Research Article
General Analytical Procedure for Determination of Acidity Parameters of Weak Acids and Bases
Table 8
The p
’s values of compounds determined in the multicomponent mixture of phenol and enol OH–acids together with other weak electrolytes at 25°C.
| | Composition of D | pKA ± | pKFA ± | p ± | — |
| | A + FA + 4NO2PhOH | 4.87 ± 0.02 | 3.05 ± 0.03
4.06 ± 0.03 | 7.42 ± 0.04 | — |
| | Composition of D | pKMAL ± | pKFA ± | p ± | — |
| | FA + MAL + 4NO2PhOH | 3.59 ± 0.04
5.14 ± 0.02 | 2.50 ± 0.04
4.06 ± 0.04 | 7.4 ± 0.03 | — |
| | Composition of D | pKAA ± | pKMes ± | pKPcm ± | — |
| | AA + Mes + Pcm | 4.14 ± 0.03 | 6.24 ± 0.04 | 9.95 ± 0.05 | — |
| | Composition of D | pKASA ± | pKFA ± | p ± | pKKpf |
| | ASA + FA + 4NO2PhOH + Kpf | 3.77 ± 0.05 | 2.91 ± 0.06
4.75 ± 0.37 | 7.52 ± 0.05 | 4.68 ± 0.36 |
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