Chemical and pharmacological evaluation of the non-flowering aerial parts of Acacia modesta Wall. cultivated in Egypt

Future Journal of Pharmaceutical Sciences

Table 1 Identification of the metabolites of the ethyl acetate fraction of Acacia modesta Wall. non-flowering aerial parts

No.	RT	Name	M − H	M + H	M + Na	M + K	Mol. formula	Fragments	Reference
1	0.86	Caffeic acid ester derivative		295			---------	136	[20]
2	6.91	Orientin	448.2				C₂₁H₂₀O₁₁	327.1	[21,22,23]
3	7.75	Coumaroyl diferuoyl spremidine	642.2				C₃₆H₄₁N₃O₈	147.1, 307.1, 327.1	[24]
4	8.27	Quercetin dihexose	626.2				C₂₇H₃₀O₁₇	301.1	[24, 25]
5	8.48	Apigenin-O-pentosyl hexoside		565.2	587.2		C₂₆H₂₈O₁₄	273.2	[26, 27]
6	8.67	Apiin		565.2	588.2		C₂₆H₂₈O₄	433.1	[28, 29]
7	8.89	Myricetin-rhamnose malic acid	579.3				C₂₄H₂₃O₁₆	316.1, 463.1	[29]
8	9.02	Granatin B		951.3			C₄₁H₂₈O₂₇	303.1, 465.1	[30, 31]
9	9.88	Catechin trigallate	745.3				C₃₆H₁₅O₁₈	447.1, 593.2	[32]
10	10.20	Ellagic acid derivative		799.3			---------	271.1, 331.1, 395.2	[30]
11	11.80	Kaempferol hexose glucuronide	623.3		647.1		C₂₇H₂₈O₁₇	287.1	[24]
12	22.59	Tricaffeoyl-quinic acid		677.5			C₃₄H₃₀O₁₅	351.2, 515.3	[33]
13	22.84	Pentagalloyl hexoside		993.2			C₄₁H₃₂O₂₆	496.4	[34]
14	23.46	Quercetin hexose glucuronide		641.2			C₂₇H₂₈O₁₈	304.3,	[24]
15	23.69	Digalloyl hexose			507. 7	524.7	C₂₀H₂₀O₁₄	313.4, 331.3	[35]
16	24.35	Quercetin-tri-O-hexoside				827.7	C₃₃H₃₉O₂₁	303.1, 624.3	[20]
17	24.49	Galloyl-valoneic acid bilactone		623.2			---------	469.4	[29, 30]
18	27.56	7-O-Methyl- delphinidin-3-O-(2′′galloyl)-hexoside		631.1			C₂₉H₂₆O₁₆	153.1, 235	[29]

M + H⁺ protonated molecular ion; M − H− deprotonated molecular ion; m/z mass to charge; M + K protonated/deprotonated, K⁺ adduct; M + Na protonated/deprotonated, Na⁺ adduct; Mol. formula molecular formula; RT retention time