Evidence-Based Complementary and Alternative Medicine

Research Article

Antioxidant and Wound Healing Activity of Polyherbal Fractions of Clinacanthus nutans and Elephantopus scaber

Table 5

List of flavonoids tentatively identified in ethyl acetate fractions.


Characteristics	Ethyl acetate fraction MS⁺/MS⁻
Sequence	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15

	9.06	9.333	9.598	9.694	10.354	10.602	11.984	12.816	12.953	15.021	11.308	11.316	11.46	11.857	14.089
M−H ()	580.1439	564.1492	448.1018	534.1379	516.1279	402.0963	286.0485	330.0746	362.1373	358.1422	546.1368	432.1426	446.1597	636.1493	390.1325
Error (ppm)	−1.91	−2.3	−2.7	−1.05	−2.16	−3.05	−2.49	−1.9	−1.95	−1.59	1.03	−1.31	−4.59	−2.26	−2.73
Molecular formula	C₂₆H₂₈O₁₅	C₂₆H₂₈O₁₄	C₂₁H₂₀O₁₁	C₂₅H₂₆O₁₃	C₂₅H₂₄O₁₂	C₂₀H₁₈O₉	C₁₅H₁₀O₆	C₁₇H₁₄O₇	C₁₉H₂₂O₇	C₂₀H₂₂O₆	C₂₆H₂₆O₁₃	C₂₂H₂₄O₉	C₂₃H₂₆O₉	C₃₂H₂₈O₁₄	C₂₀H₂₂O₈
Proposed compound	A	B	C	D	E	F	G	H	I	J	K	L	M	N	O

A: isoorientin 2′′-O-apiofuranoside 1; B: vitexin 2′′-O-xyloside 2; C: scutellarein 6-glucoside 3; D: 6,8-Di-C-beta-D-arabinopyranosylapigenin 4; E: apigenin 7-(2′′,3′′-diacetylglucoside) 5; F: cerarvensin 6; G: 5,7,2′,3′-tetrahydroxyflavone 7; H: 5,2′,4′-trihydroxy-6,8-dimethoxyflavone (rehderianin I) 8; I: machaerol B 9; J: brosimacutin B 10; K: isorhamnetin 3-[6′′-(2-(E)-butenoyl)-glucoside] 11; L: 3,5,6,7,3′,4′,5′-heptamethoxyflavone 12; M: 5-hydroxy-7,8-dimethoxyflavanone 5-rhamnoside 13; N: kaempferol 3-(4′′-acetyl-6′′-p-coumarylglucoside) 14; O: apigeniflavan 5-O-xyloside 15.