Table 1.

Composition of mango peel extract (MPE).

	Compound	RT (min)	ESI− [M − H]− (m/z)		Molecular Formula	mg/100 g
			Teor.	Exp.
1	Disaccaride	6.22	341.1089 [M − H]− 377.0856 [M + Cl]− 387.1144 [M + FA]−	341.1090 [M − H]− 377.0857 [M + Cl]− 387.1145 [M + FA]−	C12H22O11	ND a
2	Quinic acid	6.70	191.0561 [M − H]−	191.0562 [M − H]−	C7H12O6	ND a
3	Glucosyl gallate	7.00	331.0671 [M − H]−	331.0673 [M − H]−	C13H16O10	108.14
4	Gluconolactone	7.53	223.0459 [M + FA]−	223.0460 [M + FA]−	C6H10O6	ND a
5	Lepidimoic Acid	7.70	965.2627 [3M − H]−	965.2614 [3M − H]−	C36H54O30	ND a
6	Citric acid	8.39	191.0197 [M − H]−	191.0198 [M − H]−	C6H8O7	ND a
7	Gallic acid	8.63	169.0142 [M − H]−	169.0141 [M − H]−	C7H6O5	118.57
8	Maclurin mono-O-galloyl-glucoside	24.74	575.1042 [M − H]−	575.1041 [M − H]−	C26H24O15	72.03
9	Mangiferin	25.01	421.0776 [M − H]−	421.0776 [M − H]−	C19H18O11	2.81
10	Maclurin di-O-galloyl glucoside	25.34	727.1152 [M − H]−	727.1145 [M − H]−	C33H28O19	20.21
11	Digallic acid	25.46	321.0252 [M − H]−	321.0255 [M − H]−	C14H10O9	Trace
12	Maclurin tri-O-galloyl-glucoside	26.21	879.1262 [M − H]−	879.1253 [M − H]−	C40H32O23	6.05
13	Tetragalloyl glucose	26.31	787.0999 [M − H]−	787.0998 [M − H]−	C34H28O22	4.88
14	Methylgallate	26.36	183.0299 [M − H]−	183.0301 [M − H]−	C8H8O5	225.87
15	Pentagalloyl glucose	26.73	939.1109 [M − H]−	939.1100 [M − H]−	C41H32O26	17.89
16	Methyl-digallate ester	29.68	335.0409 [M − H]−	335.0411 [M − H]−	C15H12O9	487.15

^a Not determined.