Table 2. SAR of Pyridine with a 4-Substituted Phenyl Ring.
analog | R1 | R2 | μM |
3 | 2-Cl | Cl | 0.04 ± 0.01 |
14 | 3-Cl | Cl | 0.13 ± 0.04 |
15 | 5-Cl | Cl | 0.01 ± 0.004 |
16 | 2-CF3 | Cl | 0.01 ± 0.005 |
17 | 2-CN | Cl | 0.18 ± 0.05 |
18 | 2-CH3 | Cl | 0.25 ± 0.04 |
19 | 3-CH3 | Cl | 0.25 ± 0.09 |
20 | 3-CF3 | Cl | 2.4 ± 1.2 |
21 | 2-Cl, 3-CF3 | Cl | 0.62 ± 0.08 |
22 | 2-CN, 3-CH3 | Cl | 0.18 ± 0.02 |
23 | 3-CN | Cl | 2.5 ± 0.5 |
24 | H | Cl | 0.27 ± 0.03 |
4 | 2-CF3 | F | 0.02 ± 0.01 |
25 | 2-CH | F | 0.13 ± 0.02 |
26 | 2-CN, 3-CH3 | F | 0.13 ± 0.07 |
27 | 2-Cl, 3-CF3 | F | 0.74 ± 0.28 |
28 | 2-Cl, 3-CF3 | CF3 | 2.3 ± 1.9 |
29 | 2-CF3 | CF3 | 0.14 ± 0.06 |
Average of at least three replicates ± standard deviation.