Table 2.
Photophysical data of benzo [6,7]azepino[2,3-b]quinolinesa.
| Compd | Absorption | Emission | |
|---|---|---|---|
| λmax (nm), ε (104 cm−1M−1) | λmax (nm) | ΦF | |
| 3a | 309 (1.51), 329 (1.02), 403 (0.23), 428 (0.16) | 440, 463 | 0.05 |
| 3e | 314 (0.75), 405 (0.19), 428 (0.14) | 442 | 0.02 |
| 3g | 296 (1.93) | 474 | 0.01 |
| 3j | 318 (0.41), 404 (0.04), 431 (0.03) | 441, 536 | 0.01 |
| 3k | 287 (2.04), 345 (0.35) | 440, 465, 537 | 0.04 |
| 3r | 309 (1.15), 403 (0.12), 432 (0.07) | 438, 463 | 0.32 |
| 3ag | 330 (0.18) | 441, 536 | 0.03 |
| 3aj | 290 (1.20), 328 (0.51) | 441, 498 | 0.03 |
| 3an | 319 (0.63) | 440, 465, 557 | 0.03 |
| 3ao | 332 (0.10) | 441 | 0.02 |
aMeasured in DCM at 1.0 × 10−5 M, RT.