Table 1.
Phenolic compounds identified by HPLC-DAD analysis in methanolic extract (GAME) and aqueous extract (GAWE) of G. alypum leaves.
| Peak compound | RT (mn) | Compound | GAWE (%) | GAME (%) |
|---|---|---|---|---|
| 1 | 4.42 | Gentisic acid | 2.4 | 2.1 |
| 2 | 5.23 | Catechin | 2.56 | 1.09 |
| 3 | 6.82 | 4-Hydroxybenzoic acid | 1.4 | 1.39 |
| 4 | 6.98 | Protocatechuic acid | 3.95 | 1.37 |
| 5 | 8.51 | Vanillic acid | 2.52 | 3.9 |
| 6 | 11.79 | Cinnamic acid | 8.31 | 1.11 |
| 7 | 14.27 | p-Coumaric acid | 3.35 | 1.87 |
| 8 | 16.12 | Apigenin 7-O-glucoside | 13.51 | 12.3 |
| 9 | 18.82 | Apigenin | 11.31 | 2.71 |
| 10 | 19.15 | Quercetin 7-O-glucoside | 35.71 | 45.51 |
| 11 | 20.38 | Quercetin | 10.77 | 1.07 |