Table 3. In Silico Physicochemical, Pharmacokinetic, and Drug-likeness Parameters of 3b, 3c, and 3f.
| type of parameter | parameter | 3b | 3c and 3f |
|---|---|---|---|
| physicochemical properties | M.W. (g/mol)a | 254.26 | 270.72 |
| N° rotatable bonds | 2 | 2 | |
| N° H-bond acceptors | 4 | 3 | |
| N° H-bond donors | 2 | 2 | |
| molar refractivity | 72.14 | 77.19 | |
| TPSA (Å2)b | 63.83 | 63.83 | |
| lipophilicity | log Po/w (iLOGP) | 2.35 | 2.07 |
| log Po/w (XLOGP3) | 3.18 | 3.71 | |
| log Po/w (WLOGP) | 2.95 | 3.05 | |
| log Po/w (MLOGP) | 3.19 | 3.31 | |
| log Po/w (SILICOS-IT) | 2.33 | 2.55 | |
| consensus log Po/w | 2.80 | 2.94 | |
| water solubility | log S (ESOL) | –3.91 | –4.35 |
| solubility | 123 μM (soluble) | 45 μM (moderately soluble) | |
| log S (Ali) | –4.19 | –4.74 | |
| solubility | 64.3 μM (moderately soluble) | 18.1 μM (moderately soluble) | |
| pharmacokinetic properties | GI absorptionc | high | high |
| BBB permeantd | yes | yes | |
| P-gp substratee | no | no | |
| CYP1A2 inhibitor | yes | yes | |
| CYP2C19 inhibitor | yes | yes | |
| CYP2C9 inhibitor | no | no | |
| CYP2D6 inhibitor | no | no | |
| CYP3A4 inhibitor | no | no | |
| log Kp (skin permeation) | –5.59 cm/s | –5.32 cm/s | |
| drug-likeness | Lipinski | fit; 0 violation | fit; 0 violation |
| Ghose | fit | fit | |
| Veber | fit | fit | |
| Egan | fit | fit | |
| Muegge | fit | fit | |
| bioavailability score | 0.55 | 0.55 | |
| medicinal chemistry | PAINS | 0 alert | 0 alert |
| Brenk | 1 alerts: hydrazine | 1 alert: hydrazine | |
| lead-likeness | fit | do not fit; 1 violation: XLOGP3 > 3.5 |
MW: molecular weight.
TPSA: topological polar surface area.
G.I.; gastrointestinal.
BBB: blood–brain barrier.
P-gp: P-glycoprotein. Drug-likeness maps are found in Figure S3.