Table 3. Ionization, Lipophilicity, and Solubility of Compounds 1, 2, and INDO.
| solubility (mg/L) |
|||||
|---|---|---|---|---|---|
| cmpd | pKa ± SDa | c log Pb | log D7.4 ± SD | pH 2 SGF | pH 7 SIF |
| INDO | 4.41 ± 0.04 | 4.18 | 1.01 ± 0.03 | 7.19 | 1819.52 |
| 1 | 4.09 ± 0.03 | 5.21 | 1.80 ± 0.03 | 0.48 | 276.33 |
| 2 | 6.10 ± 0.01 | 4.54 | 3.1 ± 0.2 | 0.12 | 2.40 |
Potentiometric titration.
c log P calculated using Bio-Loom for Windows, version 1.5.