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Table 1 Chemical composition of Fractions F and G

From: Eucalyptus essential oils inhibit the lipopolysaccharide-induced inflammatory response in RAW264.7 macrophages through reducing MAPK and NF-κB pathways

Compound ID

Kováts retention

indicesa

Kováts retention

indicesb

Concentration (%)

Identificationc

Fraction F

Fraction G

Menthol

1171

1172

4.6

17.6

MS, KI, ST

4-hydroxy-Benzenemethanol

1337

1337

24.4

2.2

MS, KI, ST

Citronellic acid

1313

1311

12.7

2.4

MS, KI, ST

4-Methylsyringol

1449

1451

41.3

25.7

MS, KI, ST

trans, cis-Iridolactone

1446

1446

7.6

- d

MS, KI

14-hydroxy-α-Humulene

1714

1714

17.5

MS, KI

Manool

2057

2057

1.8

0.8

MS, KI, ST

2-Phenyl ethyl anthranilate

2126

2127

2.2

0.9

MS, KI

Citronellyl anthranilate

2180

2181

1.1

0.5

MS, KI, ST

Geranyl anthranilate

2217

2215

1.1

0.6

MS, KI, ST

  1. a Kováts retention indices on a DB-5 column with reference to n-alkanes [15].
  2. b Kováts retention indices, experimental: n-alkanes (C9-C24) were used as reference points in the calculation of relative retention indices.
  3. c MS, NIST and Wiley library spectra and the literature; KI, Kovats index; ST, authentic standard compounds.
  4. d Not detected