Table 2.
Identification of anthocyanins in tortilla extract from blue Mixteco maize
| Peak | RT (min) | [M]+ (m/z) | Fragments ions (m/z) | Compound |
|---|---|---|---|---|
| 1 | 1.7 | 611 | 449, 287 | Cyanidin-3,5-diglucoside |
| 2 | 2.7 | 449 | 287 | Cyanidin-3-glucoside |
| 3 | 11.1 | 493 | 287 | Unidentified |
| 4 | 11.9 | 563 | 287 | Cyanidin-3-(6-ethylmalonylglucoside) |
| 5 | 12.6 | 565 | 287 | Cyanidin-3-(malonyl)glucoside |
| 6 | 13.1 | 735 | 460, 287 | Unidentified |
| 7 | 13.7 | 737 | 460, 292 | Unidentified |
| 8 | 14.3 | 490 | 287, 162 | Cyanidin-3-O-(6″-acetyl-galactoside) |
| 9 | 14.7 | 520 | 287, 162 | Cyanidin-3-O-(6″-piruvoyl-glucoside) |
| 10 | 15.3 | 725 | 287, 162 | Unidentified |
| 11 | 16.1 | 615 | 510, 287, 162 | Unidentified |
| 12 | 17.4 | 789 | 589, 303, 152 | Proanthocyanidin dimer |
| 13 | 18.2 | 877 | 717, 597, 347 | Unidentified |
| 14 | 18.7 | 921 | 641, 471, 403, 303, 162 | Proanthocyanidin dimer |
| 15 | 19.3 | 843 | 685, 433, 287, 162 | Proanthocyanidin dimer |
| 16 | 19.9 | 903 | 729, 463 | Unidentified |
| 17 | 20.9 | 817 | 757, 617, 463, 287, 162 | Proanthocyanidin tetramer |
| 18 | 21.3 | 861 | 801, 669, 477, 287, 162 | Proanthocyanidin trimer |
| 19 | 22.6 | 871 | 801, 671, 606, 538, 425, 287, 162 | Proanthocyanidin trimer |
| 20 | 22.9 | 901 | 636, 538, 287, 176 | Proanthocyanidin trimer |
| 21 | 23.4 | 901 | 801, 666, 463, 375, 287, 176 | Proanthocyanidin trimer |
| 22 | 23.7 | 901 | 801, 655, 463, 287, 162 | Proanthocyanidin trimer |
| 23 | 24.3 | 843 | 637, 502, 417, 337, 162 | Proanthocyanidin trimer |
| 24 | 25.2 | 871 | 637, 467, 287, 176 | Proanthocyanidin trimer |
| 25 | 25.5 | 901 | 729, 597, 463, 325, 176 | Proanthocyanidin trimer |
| 26 | 25.8 | 901 | 843, 627, 463, 287, 176 | Proanthocyanidin trimer |
| 27 | 26.9 | 901 | 729, 635, 439, 299, 177 | Proanthocyanidin trimer |
| 28 | 27.6 | 885 | 725, 339, 154 | Proanthocyanidin trimer |