S.No. | Protonation equilibria of 1,10-phen | Step-wise protonation constants | Water | PEG-400 | TBAB |
1 |
| Log K1 | 4.93 | 4.89 | 4.84 |
2 |
| Log K2 | 1.29 | 0.99 | 0.89 |