Table 3. Binding Affinity Obtained from Fluorescence Titration Experiments and Red-Shift Observed from UV–Visible Titration of Oligo–Ligand Complexes.
|
Ka |
Ka |
|||
|---|---|---|---|---|
| BBZs | binding affinity with oligo-1 (M–1) | UV titration redshift (nm) | binding affinity with oligo-2 (M1) | UV titration redshift (nm) |
| 10a | 7 × 106 | 14 | 2 × 106 | 10 |
| 10b | 7 × 106 | 10 | 3 × 106 | 8 |
| 10c | 8 × 106 | 11 | 2 × 106 | 8 |
| 11a | 3 × 107 | 15 | 5 × 106 | 8 |
| 11b | 7 × 106 | 16 | 2 × 106 | 10 |
| 11c | 7 × 106 | 8 | 3 × 106 | 2 |
| 11d | 8 × 106 | 12 | 1 × 106 | 5 |
| 12a | 1 × 107 | 16 | 4 × 106 | 10 |
| 12b | 1 × 107 | 18 | 2 × 106 | 9 |
| 12c | 6 × 106 | 9 | 2 × 106 | 3 |
| 12d | 9 × 106 | 13 | 4 × 106 | 5 |
| 12e | 1 × 107 | 16 | 3 × 106 | 6 |
| 13a | 9 × 106 | 12 | 2 × 106 | 12 |
| 13b | 7 × 106 | 12 | 2 × 106 | 9 |
| 13c | 5 × 106 | 7 | 1 × 106 | 3 |
| 13d | 5 × 106 | 11 | 1 × 106 | 4 |
| H 33342 | 2 × 107 | 18 | 5 × 106 | 12 |