Cannabis Essential Oil: A Preliminary Study for the Evaluation of the Brain Effects

Table 1

GC-MS results of the essential oil extracted from hemp inflorescences (Cannabis sativa L. var. monoica).

Constituents	l.r.i.	Percentage
α-Pinene	941	7,7
Camphene	955	0,2
Sabinene	978	0,2
β-Pinene	982	3,7
Myrcene	993	22,9
α-Phellandrene	1007	0,3
δ-3-Carene	1010	0,6
α-Terpinene	1020	0,3
p-Cymene	1028	0,5
Limonene	1033	3,9
1,8-Cineole	1035	0,2
()-β-Ocimene	1042	0,7
()-β-Ocimene	1053	3,9
γ-Terpinene	1063	0,3
Terpinolene	1090	12,0
Linalool	1101	0,3
p-Cymen-8-ol	1184	0,5
α-Terpineol	1192	0,2
Carvacrol	1301	0,2
()-Caryophyllene	1406	0,7
β-Caryophyllene	1419	18,7
trans-α-Bergamotene	1438	1,5
α-Humulene	1455	6,2
9-epi-Caryophyllene	1468	2,3
γ-Muurolene	1478	0,2
β-Selinene	1487	1,6
α-Selinene	1495	1,5
β-Bisabolene	1508	0,4
trans-γ-Cadinene	1514	0,2
δ-Cadinene	1524	0,2
Selina-3,7(11)-diene	1544	0,6
Germacrene B	1557	0,2
Caryophyllene oxide	1582	3,7
Humulene oxide II	1607	1,0
Monoterpene hydrocarbons		57,2
Oxygenated monoterpenes		1,4
Sesquiterpene hydrocarbons		34,3
Oxygenated sesquiterpenes		4,7
Total identified		97,6

Percentages are obtained by FID peak-area normalization, all relative response factors being take as one (HP-5) column. Mean of three analyses. Linear retention indices (HP-5 column) relative to the series of n-hydrocarbons.