Chemical composition, antinociceptive, anti-inflammatory and redox properties in vitro of the essential oil from Remirea maritima Aubl. (Cyperaceae)

Table 1 Essential oil composition of R. maritima

	Compound	^aRI_calc.	^bRI	% Peak area
1	1,8-cineole	1030	1026	0.2
2	silphiperfol-4,7(14)-diene	1363	1358	0.8
3	α-copaene	1375	1374	0.8
4	β-elemene	1390	1389	2.3
5	cyperene	1405	1398	13.8
6	(E)-caryophyllene	1419	1417	0.8
7	aromadendrene	1447	1439	0.6
8	α-humulene	1456	1452	0.3
9	rotundene	1462	1457	4.6
10	γ-gurjunene	1474	1475	0.9
11	trans- cadina-1(6),4-diene	1477	1476	0.8
12	β-selinene	1489	1489	0.3
13	germacrene A	1504	1504	0.3
14	δ-cadinene	1517	1522	0.3
15	α-bulnesene	1504	1509	0.3
16	α-agarofuran	1536	1537	1.9
17	guaia-6,9-dien-4β-ol	1567	1565	0.4
18	acora-3,5-dien-11-ol	1574	1574	0.5
19	caryophyllene oxide	1583	1582	4.9
20	humulene epoxide II	1610	1608	0.9
21	acora-2,4(15)-dien-11-ol	1613	1616	0.5
22	caryophylla-2(12),6-dien-5β-ol	1633	1633	0.5
23	cedr-8(15)-en-10-ol	1651	1652	0.4
24	selin-11-en-4α-ol	1659	1658	0.5
25	14-hydroxy-9-epi-(E)-caryophyllene	1970	1668	0.5
26	mustakone	1674	1676	0.4
27	germacra-4(15),5,10(14)-trien-1α-ol	1690	1685	0.6
28	cyperotundone	1698	1695^d	5.7
29	14-hydroxy-humulene	1719	1713	0.7
30	6-isopropenyl-4,8a-dimethyl-3,5,6,7,8,8a-hexahydro-2(1H)-naphtalenone	1789	1790	0.5
31	iso-evodionol	1991	1962^c,d	5.8
32	remirol	2047	2046^c,d	43.2
	Monoterpenes			0.2
	Sesquiterpenes			45.8
	Benzenoids			49.0
	Total Identified Compounds			95.0

^aRI_calc., retention indices on DB-5MS column calculated according to ref. [14].^bRI, retention indices according to ref. [15].^cretention index according to ref. [11]. ^dco-injection with authentic standard.

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