Skip to main content
. 2016 Aug 26;7(10):896–901. doi: 10.1021/acsmedchemlett.6b00190

Table 4. Physicochemical Property Effects on Permeability and Protein Binding.

compd TPSA (Å2) HBD LogD7.4 MDCKa Papp A:B (10–6 cm/s)/ratio (A:B/B:A) mouse PPB (%)
2 46 2 1.4 9.4/0.5 99.3
4 46 2 0.8 7.4/1.0 ND
16 67 3 –0.3 0.5/1.8 ND
18 58 3 2.4 1.0/2.8 >99.9
25 49 2 2.1 1.7/0.9 >99.9
29-R 58 2 0.6 3.4/0.9 99.1
31 58 2 1.3 6.0/1.4 >99.9
a

The MDCK assay23 was used as an indicator of cell permeability.