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. 2024 Aug 12;12:1425220. doi: 10.3389/fchem.2024.1425220

TABLE 5.

pkCSM predictions for compounds 21, 41, and Tofacitinib.

ADMET 41 21 43 46 Tofacitinib
Absorption Water solubility (Log mol/L) −2.999 −2.892 −2.953 −4.029 −3.526
Caco-2 permeability (Log Papp, 10−6 cm/s) 0.534 1.23 0.633 0.796 1.36
Intestinal absorption (human) 69.134 89.671 72.856 79.729 93.481
Distribution VDss (human) (Log L/kg) 1.141 0.011 0.268 0.013 0.402
Fraction unbound (human) (Fu) 0.339 0.381 0.058 0 0.41
BBB permeability (Log BBB) −1.482 −0.029 −1.291 −1.282 −0.752
CNS permeability (Log PS) −4.556 −1.429 −3.311 −3.549 −0.752
Metabolism CY21D6 Substrate No No No No No
CYP3A4 No No Yes Yes No
CY41A2 Inhibitor Yes Yes No No Yes
CY21C19 No No No Yes No
CY21C9 No No No Yes No
CY21D6 No No No No No
CYP3A4 No No Yes Yes No
Excretion Total Clearance (Log mL/min/kg) 0.105 −16.253 0.466 0.262 0.848
Renal OCT2 substrate (Yes/No) No No No No No
AMES No No No No No
Toxicity Skin Sensitization No No No No No
Hepatotoxicity Yes No Yes Yes Yes