TABLE 5

Relationship between AFE (range) and PSA, number of hydrogen bond donors, and acceptors for the proprietary compounds examined

PropertyAFE (RLM)AFE (Hepatocytes)
PSA
    <1002.4 (0.3–12.9)2.9 (0.4–14.1)
    ≥10025.5 (3.7–541.1)19.9 (4.8–76.8)
Number of hydrogen bond donors
    02.5 (0.3–12.9)3.0 (0.4–14.3)
    1–218.2 (0.8–541.1)15.0 (0.8–76.8)
Number of hydrogen bond acceptors and donors
    ≤72.0 (0.3–5.9)2.7 (0.4–7.6)
    >716.4 (0.8–541.1)13.5 (0.8–76.8)