Table 1.
Photophysical properties of synthesized porphyrins.a
| Compound | Soret (nm) | log ε (L mol-1cm-1) | Fluorescence emission (nm) | ΦFl | Φ Δ |
|---|---|---|---|---|---|
| TPP | 417 | 5.7 | 651 | 0.15 | 0.64 |
| 1 | 418 | 5.5 | 664 | 0.05 | 0.22 |
| 2c | 424 | 5.3 | 674 | 0.13 | 0.37 |
| 2t | 424 | 5.5 | 674 | 0.14 | 0.42 |
| 3 | 432 | 5 | 682 | 0.24 | 0.47 |
| 4 | 434 | 4.9 | 693 | 0.24 | 0.53 |
| 1SAM | 418 | 5.2 | 653 | 0.02 | 0.11 |
| 2cSAM | 420 | 5.2 | 652 | 0.01 | 0.01 |
| 2tSAM | 421 | 4.6 | 652 | 0 | 0.01 |
| 3SAM | 422 | 5.4 | 651 | 0.01 | 0.05 |
| 4SAM | 440 | 5.3 | 653 | 0.00 | 0.01 |
| 7 | 424 | 4.9 | 660 | 0.17 | 0.57 |
| 8 | 422 | 5.1 | 656 | 0.08 | 0.23 |
| 1SAM-TE | 417 | 5.5 | 651 | 0.05 | 0.16 |
| 1SAM-AA | 418 | 5.5 | 651 | 0.03 | 0.23 |
| 1SAM-PS | 418 | 5.2 | 650 | 0.05 | 0.23 |
| 1SAM-mPEG | 417 | 4.5 | 650 | 0.05 | 0.19 |
| 4SAM-mPEG | 420 | 5.1 | 651 | 0.02 | 0.07 |
| 4-mPEG | 437 | 5.3 | 686 | 0.3 | 0.61 |
a
All data were collected in DMF at room temperature.