Pomelo Peel Essential Oil Ameliorates Cerebral Ischemia-Reperfusion Injury through Regulating Redox Homeostasis in Rats and SH-SY5Y Cells

Table 1

Volatile constituents of essential oil of pomelo peel from Rongxian in Guangxi province.

No.	Name of compound	Mol weight (amu)	Molecular formula	Relative content (%)
1	1-Butanol, 2-ethyl-	102.104	C6H14O	0.37
2	β-Pinene	136.125	C10H16	0.61
3	D-Limonene	136.125	C10H16	50.67
4	2-Furanmethanol, 5-ethenyltetrahydro-.alpha.,.alpha.,5-trimethyl-, cis-	170.131	C10H18O2	0.50
5	Benzene, 1-methyl-4-(1-methylethenyl)-	132.094	C10H12N2O2	1.71
6	1,6-Octadien-3-ol, 3,7-dimethyl-	154.136	C10H18O	5.03
7	Cyclohexane, 2-ethenyl-1,1-dimethyl-3-methylene-	150.141	C10H18	0.63
8	2-Cyclohexen-1-ol, 1-methyl-4-(1-methylethenyl)-, trans-	152.12	C10H16O	0.40
9	Limonene oxide, cis-	152.12	C10H16O	4.51
10	Cyclohexanol, 1-methyl-4-(1-methylethenyl)-	154.136	C10H18O	0.54
11	Bicyclo[3.3.0]oct-2-en-7-one, 6-methyl-	136.089	C8H9ClO	0.37
12	3-Cyclohexen-1-ol, 4-methyl-1-(1-methylethyl)-	154.136	C10H18O	1.56
13	Ethanone, 1-(4-methylphenyl)-	134.073	C9H10O	0.35
14	3,9-Epoxy-p-mentha-1,8 (10)-diene	150.104	C10H14O	0.65
15	1R-α-Pinene	136.125	C10H16	4.01
16	Santolina triene	136.125	C10H16	2.58
17	2-Cyclohexen-1-ol, 2-methyl-5-(1-methylethenyl)-, cis-	152.12	C10H16O	2.34
18	2,6-Octadienal, 3,7-dimethyl-, (Z)-	152.12	C10H16O	1.67
19	2-Cyclohexen-1-ol, 2-methyl-5-(1-methylethenyl)-, trans-	152.12	C10H16O	1.88
20	2-Cyclohexen-1-one, 2-methyl-5-(1-methylethenyl)-, (S)-	150.104	C10H16O	2.88
21	2,6-Octadien-1-ol, 3,7-dimethyl-	154.136	C10H18O	0.97
22	2,6-Octadienal, 3,7-dimethyl-	152.12	C10H16O	0.74
23	2-Cyclohexen-1-one, 3-methyl-6-(1-methylethenyl)-	150.104	C10H14O	0.81
24	1-Cyclohexene-1-methanol, 4-(1-methylethenyl)-	152.12	C10H16O	0.67
25	4-(1-Hydroxyethyl)benzaldehyde	150.068	C9H10O2	0.64
26	1,3,3-Trimethyl-2-hydroxymethyl-3,3-dimethyl-4-(3-methylbut-2-enyl)-cyclohexene	222.198		0.43
27	1,2-Cyclohexanediol, 1-methyl-4-(1-methylethenyl)-	170.131	C10H18O2	0.34
28	Cyclopropanecarboxaldehyde, 2-methyl-2-(4-methyl-3-pentenyl)-, trans-(.+-.)-	166.136	C11H20O	0.34
29	Bicyclo[3.1.1]heptane, 6,6-dimethyl-2-methylene-, (1S)-	136.125	C10H16	1.96
30	2,6-Octadien-1-ol, 3,7-dimethyl-, acetate, (E)-	196.146	C12H20O2	2.82
31	Cyclohexane, 1-ethenyl-1-methyl-2,4-bis(1-methylethenyl)-, [1S-(1.alpha.,2.beta.,4.beta.)]-	204.188	C15H24	0.31
32	Caryophyllene	204.188	C15H24	1.53
33	Naphthalene, 1,2,3,5,6,7,8,8a-octahydro-1,8a-dimethyl-7-(1-methylethenyl)-, [1R-(1.alpha.,7.beta.,8a.alpha.)]-	204.188	C15H24	0.79
34	Naphthalene, 1,2,4a,5,8,8a-hexahydro-4,7-dimethyl-1-(1-methylethyl)-, (1.alpha.,4a.beta.,8a.alpha.)-(.+/-.)-	204.188	C15H24	0.63
35	2(3H)-Naphthalenone, 4,4a,5,6,7,8-hexahydro-4,4a-dimethyl-6-(1-methylethenyl)-, [4R-(4.alpha.,4a.alpha.,6.beta.)]-	218.167	C15H22O	2.82