Table 2.
Compound names and molecular weights of polyphenols identified in the Group IV samples via MALDI-TOF/TOF analysis.
| Grape peels dried | |
|---|---|
| Compound | m/z |
| Delphinidin | 303.26 |
| Petunidin | 317.28 |
| Malvidin | 331.34 |
| Peonidin-3-O-Monoglucoside | 463.12 |
| Delphinidin-3-O-Monoglucoside | 465.12 |
| Petunidin-3-O-Monoglucoside | 479.13 |
| Malvidin-3-O-Monoglucoside | 493.16 |
| A Type Vitisin of Pn-3-Glc/Acetone derivate of Malvidin-3-O-Glucoside | 531 |
| Malvidin-3-O-(6-O-Acetyl)Monoglucoside | 535.17 |
| Peonidin-3-O(6-O-P-Coumaroyl)Monoglucoside | 609.21 |
| Delphinidin-3-O-(6-O-Acetyl)Monoglicoside/Cyanidin -3,5-O Diglucoside | 611 |
| Petunidin-3-O-(6-O-Acetyl)Monoglicoside/Peonidin-3,5-Diglucoside | 625.20 |
| Malvidin-3,5-O-Diglucoside | 639.22 |
| Malvidin-Petunidin | 647.18 |
| Mv-3-O-(6-O-Caffeoyl)Monoglucoside | 655.22 |
| Malvidin-Malvidin (Fragment) | 661.21 |
| A-Type Visitin of Pn-3-P-Coumaryl- Glucoside | 677.18 |
| Delphinidin-3(6-O-P-Coumaroyl)-5-O-Diglucoside | 773.24 |
| Delphinidin-3-O-(6-O-Ferulyl)-5-Odiglucoside | 803.26 |
| Malvidin-Peonidin-Glucoside (Fragment) | 823.28 |
| Malvidin-Cyanidin-Diglucoside | 941.32 |
| Malvidin- Peonidin- Diglucoside | 955.33 |
| Malvidin -Delphinidin-Diglucoside | 957.34 |
| Malvidin- Malvidin -Diglucoside | 985.36 |
| Malvidin- Peonidin- Glucoside-P-Coumaroyl | 1101.39 |
| Malvidin -Delphinidin -P Coumaroyl Glucoside | 1103.39 |
| Malvidin- Malvidin -P Coumaroyl Glucoside | 1131.42 |