Table 2.
Major flavonoids quantified by high-performance liquid chromatography with diode array detection (HPLC-DAD) in Calafate hydroalcoholic extract.
| Peak | Chemical Standards | Chemical Substituents | mg/g Extract |
|---|---|---|---|
| Main Anthocyanins | |||
| 7 | D3G, Delphinidin-3-glucoside | R1: OH, R2: OH, R3: OH, R4: Glucose | 4.04 ± 0.02 |
| 8 | D3R, Delphinidin-3-rutinoside | R1: OH, R2: OH, R3: OH, R4: Rutinose | 1.23 ± 0.02 |
| 9 | C3G, Cyanidin-3-glucoside | R1: OH, R2: OH, R4: Glucose | 0.92 ± 0.01 |
| 10 | C3R, Cyanidin-3-rutinoside | R1: OH, R2: OH, R4: Rutinose | 0.44 ± 0.02 |
| 11 | P3G, Petunidin-3-glucoside | R1: OH, R2: OH: R3: OCH3, R4: Glucose | 3.81 ± 0.03 |
| 13 | Po3G, Peonidin-3-glucoside | R1: OCH3, R2: OH, R4: Glucose | 0.44 ± 0.02 |
| 15 | M3G, Malvidin-3-glucoside | R1: OCH3, R2: OH, R3: OCH3, R4: Glucose | 2.24 ± 0.04 |
| Main Flavonols | |||
| 1 | Q3Ga, Quercetin-3-galactoside | R1: OH, R2: Galactose | 0.84 ± 0.01 |
| 2 | Q3R, Quercetin-3-rutinoside | R1: OH, R2: Rutinose | 2.05 ± 0.02 |
| 3 | Q3Rha, Quercetin-3-rhamnoside | R1: OH, R2: Rhamnose | 1.53 ± 0.01 |
| 4 | I3R, Isorhamnetin-3-rutinoside | R1: OCH3, R2: Rutinose | 1.49 ± 0.02 |