Chemical profiling, biostatic and biocidal dynamics of Origanum vulgare L. essential oil

Fikry, Sahar; Khalil, Noha; Salama, Osama

doi:10.1186/s13568-019-0764-y

AMB Express

Table 1 Identified constituents in OV EO using GC/MS analysis

From: Chemical profiling, biostatic and biocidal dynamics of Origanum vulgare L. essential oil

No.	Rt	Compound	KI^a (calculated)	KI (reported)	Rel. abundance (%)	Methods of identification
		Monoterpene hydrocarbons			21.91
1	6.065	α-Thujene	918	916	0.90	KI, MS
2	6.240	α-Pinene	931	929	0.22	KI, MS, AT
3	7.330	Sabinene	991	995	2.37	KI, MS
4	7.412	β-Pinene	989	986	0.17	KI, MS, AT
5	7.823	β-Myrcene	1005	1008	0.67	KI, MS
6	8.194	α-Phellandrene	1012	1015	0.22	KI, MS
7	8.541	α-Terpinene	1025	1026	4.51	KI, MS
8	8.804	p-Cymene	1036	1039	3.15	KI, MS, AT
9	8.900	β-Phellandrene	1027	1031	1.66	KI, MS
10	9.784	γ-Terpinene	1052	1053	8.04	KI, MS, AT
		Oxygenated monoterpenes			75.41
11	9.040	1,8-Cineol	1026	1025	0.57	KI, MS, AT
12	10.145	cis-Sabinene hydrate	1063	1065	4.27	KI, MS, AT
13	10.663	α-Terpinolene	1079	1082	1.68	KI, MS
14	11.087	trans-Sabinene hydrate	1089	1083	10.06	KI, MS, AT
15	11.757	Camphor	1152	1158	2.99	KI, MS, AT
16	12.323	Linalool	1257	1255	2.06	KI, MS, AT
17	13.409	Terpinen-4-ol	1259	1265	38.35	KI, MS, AT
18	13.839	α-Terpineol	1296	1301	7.32	KI, MS, AT
19	13.955	Estragole	1312	1311	1.06	KI, MS
20	14.340	cis-Piperitol	1351	1358	1.03	KI, MS
21	15.567	Linalyl acetate	1389	1398	1.37	KI, MS
22	16.854	4-Terpinyl acetate	1415	1419	4.13	KI, MS
23	16.939	Carvone	1435	1436	0.26	KI, MS, AT
24	17.188	p-Cymen-8-ol	1441	1438	0.20	KI, MS
25	19.256	Eugenol	1485	1498	0.06	KI, MS, AT
		Sesquiterpene hydrocarbons			1.36
26	13.748	α-Humulene	1278	1282	0.17	KI, MS
27	17.793	Bicycloelemene	1578	1572	0.10	KI, MS
28	18.195	γ-Cadinene	1625	1632	0.07	KI, MS
29	20.018	trans-Caryophyllene	1412	1410	0.86	KI, MS, AT
30	22.008	Bicyclogermacrene	1494	1489	0.16	KI, MS
		Oxygenated sesquiterpenes			1.26
31	24.080	Spathulenol	1577	1585	0.57	KI, MS, AT
32	24.182	Caryophyllene oxide	1570	1568	0.69	KI, MS, AT
		Total % of identified compounds			99.94
		Total number of identified compounds			32.00

KI Kovat’s index, MS mass spectral data from wiley libraries, AT comparison with authentic compound
^aKI, Kovat’s index determined on RTX-5MS capillary column

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