Table 6 The ABTS scavenging ability (%) of derivatives 6a–k
Sample | Scavenging ability (%) | Sample | Scavenging ability (%) |
|---|---|---|---|
6a | 30.68 ± 0.09 | 6g | 29.39 ± 0.15 |
6b | 12.95 ± 0.28 | 6h | 26.43 ± 0.15 |
6c | 12.59 ± 0.31 | 6i | 32.03 ± 0.14 |
6d | 90.05 ± 0.07 | 6j | 47.13 ± 0.12 |
6e | 66.00 ± 0.12 | 6k | 57.36 ± 0.11 |
6f | 73.43 ± 0.56 | ||
Theophylline | 25.97 ± 0.27 | Vitamin C a | 78.42 ± 0.40 |