

1.2

1.1

0.4

0.8

  

1.1

1.0

1.6

3.1

1653

1649a

β-Eudesmol

   

0.1

 

0.1

0.2

0.1

   

0.7

1654

1652a

α-Cadinol

1.8

2.0

1.8

     

0.5

0.4

2.4

 

1655

1651a

Pogostol

      

3.8

4.8

 

0.1

  

1659

1658a

Selin-11-en-4α-ol

   

4.2

 

3.7

     

4.4

1659

1668b

Intermedeol

   

0.2

       

0.5

1660

1656a

α-Bisabolol Oxide B

          

2.3

 

1671

1670a

epi -β-Bisabolol

      

8.1

6.5

9.5

8.2

18.1

 

1674

1674a

β-Bisabolol

      

2.9

1.9

3.6

3.9

5.6

 

1675

1671a

14-hydroxy-9-epi-β-Caryophyllene

1.4

    

0.7

     

1.3

1677

1675a

Cadalene

     

0.1

 

0.6

    

1678

1674a

Helifolenol A

       

0.6

0.2

   

1680

1679a

Khusinol

  

0.3

0.2

        

1685

1683a

epi-α-Bisabolol

      

1.0

0.8

1.3

1.2

2.5

 

1687

1685a

α-Bisabolol

      

2.8

4.0

2.6

2.2

3.4

 

1692

1692a

Acorenone

           

0.2

1696

1696b

Juniper camphor

           

0.8

1698

1700a

Eudesm-7(11)-en-4-ol

      

0.1

    

0.1

1714

1713a

(2E,6Z)-Farnesal

0.2

1.3

1.5

2.7

0.2

   

1.0

0.4

2.8

 

1721

1722a

(2Z,6E)-Farnesol

  

3.7

4.6

0.2

      

0.1

1722

1724a

(2E,6E)-Farnesol

0.4

2.2

   

1.1

 

0.2

0.9

0.3

4.9

 

1741

1740a

(2E,6E)-Farnesal

0.3

1.9

2.1

3.6

0.4

  

0.7

1.4

0.6

3.8

 

1751

1751a

Xanthorrhizol

      

0.1

0.1

    

1757

1753a

Isobaeckeol

       

0.2

    

1767

1768a

β-Bisabolenal

 

0.1

0.2

0.2

      

0.1

 

1841

1832b

Farnesyl acetate

0.1

0.3

0.2

   

0.1

     

1843

1845a

(2E,6E)-Farnesyl acetate

   

0.7

 

0.1

0.1

 

0.1

 

0.1

 

1962

1958a

Geranyl benzoate

 

0.1

0.1

0.2

    

0.2

 

0.1

 

Monoterpenes hydrocarbons

42.9

61.6

54.0

45.5

76.9

48.1

7.8

11.0

26.4

51.1

0.9

14.6

Oxygenated monoterpenes

6.6

3.9

7.5

4.7

6.5

8.8

1.9

4.5

3.9

2.8

3.2

1.4

Sesquiterpene hydrocarbons

19.5

14.6

14.0

21.1

5.6

18.6

46.7

28.0

34.3

21.3

20.7

40.1

Oxygenated sesquiterpenes

21.8

15.1

17.8

22.5

5.2

15.9

31.2

36.5

30.2

23.0

63.5

33.6

Others

0.3

1.8

2.1

2.4

1.9

0.8

0.4

0.9

0.5

0.8

0.6

0.8

Total (%)

91.1

97.0

95.4

96.2

96.1

92.2

88.0

80.9

95.3

99.0

88.9

90.5

Yield of oil (%)

0.6

0.6

0.6

0.9

0.4

0.3

0.2

0.1

0.1

0.2

0.2

0.2

  1. Italic: main constituents above 5%
  2. RI(C) retention time calculated; RI(L) retention time of literature
  3. a Adams [20]
  4. b Mondello [18]