TABLE 1.
Ultrahigh‐performance liquid chromatography coupled with quadrupole time‐of‐flight mass spectrometr qualitative analysis of the phenolic compounds of eight kiwi berry varieties
| No | Retention time (min) | [M–H]− (m/z) | MS/MS (m/z) | Phenolic compounds | Category |
|---|---|---|---|---|---|
| 1 | 0.9 | 305.0982 | 248.0973 | (+)‐gallocatechin a | Flavonoids |
| 2 | 1.3 | 153.2474 | 109.7528 | Protocatechuic acid b | Phenolic acid |
| 3 | 1.4 | 577.1676 | 289.0871 | Proanthocyanidin B2 a | Flavanols |
| 4 | 1.6 | 179.0502 | 135.0653 | Caffeic acid a | Phenolic acid |
| 5 | 2.2 | 353.1054 | 191.0667 | Chlorogenic acid b | Phenolic acid |
| 6 | 2.7 | 865.242 | 577.1562 | Proanthocyanidin C1 a | Flavanols |
| 7 | 7.2 | 609.1838 | 300.0469 | Quercetin‐3‐O‐rutinoside a | Flavonoids |
| 8 | 7.3 | 463.1135 | 300.0411 | Quercetin‐3‐O‐galactoside a | Flavonoids |
| 9 | 7.9 | 463.1128 | 301.0539 | Quercetin‐3‐O‐glucoside a | Flavonoids |
a
Compared with the literature.
b
Compared with an authentic standard.