Table 1.
Optical and photochemical properties of the porphyrins determined in DMSO.
| Absorption | Emission | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| λ (nm), ε (M−1 cm−1) 103 | λ (nm), ΦF, τF, ΦΔ | ||||||||
| Compound | B | Qy (0–1) |
Qy (0–0) |
Qx (0–1) |
Qx (0–0) |
(0–0) (0–1) |
ΦF | τF/ns | Singlet Oxygen Quantum Yield |
| TPP | 418 195.3 |
513 7.9 |
549 3.4 |
590 2.2 |
645 - |
648, 714 | 0.10 | 10.1 | 0.60 |
| ClTPP | 417 234.7 |
512 15.3 |
542 4.5 |
587 3.1 |
652 - |
651, 712 | 0.04 | 7.2 | 0.65 |
| Cl2TPP | 418 258.6 |
511 15.3 |
541 - |
588 - |
657 - |
649, 714 | 0.02 | 4.9 | 0.83 |
| TPPS | 420 205.3 |
515 8.6 |
550 6.9 |
590 - |
646 - |
650, 715 | 0.10 | 11.5 | 0.70 |
| Cl2TPPS | 419 240.5 |
513 17.0 |
544 5.3 |
587 3.4 |
642 2.7 |
648, 711 | 0.02 | 6.0 | 0.95 |
| TMPyP | 425 190.3 |
521 6.9 |
585 1.9 |
640 | 664, 714 | 0.05 * | 4.6 ** | 0.70 | |