Table 1.
1H-NMR data (600 MHz, CDCl3) and 13C-NMR data (150 MHz, CDCl3) of soyauxinine (1).
| Position | 1 | ||
|---|---|---|---|
| δc | δ H | HMBC | |
| 1 | 154.0 | ||
| 2 | 94.8 | 6.18(1H, d, J = 2.4) | 1, 3 |
| 3 | 165.4 | ||
| 4 | 102.2 | 6.11 (1H, dd; J = 9.0, 2.4) | 3, 5a |
| 5 | 135.5 | 7.45 (1H, d, J = 9.0) | 1, 3, 6 |
| 5a | 109.0 | ||
| 6 | 175.1 | ||
| 7 | 47.8 | 4.15 (2H, t, J = 6.4) | 6, 8a, 13 |
| 8 | 21.3 | 3.20 (2H, t, J = 6.4) | 8a, 13a |
| 8a | 122.3 | ||
| 9a | 125.0 | ||
| 9 | 120.7 | 7.63 (1H, d, J = 8.0) | 12, 12a |
| 10 | 120.7 | 7.16 (1H, t, J = 8.0) | 9a, 12 |
| 11 | 126.0 | 7.28 (1H, t, J = 8.0) | 9, 10, 12 |
| 12 | 113.0 | 7.14 (1H, t, J = 8.0) | 9, 9a, 10 |
| 12a | 138.4 | ||
| 13a | 126.4 | ||
| 13 | 162.1 | ||
| 1-NCH3 | 29.7 | 2.96 (3H, d, J = 5.0) | 1 |
| 1-NHCH3 | 7.80 (1H, q, J = 5.0) | 2 | |
| 3-OCH3 | 55.3 | 3.81(1H, s) | 3 |
| NH | 9.69, brs | 8a, 12a | |