Comparison between the Chemical Composition of Essential Oil from Commercial Products and Biocultivated Lavandula angustifolia Mill.

Table 1

The GC data for essential oil components identified in cultivated L. angustifolia and commercial products, where tr indicates traces, less than 0.05%.

No.	Compound	RI	Class	CLA	CP 1	CP 2	CP 3	CP 4	CP 5	CP 6	CP 7
1	α-Pinene	937	MH	0.14	0.35	0.14	0.21	0.11	0.22	0.55	0.31
2	Camphene	947	MH	0.2	tr	0.17	0.17	tr	0.19	0.39	0.19
3	β-Pinene	967	MH	tr	—	—	tr	0.11	0.11	0.38	tr
4	1-Octen-3-ol	973	O	0.10	tr	0.33	0.16	0.21	0.26	0.15	0.20
5	3-Octanone	976	O	0.16	0.13	1.75	0.29	0.20	0.44	tr	1.38
6	β-Myrcene	980	MH	0.74	0.11	0.48	0.43	0.55	0.34	0.42	0.65
7	3-Octanol	988	O	—	—	0.66	—	—	—	tr	0.43
8	3-Carene	993	MH	—	—	tr	0.13	—	tr	—	0.13
9	Acetic acid, hexyl ester	1001	O	0.1	1.86	0.73	0.34	0.13	0.26	0.16	0.69
10	p-Cymene	1003	MH	tr	0.54	—	tr	—	0.25	0.14	tr
11	o-Cymene	1007	MH	0.13	—	0.24	0.18	tr	0.10	—	0.20
12	Limonene	1010	MH	0.33	—	1.21	0.55	0.33	0.40	0.74	0.93
13	Eucalyptol	1013	MO	0.42	5.38	1.58	0.86	2.17	0.79	3.57	0.90
14	Trans-β- ocimene	1022	MH	6.70	0.29	1.21	7.19	4.93	3.87	1.46	5.81
15	cis-β-ocimene	1031	MH	2.89	0.15	1.21	2.47	1.86	3.84	0.37	4.06
16	γ-Terpinene	1039	MH	tr	0.11	0.13	0.15	tr	0.11	0.14	0.30
17	Linalool oxide	1051	MO	1.10	—	0.21	0.16	tr	0.33	0.19	0.23
18	α-Terpinolene	1064	MH	0.20	0.14	tr	tr	0.11	tr	0.29	0.14
19	β-Linalool	1087	MO	23.13	34.04	35.99	24.34	35.32	26.60	24.68	26.92
20	1-Octen-3-yl acetate	1095	O	1.01	—	0.46	0.68	0.36	0.76	0.25	0.82
21	Camphor	1123	MO	0.34	2.78	0.47	0.29	0.13	0.46	8.29	0.28
22	Isoborneol	1140	MO	—	0.64	—	—	—	—	—	—
23	Lavandulol	1150	MO	—	—	2.34	—	1.64	—	—	1.68
24	Endo-borneol	1151	MO	1.68	1.62	—	1.44	—	2.44	2.82	—
25	(-)-Terpinen-4-ol	1161	MO	2.28	2.15	2.64	3.97	1.54	3.36	3.48	5.34
26	Cryptone	1166	MO	0.37	—	0.35	0.28	—	—	—	0.22
27	α-Terpineol	1179	MO	3.95	0.66	1.29	0.98	—	0.75	0.64	1.15
28	Cis-geraniol	1214	MO	0.17	—	0.16	tr	0.21	0.10	—	0.13
29	Cuminal	1215	MO	—	—	0.20	0.15	—	tr	—	—
30	Linalyl acetate	1249	MO	31.46	39.91	20.79	36.97	35.39	36.03	36.47	30.79
31	Bornyl acetate	1273	MO	0.57	0.26	—	0.22	0.13	0.14	tr	0.15
32	Lavandulyl acetate	1282	MO	4.21	0.41	3.57	3.87	2.88	3.67	2.40	3.53
33	Nerol acetate	1359	MO	1.01	tr	0.32	0.31	0.43	0.12	0.14	0.28
34	Geranyl acetate	1380	MO	1.85	0.11	0.51	0.51	0.81	0.44	0.23	0.45
35	Zingiberene	1440	SH	—	—	0.18	tr	tr	tr	0.11	tr
36	Caryophyllene	1407	SH	2.87	4.64	5.15	5.72	3.85	6.09	1.96	4.06
37	α- Santalene	1412	SH	0.87	tr	—	0.69	0.44	0.78	0.33	0.50
38	Trans-α-bergamotene	1427	SH	0.18	—	0.17	0.20	0.12	0.20	—	0.13
39	Humulene	1442	SH	Tr	0.28	0.13	0.14	tr	0.20	tr	tr
40	Cis-β-farnesene	1454	SH	3.99	0.23	tr	3.26	2.77	—	—	3.78
41	Trans-β-farnesene	1455	SH	—	—	6.85	0.14	—	2.39	1.37	—
42	Gemacrene D	1468	SH	—	—	0.89	0.61	0.59	—	tr	0.69
43	β-Copaene	1469	SH	0.56	tr	—	—	—	—	tr	—
44	γ-Cadinene	1490	SH	—	—	0.26	0.29	tr	0.25	0.26	0.19
45	β-Sesquiphellandrene	1510	SH	—	—	0.15	—	tr	0.14	—	tr
46	Caryophyllene oxide	1563	SO	—	0.15	0.50	0.34	0.14	0.65	0.10	0.26
47	Tau-cadinol	1607	SO	tr	—	0.13	tr	—	0.11	0.17	tr
48	α-Bisabolol	1615	SO	—	tr	—	—	—	—	0.38	—
Terpene classes
	Monoterpene hydrocarbons (MHs)			11.33	1.68	4.79	1148	8.00	9.43	4.88	12.77
	Oxygenated monoterpenes (MOs)			72.94	87.96	70.42	74.35	80.45	75.23	82.91	72.05
	Sesquiterpene hydrocarbons (SHs)			8.47	5.15	13.78	11.05	7.77	10.05	4.03	9.35
	Oxygenated sesquiterpenes (SOs)			—	0.15	0.63	0.34	0.14	0.76	0.65	0.26
	Others (O)			1.37	1.99	3.93	1.47	0.90	1.72	0.56	3.52
	Total identified			94.13	96.93	93.55	98.69	97.26	97.19	93.03	97.95

The results show the mean values of the three independent samples of each sample, CLA and CP 1–7. The standard error of the mean does not exceed 2% of it and has been removed to simplify reporting.