The Scientific World Journal / 2014 / Article / Tab 2

Research Article

Microencapsulation, Chemical Characterization, and Antimicrobial Activity of Mexican (Lippia graveolens H.B.K.) and European (Origanum vulgare L.) Oregano Essential Oils

Table 2

Headspace volatile compounds identified from microcapsules of Lippia  graveolens H.B.K. and Origanum  vulgare L. essential oils by headspace extraction.

Number Compound Composition
(area unitsa  × 106)
KIb KIc Identification method Reference
Lippia graveolens Origanum vulgare

12-Ethyl-furan0.701.55696691KI, MS[38]
22-Methyl-butanoic acid ethyl ester1.12852848KI, MS[37]
3-Pinene42.64552.28925926KI, MS[7]
4Camphene5.8317.58955954KI, MS[38]
5Benzaldehyde1.79968970KI, MS[38]
6-Pinene455.61982981KI, MS[38]
7-Phellandrene26.34254.4110101007KI, MS[38]
83-Carene3.21620.3910121011KI, MS[38]
9-Terpinene379.8910221024KI, MS[38]
10p-Cymene1297.1710311029KI, MS[38]
11D-Limonene31.8810351031KI, MS[38]
12-Ocimene10.11133.8910491050KI, MS[38]
13-Terpinene1901.533937.6510681063KI, MS[38]
14Terpinolene3.402343.4810901089KI, MS[38]
15neo-allo-Ocimene9.8611301129KI, MS[39]
16-Terpineol101.5412061203KI, MS[38]
17Thymol methyl ether163.36153.3412351235KI, MS[38]
18Isothymol methyl ether1467.3612451244KI, MS[38]
19Thymol1097.05171.9512881290KI, MS[38]
20Carvacrol2297.22255.8613001299KI, MS[38]
21Eugenol1.7813621362KI, MS[38]
22Ylangene0.6213841375KI, MS[3]
23Copaene1.7613901382KI, MS[3]
24Caryophyllene121.66301.6514411444KI, MS[38]
25trans--Bergamotene13.1314451436KI, MS[38]
26Humulene58.2931.9614771477KI, MS[38]
27Alloaromadendrene14.7214821478KI, MS[39]
28Germacrene D76.2715021503KI, MS[38]
29-Bisabolene20.9815191509KI, MS[38]
30-Cadinene1.8510.0415331525KI, MS[38]

aArea unit is equivalent to chromatographic peak area produced for each compound.
bCalculated Kovats retention indices.
cKovats retention indices reported in literature.