Polyphenol composition and antioxidant potential of mint leaves

Table 4 Major phenolic compounds in mint identified using HPLC/ESI-MS/MS¹

Peak No.	Phenolic compound	Retention time (min)	[M-H]ˉ	Fragments	Detected in soluble extracts of
1	Caffeoylquinic acid 3.3	377 [M-H + Na]ˉ	179, 191	Medina mint^A,B, Hasawi mint^A,B
2	Salvianic acid	6.7	197, 395 [2 M-H]ˉ	179	Medina mint^A,B
3	Rosmarinic acid	27.9	359	161, 179, 197	Medina mint^A,B, Hasawi mint^A,B
4	Luteolin	36.6	285	151, 107	Medina mint^A,B
5	Salvigenin	38.8	327	313, 165	Medina mint^A,B, Hasawi mint^A,B
6	Chrysoeriol	39.6	299	284	Medina mint^A, Hasawi mint^A
7	Thymonin	40.4	359	283, 185, 147	Medina mint^A,B, Hasawi mint^A,B
8	Carnosol	42.3	329	301, 201, 229	Medina mint^A,B, Hasawi mint^A,B

ISSN: 2661-8974