Anticandidal effects and chemical compositions of volatile oils extracted from Origanum syriacum, Clinopodium serpyllifolium subsp. fruticosum and Thymbra capitata from Palestine

Chemical and Biological Technologies in Agriculture

Table 1 Chemical composition of Origanum syriacum volatile oil by GC/MS

Compounds names	RT	RI	Area	Area (%)
α-Thujene	8.43	926	22316344	0.55
α-Pinene	8.715	933	15056907	0.37
Camphene	9.371	949	965484	0.024
Sabinene	10.326	972	90,171	0.002
β-Pinene	10.531	977	2225893	0.06
Myrcene	11.096	991	56041152	1.38
Pseudolimonene	11.72	1006	8766395	0.22
α-Terpinene	12.187	1017	93908312	2.32
p-Cymene	12.522	1026	315772960	7.80
Limonene	12.702	1030	13145205	0.32
γ-Terpinene	13.937	1060	707024192	17.47
p-Mentha-3,8-diene	14.413	1071	7688733	0.19
Terpinolene	14.998	1086	2203380	0.05
Terpinen-4-ol	18.729	1182	5903295	0.15
Geranial	22.016	1272	42614388	1.05
Thymol	22.911	1297	1511935360	37.36
Carvacrol	23.186	1305	1121376896	27.71
Caryophyllene	27.023	1421	101738048	2.51
Cyclohexane, 1,5-diethenyl-3-methyl-2-methylene-, (1.alpha.,3.alpha.,5.alpha.)-	27.633	1441	3583605	0.09
α-Caryophyllene	28.163	1458	10160958	0.25
γ-Selinene	29.294	1493	2148218	0.05
Caryophyllene oxide	32.02	1585	2046809	0.05
Total			4046712705	100
Phytochemical classifications
Monoterpene hydrocarbons				30.55
Oxygenated monoterpene				66.50
Sesquiterpene hydrocarbons				2.81
Oxygenated sesquiterpenes				0.05
Others				0.09