Chemical Characterization and Biological Activities of Essential Oil Obtained from Mint Timija Cultivated under Mineral and Biological Fertilizers

Table 1

Main chemical compounds of essential oil obtained from aerial part of Moroccan M. suaveolens subsp. timija cultivated under mineral and biological fertilizers.

No	Compounds	RI	Untreated control	N, P, and K fertilizer	Mycorrhizal inoculation
1	α-Pinene	936	1.4	1.5	0.6
2	Camphene	951	1.4	1.1	0.6
3	Sabinene	975	0.7	0.9	0.4
4	β-Pinene	980	1.4	1.6	0.8
5	Myrcene	991	0.3	0.5	tr
6	Limonene	1030	1.2	1.2	0.7
7	cis-Ocimene	1033	—	0.4	tr
8	1,8-Cineole	1036	2.1	3.4	2.1
9	trans-Sabinene hydrate	1068	0.3	0.3	0.4
10	Linalool	1100	0.5	0.5	0.6
11	Menthone	1156	40.7	45.2	49.3
12	Isomenthone	1166	4.3	2.5	3.4
13	Borneol	1168	2.7	2.3	2.7
14	cis-iso-Pulegone	1177	0.9	1.0	0.8
15	α-Terpineol	1192	—	0.2	tr
16	Pulegone	1242	36.5	31.3	32.5
17	Piperitone	1255	0.6	0.5	0.3
18	Bornyl acetate	1288	0.5	0.3	0.5
19	Piperitenone	1342	0.3	0.3	0.4
20	Piperitenone oxide	1367	0.3	0.2	0.3
21	E-Caryophyllene	1425	1.8	1.9	1.6
22	α-Humulene	1459	—	0.3	tr
23	Germacrene D	1486	1.1	1.9	1.4
24	Bicyclogermacrene	1502	—	0.4	tr
25	Spathulenol	1534	0.3	—	—
26	Caryophyllene oxide	1589	0.8	0.2	0.8
27	α-Cadinol	1645	—	0.2	tr
	Monoterpene hydrocarbons		6.5	7.2	3.0
	Oxygenated monoterpenes		89.6	87.9	93.2
	Sesquiterpene hydrocarbons		2.9	4.4	3.0
	Oxygenated sesquiterpenes		1.0	0.4	0.8
	Total (%)		100	99.9	100
	Yields (%)		0.90 ± 0.08	0.84 ± 0.10	0.82 ± 0.12

Compounds listed in order of elution. RI (retention indices) measured relative to n-alkanes (C-9 to C-24) on the nonpolar DB-5 column. tr: traces (<0.1%). Not detected.