Table 3 DPPH scavenging activity of the synthesized compounds
Concentration (μg/mL) | Ascorbic acid | 7 | 8 | 9 | 10 | 11 |
|---|---|---|---|---|---|---|
1.25 | 22.69% | 15.73% | 17.13% | 17.13% | 21.60% | 15.40% |
2.50 | 35.00% | 58.15% | 42.70% | 64.50% | 27.20% | 22.00% |
5.00 | 73.10% | 71.35% | 43.80% | 66.00% | 59.83% | 58.15% |
10.00 | 91.20% | 80.89% | 75.80% | 70.00% | 74.50% | 88.80% |
IC50 | 3.98 | 3.60 | 5.56 | 3.65 | 5.36 | 5.14 |