Table 2.
1b Replicon IC50 (nM)b |
||||||
---|---|---|---|---|---|---|
compd | R | 1b Ki (nM)a | 10% FBS | 50% NHS | rat PO plasma AUC (μM·h)c | rat [liver] @ 4 h (μM)d |
14a | H | 0.18 | 8.7 | 46 | 0.27 | 13.4 |
18a | 5-Br | 0.04 | 2 | 170 | 0.28 | 5.8 |
18b | 5-I | 0.03 | 2.3 | 56 | 1.4 | 24.5 |
18c | 5-OMe | 0.04 | 2.7 | 35 | 17.7 | 33.2 |
18d | 5-OEt | 0.37 | 6 | 500 | 6.9 | 15.2 |
18e | 5-Et | 0.14 | 2.5 | 90 | 2.1 | 12.5 |
18f | 5-SMe | 0.03 | 2 | 34 | 1.8 | 12.6 |
18g | 5-CF3 | 0.25 | 21 | 410 | ||
18h | 5-SO2Me | 0.11 | 280 | >1000 | ||
18i | 5-OCF3 | 0.75 | 50 | 4400 | 1.6 | 8.8 |
15a | 6-OMe | 0.04 | 3 | 113 | 9.6 | 3.0 |
NS3/4A protease time-resolved fluorescence assay.
Cell-based replicon assay.
5 mg/kg dosed orally in PEG400 (n = 2); AUC calculated based on 4 h experiment.
5 mg/kg dosed orally in PEG400 (n = 2); liver levels after 4 h.