. 2020 Dec 10;9(12):1836. doi: 10.3390/foods9121836

Table 3.

UHPLC-HRMS Characteristics of Mango Polyphenol Catabolites Identified after fecal fermentation.

RT (min)	Catabolites	Chemical Structure	[M-H]⁻ Exp. (m/z)	Δ (ppm)	MSIMI ^a
10.6	3-(4-Hydroxyphenyl)propanoic acid	C₉H₁₀O₃	165.0546	1.54	1
7.9	3-Phenylacetic acid	C₈H₈O₂	135.0440	0.84	1
8.8	(-)-Epicatechin	C₁₅H₁₄O₆	289.0706	0.14	1
10.4	Norathyriol	C₁₃H₈O₆	259.0216	−2.07	2

^a Metabolite Standards Initiative Metabolite Identification (MSIMI) levels [27]. Reference compounds were available for all compounds identified at MSIMI level 1.