Table 1 API-LC-ESI-MS/MS data for the major and minor compounds extracted from C. tinctoria fruits.

Molecular ion and respective fragments MS2 and MS3 obtained by atmospheric pressure ionization (API)–LC–electrospray ionization (ESI)–MS/MS (positive ion mode) found in the blue extract of C. tinctoria fruits.

Rt (min)Identity[M+][MS2][MS3]
8.29Hermidin-glycoside334172157
15.63Peonidin-3-glucoside463301
20.33Hermidin-derivative (blue dye)501339307; 279; 254
52.36Delphinidin-3-
coumaroylglucoside
611303
52.67Cyanidin-3-
coumaroylglucoside
595449287
60.07Pelargonidin-3-
coumaroylglucoside
579433271
64.23Peonidin-3-
coumaroylglucoside
609463301