Antioxidant and Antisenescence Effects of Bergamot Juice

Table 2

Spectral (UV and ESI-MS/MS), chromatographic data of compounds 1–14, detected in C. bergamia juices from “fantastico,” “femminello,” and “castagnaro” cultivars.^a

Peak	Compound	(min)	[M−H]^−	MS/MS base peak	MS/MS ions (m/z)	(nm)
Organic acids
1	Citric acid	2.74	191	111	129, 173, 87	210
Flavone C-glucoside
2	Vicenin-2	16.22	593	473	575, 503, 383, 353	270, 335
3	Lucenin-2 4-methyl ether	17.57	623	503	605, 533, 503, 413, 383	255, 270, 345
Flavanone O-glycosides
4	Neoeriocitrin	19.98	595	459	441, 287, 235, 205	285
8	Naringin	22.06	579	459	417, 313, 271	280, 330
9	Neohesperidin	22.97	609	301	489, 447	285, 330
Flavone O-glycosides
10	3-Hydroxy-3-methylglutaryl-neoeriotricin	23.19	739	595	637, 677, 459	285, 325
11	Neodiosmin/chrysoeriol 7-O-neohesperidoside	23.57	607			250, 280, 330
3-Hydroxymethylglutaryl flavanone O-glycosides
6	Unidentified	21.62	901	757	839, 799, 677, 637, 595	270, 345
7	Unidentified	21.62	885	579	741, 661, 621	265, 345
12	Melitidin	24.47	723	579	661, 621, 579	285, 325
13	Brutieridin	24.92	753	609	691, 651, 301	285, 325
Limonoid glucosides
5	Limonin glucoside	21.41	649	605	461, 443	210
14	Nomilinic acid glucoside	25.40	711	607	651	210

^aCompound numbers correspond with peak numbers in Figure 1.