Phenolic Compounds of Rumex roseus L. Extracts and Their Effect as Antioxidant and Cytotoxic Activities

Table 2

Phenolic compounds identified in various extracts of aerial parts of R. roseus by HPLC-DAD.

No.	Chemical compounds	RT (min)	Extracts			References
			CYH	DCM	MeOH
1	3,4-Dihydroxy-5 methoxybenzoic acid	7.7	nd	nd	+	[5]
2	Chlorogenic acid	9.9	nd	+	+	[18]
3	(−)-Epicatechin	11.8	nd	+	nd	[16]
4	Wedelolactone	42.8	nd	+	nd	[21]
5	5-Hydroxy-7-((3-methylbenzyl) oxy)-2-phenyl-4h-chromen-4-one	43.0	nd	+	nd	[36]
6	(z)-3-(3-Ethoxy-4-hydroxy-phenyl)-2-phenyl-acrylic acid	43.0	nd	+	nd	[37]
7	Phenoxodiol	44.1	nd	+	nd	[38]
8	Pinostilbene	44.7	nd	+	nd	[39]
9	Ethyl trans-2-hydroxycinnamate	45.4	+	nd	nd	[40]
10	Caffeic acid 1,1-dimethylallyl ester	45.9	nd	+	nd	[41]
11	Warfarin	46.6	nd	nd	+	[42]
12	Cinnamyl-3,4-dihydroxy-α-cyanocinnamate	46.8	+	nd	nd	[43]
13	Pinosylvin monomethyl ether	47.1	nd	+	nd	[44]
14	3,6,3-Trimethoxyflavone	47.8	nd	+	nd	[45]
15	Shikonin	48.0	+	nd	+	[46]
16	10-[(3-Hydroxy-4-methoxybenzylidene)]-9(10H)-HMBA	48.2	nd	+	nd	[16]
17	5-Hydroxyflavone	48.4	nd	+	nd	[47]
18	3-Hydroxy-b-naphthoflavone	49.8	nd	+	nd	[16]

CYH: cyclohexane; DCM: dichloromethane; MeOH: methanol; nd: not detected; RT: retention time.