Table 2.
The NMR data of new compounds, recorded at 1H-400 MHz; 13C-100 MHz in Methanol-d4.
| No. C/H | δC ppm | δH (ppm), Integration, Multiplicity, J (Hz) |
|---|---|---|
| 2-isopentylquinolin-4-one | ||
| 1 (CH3) | 22.8 | 0.99 (3H, m, J = 8.3, 7.0, 1.3 Hz) |
| 2 (CH3) | 22.8 | 0.99 (3H, m, J = 8.3, 7.0, 1.3 Hz) |
| 5 (CH) | 29.2 | 1.67 (1H, m, J = 7.3 Hz) |
| 3 (CH2) | 33.2 | 2.72 (2H, m, J = 8.5 Hz) |
| 4 (CH2) | 39.3 | 1.63 (2H, m) |
| 6 (CH) | 108.8 | 6.22 (1H, s) |
| 7 (CH) | 119.2 | 7.58 (1H, ddd, J = 8.46 Hz) |
| 8 (CH) | 125.2 | 7.38 (1H, d, J = 8.16, 7.03, 1.13 Hz) |
| 11 (C) | 125.6 | |
| 9 (CH) | 126.11 | 8.20 (1H,dd, J = 8.53, 1.26 Hz) |
| 10 (CH) | 133.5 | 7.68 (1H, t, J = 7.39 Hz) |
| 12 (C) | 141.7 | |
| 13 (C) | 157.5 | |
| 14 (C) | 180.8 | |
| 2-(2,3-dimethylbutyl)quinolin-4-one | ||
| 1 (CH3) | 15.2 | 0.86 (3H, d, J = 6.78 Hz) |
| 2 (CH3) | 18.2 | 0.95 (3H, d, J = 6.78 Hz) |
| 3 (CH3) | 20.6 | 0.97 (3H, d, J = 6.78 Hz) |
| 5 (CH) | 33.4 | 1.69 (1H, d, J = 13.58, 6.82, 4.39 Hz) |
| 4 (CH2) | 39.9 | 2.83 (1H, dd, J = 13.8, 5.52 Hz) |
| 6 (CH) | 40.5 | 1.89 (1H, m) |
| 7 (CH) | 109.8 | 6.21 (1H, s) |
| 8 (CH) | 119.2 | 7.39 (1H, t, J = 7.54 Hz) |
| 9 (CH) | 125.2 | 7.59 (1H, d, J = 8.03 Hz) |
| 12 (C) | 125.6 | |
| 10 (CH) | 126.1 | 8.21 (1H, d, J = 8.2 Hz) |
| 11 (CH) | 133.5 | 7.68 (1H, m) |
| 13 (C) | 141.7 | |
| 14 (C) | 156.8 | |
| 15 (C) | 180.5 | |