Table 8.
LC-MS/MS parameters for standard phenolic compounds.
| Compound | MS/MS Parameters | ||||
|---|---|---|---|---|---|
| tR | Fragmentor Voltage (V) |
Precursor Ion (m/z) | Product Ion (m/z) | Collision Energy (V) | |
| Syringic acid | 3.49 | 90 | 197 | 182 | 6 |
| Protocatechuic acid | 3.68 | 103 | 153 | 109 | 10 |
| Chlorogenic acid | 4.69 | 100 | 353 | 191 | 11 |
| Caffeic acid | 5.52 | 100 | 179 | 135 | 10 |
| Quercetin-3-O-rutinoside | 5.72 | 135 | 609 | 300 | 40 |
| p-Coumaric acid | 6.38 | 90 | 163 | 119 | 9 |
| Quercetin-3-O-glucoside | 6.47 | 210 | 463 | 300 | 35 |
| Kaempferol-3-O-glucoside | 6.57 | 200 | 447 | 284 | 30 |
| Isorhamnetin-O-glucoside | 6.75 | 210 | 477 | 315 | 25 |
| Luteolin-7-O-glucoside | 6.93 | 230 | 447 | 285 | 30 |
| Rosmarinic acid | 7.09 | 120 | 359 | 161 | 14 |
| Isorhamnetin | 7.34 | 155 | 315 | 300 | 23 |
| Luteolin | 8.46 | 135 | 285 | 133 | 30 |
| Quercetin | 8.52 | 130 | 301 | 151 | 19 |
| Kaempferol | 9.50 | 130 | 285 | 285 | 0 |