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1H- and 13C-NMR data of 1-oxo-bisabolone.
| Position | δ C | δH (J in Hz) |
|---|---|---|
| 1 | 201.07 | - |
| 2 | 127.15 | 5.86 (q, 1.0 Hz) |
| 3 | 161.09 | - |
| 4 | 30.89 | 2.30 (m) 2.30 (m) |
| 5 | 22.35 | 1.76 (m) 1.91 (m) |
| 6 | 49.84 | 2.15 (ddd, 12.3, 4.1, 4.1 Hz) |
| 7 | 30.26 | 2.34 (m) |
| 8 | 34.69 | 1.28 (m) 1.30 (m) |
| 9 | 25.99 | 1.97 (m) 2.02 (m) |
| 10 | 124.50 | 5.12 (tq, 7.0, 1.5 Hz) |
| 11 | 131.38 | - |
| 12 | 17.62 | 1.60 (brs) |
| 13 | 25.68 | 1.68 (brs) |
| 14 | 24.08 | 1.93 (s) |
| 15 | 15.57 | 0.79 (d, 6.9 Hz) |
