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. 2011 Jan 12;2(3):207–212. doi: 10.1021/ml1002426

Table 2.

graphic file with name ml-2010-002426_0005.jpg

      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
a

NS3/4A protease time-resolved fluorescence assay.

b

Cell-based replicon assay.

c

5 mg/kg dosed orally in PEG400 (n = 2); AUC calculated based on 4 h experiment.

d

5 mg/kg dosed orally in PEG400 (n = 2); liver levels after 4 h.