Table 3.
Compound No. | R | Enzyme Inhibition (%) | IC50 (nM) a | |
---|---|---|---|---|
0.1 μmol/L | 0.01 μmol/L | |||
10a | H | 58.8 | 27.3 | 69.1 ± 19.8 |
12a | 35.7 | 17.1 | / | |
12b | 62.3 | 42.1 | 38.6 ± 0.2 | |
12c | 36.8 | 9.9 | / | |
12d | 31.6 | 17.4 | / | |
12e | 36.7 | 17.2 | / | |
12f | 58.7 | 28.3 | 54.0 ± 8.7 | |
12g | 60.9 | 45.1 | 78.8 ± 14.2 | |
12h | 52.7 | 34.5 | 102.9 ± 0.6 | |
12i | 60.3 | 35.1 | 86.2 ± 17.0 |
a The IC50 or inhibition values shown as the mean ± SD (nM) are calcuated from two separate experiments.