Table 2 HPLC analysis of phenolic compounds in Carica papaya leaves (80% ethanol extracts)
Compound (mg/g) | CME | UAE | MAE |
|---|---|---|---|
Gallic acid | 3.37 ± 1.67 | 3.27 ± 1.55 | 4.06 ± 1.24 |
Chlorogenic acid | 2.11 ± 0.12 | 2.20 ± 0.15 | 2.21 ± 0.16 |
Catechin | 1.10 ± 0.05 | 2.16 ± 0.13 | 2.51 ± 0.26 |
Methylgallate | 0.42 ± 0.04 | 0.39 ± 0.02 | 0.47 ± 0.05 |
Caffeic acid | 3.03 ± 1.06 | 3.53 ± 1.66 | 3.88 ± 1.76 |
Syringic acid | 3.00 ± 2.98 | 3.07 ± 1.88 | 3.33 ± 2.35 |
Pyro catechol | 0.97 ± 0.14 | 1.02 ± 0.01 | 1.10 ± 0.06 |
Rutin | 3.65 ± 1.97 | 3.70 ± 2.05 | 4.40 ± 2.38 |
Ellagic acid | 0.58 ± 0.08 | 0.69 ± 0.10 | 0.74 ± 0.20 |
p-Coumaric acid | 0.05 ± 0.65 | 0.09 ± 0.87 | 0.11 ± 1.01 |
Vanillic acid | 1.30 ± 0.06 | 1.45 ± 0.08 | 1.58 ± 1.01 |
Ferulic acid | 0.00 | 0.75 ± 0.30 | 0.89 ± 0.50 |
Naringenin | 2.23 ± 0.32 | 1.09 ± 0.03 | 2.33 ± 0.35 |
Taxifolin | 0.19 ± 0.05 | 0.41 ± 0.50 | 0.42 ± 0.05 |
Cinnamic acid | 0.04 ± 0.55 | 0.06 ± 0.56 | 0.05 ± 0.55 |
Kaempferol | 0.11 ± 0.34 | 0.19 ± 0.54 | 0.50 ± 0.80 |
Quercetin | 0.15 ± 0.36 | 0.18 ± 0.55 | 0.43 ± 0.76 |
Apigenin | 0.14 ± 0.22 | 0.18 ± 0.55 | 0.54 ± 0.77 |
Luteolin | 0.20 ± 0.54 | 0.32 ± 0.34 | 0.44 ± 0.67 |
Total phenolic compounds | 22.64 ± 2.34 | 24.75 ± 3.67 | 29.99 ± 4.09 |