Phytochemical Composition, Antioxidant, Antiacetylcholinesterase, and Cytotoxic Activities of Rumex crispus L.

Table 3

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

N°	Compounds and chemical structure compounds	Rt (min)	Concentration (mg/g of dw)			References
			CYH	DCM	MeOH
1	3-amino-4-hydroxybenzoic acid	2.1	nd	nd	2.0	Suzuki et al. [29]
2	Gallic acid	3.5	nd	nd	0.9	Nayeem and Asdaq [30]
3	3, 4-dihydroxy-5 methoxybenzoic acid	7.7	nd	15.3	nd	Huyut et al. [31]
4	7-hydroxycoumarin-3-carboxylic acid	19.8	nd	nd	7.2	Wahdan et al. [32]
5	Rutin hydrate	22.7	nd	nd	2.1	Karakas et al. [33]
6	Butyl gallate	43.0	nd	1.3	nd	Park et al. [34]
7	4-hydroxytamoxifen	43.0	nd	1.1	nd	Shin and Choi [35]
8	Cardamonin	44.2	nd	74.0	nd	Gonçalves et al. [36]
9	Phenoxodiol	44.3	0.3	nd	nd	Souza et al. [37]
10	Pinostilbene hydrate	44.6	1.2	nd	nd	Armstrong and Gredor [38]
11	3-benzyloxy-4, 5-dihydroxy-benzoic acid methyl ester	45.0	nd	0.6	nd	International Bureau [39]
12	Ethyl trans-2-hydroxycinnamate	45.3	nd	0.9	nd	Weitkamp et al. [40]
13	4′, 5-dihydroxy-7-methoxyflavone	46.3	26.4	25.0	nd	Rudrapaul et al. [41]
14	Pinosylvin monomethyl ether	47.0	0.3	0.5	nd	Gabaston et al. [42]
15	3, 6, 3′-trimethoxyflavone	48.0	nd	19.0	nd	Aritomi et al. [43]
16	Shikonin	48.0	3.2	nd	nd	Shi et al. [44]
17	5-hydroxy-3′-methoxyflavone	49.3	3.5	55.5	nd	Shafaghat et al. [45]
18	3′-hydroxy-b-naphthoflavone	49.8	7.9	50.4	nd	Yahyaoui et al. [24]

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