Table 2. The VEGFR-2 inhibitory activity of the target compounds.
| Entry | VEGFR-2 IC50 a (μM) |
| 8a | 0.87 ± 0.06 |
| 8j | 0.53 ± 0.09 |
| 8l | 0.29 ± 0.02 |
| 8u | 1.22 ± 0.12 |
| Sorafenib | 0.95 ± 0.09 |
aIC50 values are the mean ± S.D. of three separate experiments.
| Entry | VEGFR-2 IC50 a (μM) |
| 8a | 0.87 ± 0.06 |
| 8j | 0.53 ± 0.09 |
| 8l | 0.29 ± 0.02 |
| 8u | 1.22 ± 0.12 |
| Sorafenib | 0.95 ± 0.09 |
aIC50 values are the mean ± S.D. of three separate experiments.