Retention time, M+, MS2, and MS3 and fragment sizes (amu) found during analysis of five anthocyanin-derived pigments.
| Compound | Retention (min) | M+(amu) | MS2(amu) | MS3(amu) |
|---|---|---|---|---|
| 1: Petunidin-3-glucoside-8-ethylcatechin (isomers) | 39.9 | 795 | 343, 505, 633, 481, 435 | 328, 343, 205 |
| 2: Malvidin-3-glucoside-8-ethylcatechin | 41.4 | 809 | 357, 519, 647, 657 | 357, 341, 296, 327 |
| 3: Malvidin-3-glucoside-4-vinylcatechol | 49.2 | 625 | 463 | 447, 463, 402, 430 |
| 4: Malvidin-3-(p-coumaroyl) glucoside-8-ethylcatechin | 48.1 | 955 | 357, 665, 647, 803 | 357, 341, 325, 313 |
| 5: Malvidin-3-glucoside-4-vinylguaiacol | 51.6 | 639 | 477 | 477, 461, 445, 416, 309 |