Table 2.
1H‐ and 13C‐NMR spectral data for hydroxylated derivatives of Δ6‐protoilludene
| Number[ a ] | Chemical shifts, ppm | |||
|---|---|---|---|---|
| Μ1 (Δ6‐protoilludene‐8‐ol) | Μ4 (Δ6‐protoilludene‐5‐ol) | |||
| δH [ b ] | δC | δH [ b ] | δC | |
| 1 | α: 1.33 (br t) | 41.2 | α: 1.30 (br dd) | 42.1 |
| β: 1.38 (ddd) | β: 1.35 (ddd) | |||
| 2 | 2.34 (ddd) | 46.4 | 2.09 (ddd) | 47.4 |
| 3 | – | 45.2 | – | 43.3 |
| 4 | α: 1.80 (m) | 36.2 | α: 1.82 (dd) | 47.6 |
| β: 1.77 (m) | β: 2.12 (dd) | |||
| 5 | α: 2.71 (m) | 24.8 | 4.85 (br d) | 69.4 |
| β: 2.52 (m) | ||||
| 6 | – | 141.4 | – | 144.1 |
| 7 | – | 126.3 | – | 131.7 |
| 8 | 3.97 (br s) | 74.5 | α: 1.76 (br m) | 34.1 |
| β: 1.93 (dd) | ||||
| 9 | 2.21(m) | 50.6 | 2.42 (m) | 40.7 |
| 10 | α: 1.13 (br t) | 46.6 | α: 1.00 (br t) | 48.7 |
| β: 1.74 (m) | β: 1.53 (ddd) | |||
| 11 | – | 39.8 | – | 39.7 |
| 12 | 1.03 (s) | 20.3 | 1.23 (s) | 22.4 |
| 13 | 1.63 (br s) | 11.1 | 1.72 (s) | 17.6 |
| 14 | 1.08 (s) | 29.6 | 1.05 (s) | 29.7 |
| 15 | 0.95 (s) | 27.0 | 0.93 (s) | 27.3 |
a. Numberings of carbons and protons are shown in Fig. 3.
b. The following abbreviations are used to describe multiplicity: s = singlet, d = doublet, t = triplet, m = multiplet and br = broad signal.