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Table 2 Gas chromatography mass spectrometry of essential oil from the leaves of L. aspera

From: Gas chromatography mass spectrometry analysis and larvicidal activity of leaf essential oil extract of Leucas aspera against dengue, malaria and filariasis vectors

S. No RT Name of the compound Molecular formula Mol. weight (g/mol) Peak area
1 9.767 2H-1-1Benzopyran C13H22O 194.31 0.06
2 10.55 Alpha-Cubebene C15 H24 204.35 0.04
3 11.13 Cyclohexane, 1-ethenyl-1-methyl C12H20 164.28 1.40
4 11.36 Isocaryophillene C15 H24 204.35 1.63
5 11.59 Longifolene C15H24 204.36 42.69
6 11.69 Bicyclo C9H16 124.22 0.63
7 11.98 1,4,7,-Cyclooundecatriene C15H24 204.35 6.19
8 12.23 1H-Cyclopropa(a) naphthalene C11H8 140.181 1.34
9 12.35 Spiro C9H4O 138.20 0.84
10 12.39 Naphthalene C10H8 138.17 2.62
11 13.19 Caryophyllene oxide C15H24 204.36 0.31
12 13.74 Beta-Santalol C15H24O 220.35 0.14
13 14.05 Magastigma-4,6(E),8(Z)-triene C13H20 176.29 0.21
14 14.11 Alloaromadendrene oxide-(1) C15H24 O 220.35 0.17
15 14.51 8-Heptadecene C17H34 238.45 0.90
16 14.93 Pentadecanal C15H30O 226.39 0.26
17 16.30 2-Pentadecanone,6,10,14-trimethyl C18H36 268.47 0.49
18 16.60 10,10-Dimethyl-2,6-dimethylenebicy C15H24O 220.35 0.31
19 16.76 13-Tetradece-11-yn-1-ol C14H24 O 208.33 0.15
20 16.82 3-Tetradecen-5-yne C14H24 192.34 0.49
21 17.04 Octadecanal C18H38O 270.49 0.29
22 17.59 n-Hexadecanoic acid C16H32 O2 256.42 4.68
23 17.77 5-Eicosene C20H40 280.53 0.38
24 17.81 13-Ctadecadien-1-ol C18H34O 266.46 0.41
25 19.59 1-Docosene C22H44 308.58 0.41
26 20.50 Heptacosane,1-chloro C27H56 380.73 4.33
27 22.12 Octadecane C18H38 254.44 0.11
28 22.53 Phytol C20H40O 296.53 1.11
29 23.62 Heptacosane C26H54 366.70 1.08
30 22.53 Tetracosane C24H50 338.65 0.54