Chemical Composition, Antifungal, and Cytotoxicity Activities of Inga laurina (Sw.) Willd Leaves

Table 3

Phenolic compounds identified in EAF and subfractions from I. laurina by HPLC-ESI/MS².

Fractions/Subfractions		[M – H]^–	Exact mass	Error (ppm)	Fragments; m/z	Molecular formula	Compound	References
EAF	2.9	169.0154	169.0142	-7.1	125		Gallic acid (I)	[12, 13]
	5.4	305.0663	305.0667	1.3	261, 219, 167/165, 125		Gallocatechin (II) or Epigallocatechin (III)	[14, 15]
	6.9	183.0300	183.0299	-0.5	168, 124		Methyl derivative of gallic acid (IV)	[12]
	9.1	197.0468	197.0455	-6.6	169, 124/123		Ethyl gallate (V)	[14, 16]
	10.1	631.0956	631.0941	-2.4	479, 316, 169		Myricetin-O-(O-galloyl)-hexoside (glycoside or galactoside) (VI)	[17, 18]
	10.7	479.0826	479.0831	1.0	316, 178		Myricetin-3-O-galactoside (VII)	[17, 18]
	11.1	463.0904	463.0888	-3.5	316, 178		Myricetin-3-O-rhamnoside (VIII)	[17]
	12.2	615.1007	615.0992	-2.4	463, 316/317, 178		Myricetin galloyl rhamnoside (IX)	[18, 19]
	12.4	317.0318	317.0303	-4.7	178, 151		Myricetin (X)	[13, 14, 20]
	12.7	447.0955	447.0933	-4.9	300/301		Quercetin-3-O-rhamnoside (XI)	[17, 18]
	13.5	599.1044	599.1042	-0.3	447, 301, 169, 151		Quercetin 3-O-alpha-(2′′-galloyl)rhamnoside (XII)	[21, 22]
	13.8	301.0357	301.0354	-1.0	178/179, 151		Quercetin (XIII)	[14]
F2	10.8	505.0999	505.0988	- 2.2	463, 316, 271, 163		Myricetin-3-O-acetyl-rhamnoside (XIV)	[23, 24]
F5	7.0	495.0786	495.0780	- 1.2	343, 169		Digalloylquinic acid (XV)	[25–27]
F5	10.3	609.1482	609.1461	- 3.4	463, 316, 178		Myricetin-3-O- rhamnoside -3′-O-rhamnoside (XVI)	Structure proposed by the author
F6	7.7	647.0885	647.0890	0.8	495, 343, 325, 169		Trigalloylquinic acid (XVII)	[26]
F7	8.3	167.0355	167.0350	- 3.0	108		Vanillic acid (XVIII)	[28]