Table 4.

Chemical composition of EO from C. sempervirens L. cones.

	Compound Name	Area (%)	KI a	Identification b
1	α-Pinene	43.25	820	1,2
2	α-Fenchene	0.96	873	1,2
3	Verbenene	0.06	893	1,2
4	Sabinene	3.24	897	1,2
5	β-Pinene	1.95	915	1,2
6	α-Phellandrene	t	924	1,2
7	p-Mentha-1(7),8-diene	16.47	932	1,2
8	iso-Sylvestrene	0.23	935	1,2
9	p-Cimene	t	938	1,2
10	o-Cimene	0.44	943	1,2
11	(E)-β-Ocimene	4.49	948	1,2
12	γ-Terpinene	1.37	958	1,2
13	Terpinolene	t	983	1,2
14	p-Mentha-2-4(8)-diene	3.76	999	1,2
15	α-Pinene oxide	t	1005	1,2
16	cis-Limonene oxide	t	1015	1,2
17	1,3,8-p-Menthatriene	t	1020	1,2
18	trans-p-Mentha-2,8-dien-1-ol	t	1024	1,2
19	allo-Ocimene	2.61	1040	1,2
20	cis-p-Mentha-2,8-dien-1-ol	t	1046	1,2
21	cis-Verbenol	0.17	1048	1,2
22	trans-Sabinol	t	1059	1,2
23	(E)-Tagetone	0.06	1073	1,2
24	neo-Isopulegol	0.65	1083	1,2
25	neo-iso-3-Thujanol	0.10	1098	1,2
26	Pentyl cyclohexa-1,3-diene	0.06	1105	1,2
27	(Z)-Isocitral	t	1137	1,2
28	Anisole	0.39	1143	1,2
29	Neo-iso-Isopulegol	0.64	1180	1,2
30	cis-Sabinene hydrate acetate	0.66	1230	1,2
31	α-Cubebene	0.49	1236	1,2
32	α-Terpinyl acetate	2.25	1240	1,2
33	α-Ylangene	0.10	1260	1,2
34	α-Copaene	0.10	1278	1,2
35	Longifolene	0.58	1286	1,2
36	α-Cedrene	3.97	1294	1,2
37	α-Gurjunene	2.01	1305	1,2
38	α-Santalene	1.30	1329	1,2
39	β-Cedrene	0.62	1339	1,2
40	β-Copaene	1.67	1354	1,2
41	Aromadendrene	1.06	1372	1,2
42	γ-Elemene	0.48	1388	1,2
43	Valencene	0.62	1399	1,2
44	Caryophyllene oxide	0.17	1499	1,2
45	Cedrol	0.24	1470	1,2
46	α-Acoradiene	0.12	1477	1,2
47	Himachalol	0.15	1507	1,2
48	α-Cadinol	0.24	1517	1,2
	Total	97.73
	Monoterpene hydrocarbons	81.34
	Oxygenated monoterpenes	3.96
	Sesquiterpene hydrocarbons	13.30
	Oxygenated sesquiterpenes	0.94
	Others	0.46
	Essential oil yield % (v/w)	0.6

^a Linear retention index on an HP-5MS column; ^b Linear retention index on an HP-Innowax column; ^c Identification method: 1 = linear retention index; 2 = identification based on the comparison of mass spectra; 3 = Co-injection with standard compounds; t = traces, less than 0.01%.