Evidence-Based Complementary and Alternative Medicine

Research Article

Cinnamomum zeylanicum, Origanum vulgare, and Curcuma longa Essential Oils: Chemical Composition, Antimicrobial and Antileishmanial Activity

Table 1

Compounds identified in essential oils from leafs of Cinnamomum zeylanicum, Curcuma longa, and Origanum vulgare by CG-MS.


Peak	Cinnamomum zeylanicum			Curcuma longa			Origanum vulgare
Peak		Compounds	A		Compounds	A		Compounds	A

1	3.207	α-pinene	1.47	5.464	α-pinene	1.15	3.221	α-pinene	0.80
2	3.618	Benzaldehyde	4.16	5.638	Myrcene	0.37	3.733	Bicyclo[3.1.0]hexane	1.73
3	6.568	3-phenylpropionaldehyde	2.95	6.823	Vinyl propionate	0.20	4.330	(+)-4-Carene	3.08
4	6.748	Borneol	1.06	7.206	p-Cymene	1.01	4.469	p-Cymene	8.29
5	7.077	α-terpineol	0.87	7.206	Bisabolone	0.55	4.533	Cyclohexene	1.23
6	8.459	Cinnamic Aldehyde	46.30	8.304	β-Turmerone	12.02	4.561	β-Phellandrene	2.73
7	9.593	3-Phenyl-1-propanol	1.46	8.385	1,8-cineole	1.01	4.954	p-Menth-2-en-1-ol	4.62
8	9.744	α-Copaene	16.35	8.461	Camphor	1.24	5.171	1,4-cyclohexadiene	1.21
9	10.346	trans-β-Caryophyllene	8.26	9.267	α-Terpineol	4.13	5.361	cis-Sabinene hydrate	1.29
10	10.669	(e)-cinnamyl acetate	7.54	9.645	Terpinolene	0.43	5.598	Terpinolene	3.11
11	10.809	α-Humulene	2.16	10.167	α-Zingiberene	0.29	5.651	1,6-octadien-3-ol	5.69
12	11.593	delta-cadienene	1.42	10.587	β-Sesquiphellandrene	2.67	5.996	trans-Sabinene hydrate	1.59
13	12.422	(-)-Spathulenol	2.09	12.945	β-Caryophyllene	1.00	6.877	cis-p-Menth-2-en-1-ol	33.88
14	12.481	Caryophyllene oxide	2.80	13.544	γ-Curcumene	6.96	7.079	3-Cyclohexen-1-ol	5.26
15	14.645	benzyl benzoate	1.12	14.397	ar-Curcumene	1.58	7.669	(+)-α-Terpineol	2.61
16	–	–	–	16.664	Turmerone	55.43	7.817	Carvacrol methyl ether	0.94
17	–	–	–	16.739	β-Sesquiphellandrene	1.10	8.543	Linalyl acetate	13.90
18	–	–	–	–	–	–	10.307	Thymol	2.41
19	–	–	–	–	–	–	12.400	trans-β-Caryophyllene	2.46
20	–	–	–	–	–	–	22.115	1H-Cycloprop(E)azulen-7-ol	3.16

a: peak number according to the order of column elution. b: retention time (minutes) of the compounds in column. c: percentage of normalized area which indicates the relative distribution of the compounds in the sample.