High-resolution liquid chromatography/electrospray ionization (LC-HRESIMS) TV-AE component identification.
| Namea | Molecular formula | PubChem CID | [M]−Hbm/z | Retention time | Concentration (ppm) |
|---|---|---|---|---|---|
| Quinic acid | C7H12O6 | 6508 | 191.00 | 1.978 | 364.647 |
| Gallic acid | C7H6O5 | 370 | 169.00 | 3.989 | 6.688 |
| Protocatechuic acid | C7H6O4 | 72 | 153.00 | 6.890 | 46.790 |
| Catechin(+) | C15H14O6 | 73 160 | 289.00 | 11.382 | 1.311 |
| Chlorogenic acid | C16H18O9 | 1 794 427 | 353.00 | 11.615 | 2.493 |
| 4-O-Caffeoylquinic acid | C16H18O9 | 5 281 780 | 353.00 | 11.612 | 2.558 |
| Caffeic acid | C9H8O4 | 689 043 | 179.00 | 14.603 | 37.468 |
| Syringic acid | C9H10O5 | 10 742 | 197.00 | 16.190 | 24.471 |
| p-Coumaric acid | C9H8O3 | 637 542 | 163.00 | 21.061 | 17.003 |
| trans Ferulic acid | C10H10O4 | 445 858 | 193.00 | 23.276 | 3.501 |
| Hyperoside (quercetin-3-o-galactoside) | C21H20O12 | 5 281 643 | 463.00 | 24.864 | 10.149 |
| Rutin | C27H30O16 | 5 280 805 | 609.00 | 23.941 | 28.653 |
| o-Coumaric acid | C9H8O3 | 637 540 | 163.00 | 26.598 | 1.258 |
| Luteolin-7-o-glucoside | C21H20O11 | 5 280 637 | 447.00 | 24.800 | 46.983 |
| 3,4-Di-O-caffeoylquinic acid | C25H24O12 | 5 281 780 | 515.00 | 25.146 | 24.494 |
| Quercetrin (quercetin-3-o-rhamnoside) | C21H20O11 | 15 939 939 | 447.00 | 27.267 | 7.219 |
| Rosmarinic acid | C18H16O8 | 5 315 615 | 359.00 | 26.434 | 5066.278 |
| Naringin | C27H32O14 | 442 428 | 579.00 | 26.168 | 11.984 |
| Apigenin-7-o-glucoside | C21H20O10 | 45 933 926 | 431.00 | 27.291 | 3.393 |
| trans Cinnamic acid | C9H8O2 | 444 539 | 147.00 | 32.184 | 41.109 |
| Quercetin | C15H10O7 | 5 280 343 | 301.00 | 32.175 | 35.730 |
| Kampherol | C15H10O6 | 5 280 863 | 285.00 | 32.218 | 35.972 |
| Naringenin | C15H12O5 | 439 246 | 271.00 | 34.164 | 37.425 |
| Silymarin | C25H22O10 | 31 553 | 481.00 | 34.290 | 1.547 |
| Apigenin | C15H10O5 | 5 280 443 | 269.00 | 34.768 | 35.701 |
| Luteolin | C15H10O6 | 5 280 445 | 285.00 | 35.175 | 1.270 |
| Acacetin | C16H12O5 | 5 280 442 | 283.00 | 40.566 | 11.362 |
a
The compounds are suggested according to the dictionary of natural products and the characteristic fragmentation pattern.
b
The formulas were deduced from the quasi molecular ion peak [M + H]+.