Table 3.
GSSE polyphenols (LC–MS/MS) (September 2016)
| Compounds | m/z negative mode [M-H]− | MS2 fragment | Abondance relative (%) | |
|---|---|---|---|---|
| Pépins | Peau | |||
| Catechin | 289 | 245/108.8/122.8 | 2.27 | 0.36 |
| Epicatechin | 289 | 245/108.8/122.8 | 2.85 | 0.37 |
| Procyanidin dimmer | 577 | 289.3/407.4 | 0.47 | ND |
| Procyanidin trimer | 865 | 577 | ND | ND |
| Quercetin | 301 | 150.8/120.9 | 0.64 | 0.47 |
| Resveratrol | 227 | 184.6/143 | 0.14 | ND |
| Rutin | 609.19 | 300.1 | 1.51 | 0.5 |
| Vanillin | 151.14 | 135.7/108.1 | 10.67 | 7.75 |
| Gallic acid | 169 | 124.7/78.9 | 50.3 | 32.77 |
| P-coumaric acid | 163 | 119/93 | ND | 0.38 |
| Rosmarinic acid | 359.2 | 160.8/197.1 | ND | 0.75 |
| 2,5-dihydroxybenzoïc acid | 152.7 | 108.7/90.7 | 30.58 | 51.96 |
| Caffeic acid | 179 | 135 | ND | 2.8 |
| Chlorogenic acid | 353 | 191 | ND | 0.34 |
| Ferulic acid | 193 | 134/89 | 0.55 | 1.46 |