Journal of Chemistry

Research Article

Nutritional and Biological Evaluation of Leaves of Mangifera indica from Mauritius

Table 3

Compounds determined by UPLC-MS/MS in the EtOAc and MeOH extracts of Mangifera indica in the positive-ion mode.


	Identified compounds (name, formula)	Retention time	[M+H]⁺	Mol. wt.	Fragment ions	EtOAC	MeOH	Reference

Phenolic compounds
1	Protacatechuic, C₇H₆O₄	4.570	155	154	153, 125, 79	√	√	[24, 25]
2	Gallic acid, C₇H₆O₅	2.174	171	170	153, 127, 109, 107, 97, 81, 79, 69	√		[25, 26]
3	Methyl gallate, C₈H₈O₅	5.612	185	184	153, 125		√	[27]
4	2,5-Di-tert-butylphenol, C₁₄H₂₂O	7.148	207	206	189, 174, 159, 147, 119, 105, 91, 95, 79, 77	√	√	[28]
5	Tetrahydroxy sodium benzoate, C₇H₅O₆Na	4.211	209	208	191, 173, 167, 163/151/121, 107, 93, 91, 79, 77	√	√
6	Derivative of gallic acid	18.951	235	234	194, 171, 153, 137, 118, 84, 73	√	√
7	Derivative of gallic acid	2.022	276	275	258, 230, 212, 194, 153, 112, 97		√
8	Ellagic acid, C₁₄H₆O₈	6.876	303	302	257, 229		√	[29]
9	Derivative of theogallin with one OH missing, C₁₄H₁₆O₉	8.121	329	328	271, 249, 235, 225, 192, 176, 153, 107	√
10	Theogallin, C₁₄H₁₆O₁₀	2.257	345	344	327, 299, 209, 153, 137, 125	√	√	[30]
Xanthones
11	Mangiferin, C₁₉H₁₈O₁₁	8.928	423	422		√	√	[31]
12	Mangiferin 3-methyl ether, C₂₀H₂₀O₁₁	8.299	437	436		√		[32]
13	Mangiferin-6’-O-gallate, C₂₆H₂₂O₁₅	8.875	575	574	465, 455, 439, 423, 327, 313, 303, 285, 261, 193		√	[31]
Flavonols
14	Quercetin, C₁₅H₁₀O₇	9.284	303	302		√	√	[33]
15	Rhamnetin, C₁₆H₁₂O₇	12.036	317	316	262, 167, 156, 154, 126		√	[34]
16	Quercetin carboxylic acid, C₁₆H₁₀O₉	10.643	347	346	302, 284, 255, 227		√
17	Quercetin pentoside, C₂₀H₁₈O₁₁	8.394	435	434	354, 311, 259, 188, 162	√	√	[31]
18	Quercetin 3-O-rhamnoside C₂₁H₂₀O₁₁	9.640	449	448	285, 284, 255	√	√	[31, 34]
19	Epicatechin gallate hexamalonate, C₂₂H₁₈O₁₁	13.983	459	458		√	√	[24]
20	Rhamnetin hexoside, C₂₂H₂₂O₁₂	14.067	479	478	315, 169	√	√	[30]
Benzophenones
21	Maclurin, C₁₃H₁₀O₆	10.549	263	262	167, 124, 121, 111, 99, 65	√	√	[31]
22	Iriflophenone glucoside derivative	7.860	405	404	369, 351, 327, 313, 298, 273, 253, 99, 81	√	√
23	Iriflophenone 3-C-β-D-glucopyranoside, C₁₉H₂₀O₁₀	7.232	409	408	391, 355, 325, 313, 231, 195, 177, 165, 121	√	√	[35]
24	Maclurin 3-C-(6’’-O-p-hydroxybenzoyl)β-D-glucoside, C₂₆H₂₄O₁₃	9.011	545	544		√		[36]
25	Iriflophenone-di-O-galloyl-glucoside, C₃₃H₂₈O₁₈	9.302	713	712			√	[31, 36]
26	Iriflophenone tri-O-galloyl-glucoside, C₄₀H₃₂O₂₂	9.902	865	864		√		[36]
Terpenoids
27	Lupeol, C₃₀H₅₀O	7.819	427	426		√	√	[37, 38]
28	Mangiferonic acid, C₃₀H₄₆O₃	9.575	455	454		√		[39, 40]
29	Manglanostenoic acid, C₃₀H₄₈O₃	14.444	457	456			√	[40]
30	Cycloart-25-ene-3,24,27-triol, C₃₀H₅₀O₃	13.910	459	458		√	√	[38]
31	Cycloartane-3,24,25-triol, C₃₀H₅₂O₃	7.013	461	460		√	√	[38]
Other compounds
32	Unknown	1.216	224	223	219, 201, 183, 155, 127, 99, 81		√
33	Unknown	1.844	229	230	142, 70, 65		√
34	Unknown	6.930	240	240	180, 174, 67	√
37	Unknown	3.502	367	366	349, 332, 258, 229, 202, 188, 156, 144, 118, 91		√
40	Unknown	5.884	391	392	373, 325, 249, 211, 191, 167, 149, 109, 95	√	√
42	Unknown	9.041	567	566	549, 436, 322, 209, 114	√