Table 1.
Compounds obtained after chemical characterization of extract of Euterpe oleracea stone analyzed by HPLC-ESI-IT/MS.
| ID | Retention Time (min) | [M-H]− | MSna | Compound |
|---|---|---|---|---|
| 1 | 3.3 | 683 | 341; 179 | Caffeic acid hexoxide dimer |
| 2 | 30.5 | 879 | 865; 695; 577; 407; 287 | 2-Procyanidin dimer digallate (A-type) |
| 3 | 32.0 | 577 | 425; 289 | Proanthocyanidin B2 |
| 4 | 32.0 | 1155 | 577; 425; 289 | Procyanidin tetramer |
| 5 | 32.8 | 1153 | 983; 863; 739; 575; 499; 289 | Procyanidin tetramer-B-type |
| 6 | 34.0 | 865 | 695; 577; 407; 289 | Procyanidin trimer |
| 7 | 34.3 | 579 | 289 | Cathechin dimer |
| 8 | 35.1 | 865 | 847; 695; 577; 432; 289 | Procyanidin trimer |
| 9 | 35.9 | 865 | 727; 695; 575; 287 | Procyanidin trimer |
| 10 | 36.6 | 1153 | 1027; 983; 863; 739; 576; 289 | Procyanidin tetramer-B-type |
| 11 | 36.8 | 865 | 695; 577; 289 | Procyanidin trimer |
| 12 | 38.2 | 720 | 575; 289 | Procyanidin trimer-B-type C-glycosylated |
| 13 | 38.4 | 865 | 720; 695; 577; 287 | Procyanidin trimer-B-type |
| 14 | 39.1 | 865 | 577; 287 | Procyanidin trimer-B-type C-glycosylated |
| 15 | 40.4 | 720 | 635; 576; 287 | Procyanidin trimer-B-type C-glycosylated |
| 16 | 41.8 | 727 | 642; 577; 287 | Procyanidin trimer-B-type O-gallate |
| 17 | 42.4 | 720 | 865; 635; 575; 287 | Procyanidin trimer-B-type C-glycosylated |
| 18 | 46.5 | 865 | 720; 575; 289 | Procyanidin trimer |
| 19 | 47.8 | 865 | 720; 575; 289 | Procyanidin trimer |
| 20 | 48.6 | 865 | 720; 451; 289 | Procyanidin trimer |
| 21 | 50.6 | 865 | 577; 425; 289 | Procyanidin trimer |
a
Fragment ions.