Table 3.
1H and 119Sn NMR spectral data for 1–4.
| Complex | 1H NMR | 119Sn NMR |
|---|---|---|
| 1 | 8.46 (s, 1H, quinolinyl), 7.96–7.32 (m, 17H, quinolinyl and 3Ph), 3.83 (s, exch., 1H, NH), 3.75 (q, J = 7.6 Hz, 2H, CH2), 3.43 (s, 4H, piperazinyl), 2.75 (s, 4H, piperazinyl), 1.34 (t, J = 7.6 Hz, 3H, Me) |
–175.1 |
| 2 | 8.68 (s, 1H, quinolinyl), 7.93 (d, J = 16.0 Hz, 1H, quinolinyl), 7.61 (d, J = 4.0 Hz, 1H, quinolinyl), 3.83 (s, exch., 1H, NH), 3.53 (q, J = 7.7 Hz, 2H, CH2), 3.34 (s, 4H, piperazinyl), 2.46 (s, 4H, piperazinyl), 1.65–0.92 (m, 30H, Me and 3Bu) |
–152.1 |
| 3 | 8.68 (s, 2H, quinolinyl), 7.96 (d, J = 15.0 Hz, 2H, quinolinyl), 7.61 (d, J = 4.0 Hz, 2H, quinolinyl), 7.39–7.16 (m, 20H, 4Ph), 3.48 (q, J = 7.5 Hz, 4H, 2CH2), 3.89 (s, exch., 2H, 2NH), 3.74 (s, 8H, piperazinyl), 2.80 (s, 8H, piperazinyl), 1.35 (q, J = 7.5 Hz, 6H, 2Me) |
–399.8 |
| 4 | 9.10 (s, 2H, quinolinyl), 7.53 (d, J = 14.0 Hz, 2H, quinolinyl), 7.39 (d, J = 4.0 Hz, 2H, quinolinyl), 4.97 (s, exch., 2H, 2NH), 3.68 (q, J = 7.7 Hz, 4H, 2CH2), 3.43 (s, 8H, piperazinyl), 2.80 (s, 8H, piperazinyl), 1.41 (s, 6H, 2Me), 0.89 (t, J = 7.7 Hz, 6H, 2Me) |
–230.2 |