Table 1:
Optical properties of compounds 2 and 3 in different solvents.
| Solvents | Compound 2 | Compound 3 | ||||
|---|---|---|---|---|---|---|
| Abs. (λAbs) | Fl. Em. (λem) | Q.Y. (фfl) | Abs. (λAbs) | Fl. Em. (λem) | Q.Y. (фfl) | |
| DCM | 415 | 674 | 0.27 | 428 | 576 | 0.08 |
| DMF | 392 | 695 | 0.21 | 389 | 577 | 0.01 |
| DMSO | 392 | 695 | 0.27 | 398 | 588 | 0.02 |
| EtOH | 391 | 694 | 0.25 | |||
| MeCN | 386 | 683 | 0.28 | 389 | 557 | 0.100 |
| MeOH | 394 | 693 | 0.14 | 398 | 570 | 0.02 |
| THF | 394 | 690 | 0.15 | |||
| Water | 384 | 672 | 0.05 | 398 | 575 | 0.003 |