Table 1.
The IC50 of compounds 1–9 for 2-Acrylamido-2-methylpropane sulfonic acid (ATBS+) and 2-Diphenyl-1-(2,4,6-trinitrophenyl)hydrazyl (DPPH) free radical scavenging activity.
| The IC50 of ATBS+ Free Radical Scavenging Activity (μg/mL) | The IC50 of DPPH Free Radical Scavenging Activity (μg/mL) | |
|---|---|---|
| VC | 70.00 | 39.06 |
| compound 1 | 25.20 | 53.00 |
| compound 2 | 69.75 | 73.00 |
| compound 3 | 166.00 | 143.7 |
| compound 4 | 148.00 | 254.1 |
| compound 5 | 87.23 | 176.4 |
| compound 6 | 79.83 | >450 |
| compound 7 | 18.00 | 23.04 |
| compound 8 | 13.60 | 23.89 |
| compound 9 | <10 | <10 |