The acidity (Ap) and basicity (Bp) values of Fawcett are obtained from the solvation energy of monoatomic ions interpreted using the
mean spherical approximation.
See Blum and Fawcett; J.Phys.Chem. 96 (1992) 408.
| Name | A | B |
|---|---|---|
| hexamethylphosphoramide | 19.2 | 13.8 |
| N,N-dimethylacetamide | 20.1 | 13.5 |
| 2-propanone | 22.0 | 12.6 |
| sulfolane | 22.0 | 12.5 |
| N-methylpyrrolidone | 22.1 | 14.0 |
| N,N-dimethylformamide | 22.2 | 13.2 |
| benzonitrile | 23.3 | 11.2 |
| 4-methyl-2-oxo-1,3-dioxolane | 23.9 | 11.4 |
| acetonitrile | 24.4 | 11.5 |
| nitromethane | 25.5 | 10.7 |
| dimethyl sulfoxide | 25.6 | 13.3 |
| nitrobenzene | 26.4 | 10.6 |
| N-methylformamide | 31.5 | 12.6 |
| formamide | 34.1 | 12.5 |
| butanol | 34.5 | 11.3 |
| propanol | 34.7 | 12.1 |
| ethanol | 37.2 | 11.9 |
| methanol | 41.0 | 12.1 |
| water | 48.0 | 12.1 |