Table 2. Profile of Compounds 9i, 9k–9t, and Atazanavir.
Rat PKc |
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Compound | X | R1 | R2 | R3 | R4 | R5 | R6 | Enzymea IC50 (nM) | Antiviralb IC95 (nM) | Cl (mL/min/kg) | %F |
atazanavir | 0.04 | 17 | nd | nd | |||||||
9i | C | H | H | H | H | H | Moc | 27 | 120 | 36 | 19 |
9k | C | F | H | H | H | H | Moc | 12 | 95 | 36 | 37 |
9l | C | F | H | H | H | H | H | 3.1 | 230 | nd | nd |
9m | N | H | H | H | H | H | Moc | 14 | 330 | 81 | <5 |
9n | N | F | H | H | H | H | Moc | 3.5 | 94 | 11 | 15 |
9o | N | F | H | H | H | H | H | 9.9 | 150 | 13 | 59 |
9p | C | F | F | H | H | F | H | 6.4 | 75 | 45 | 30 |
9q | C | F | F | F | H | F | H | 8.2 | 61 | 22 | 14 |
9r | N | F | F | H | H | F | H | 2.4 | 66 | 16 | 37 |
9s | N | F | F | F | H | F | H | 2.4 | 130 | nd | nd |
9t (MK-8718) | N | F | Cl | F | H | F | H | 0.8 | 49 | 11 | 25 |
Assay for inhibition HIV protease as described in the Supporting Information (n = 2).
Assay for inhibition of viral infection as described in the Supporting Information (n = 2).
For compounds 9i–9n: 1 mpk IV (60% PEG 400/water), 5 mpk PO (0.5% methylcellulose). n = 2 rats. For compounds 9o–9t: 2 mpk IV (1:1 DMSO/PEG400), 10 mpk PO (10% tween 80/water). n = 2 rats.