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1H and 13C NMR data for 5 in CDCl3.
| No. | δC | δH (J in Hz) | No. | δC | δH (J in Hz) |
|---|---|---|---|---|---|
| 8 | 137.7 | 16 | 170.8 | ||
| 9 | 78.2 | 3.79 (dd, 8.0, 10.0) | 17 | 79.9 | 5.44 (s) |
| 11 | 23.3 | 1.76 (dddd, 4.0, 10.0, 13.5, 13.5) | 18 | 18.4 | 1.14 (s) |
| 2.14 (m) | 20 | 119.8 | |||
| 12 | 31.2 | 1.32 (dt like, ca. 4, 14) | 21 | 141.2 | 7.46 (t like, ca. 2) |
| 1.47 (dt like, ca. 4, 14) | 22 | 109.9 | 6.41 (t like, ca. 2) | ||
| 13 | 39.1 | 23 | 143.0 | 7.42 (t like, ca. 2) | |
| 14 | 134.9 | 30 | 14.6 | 1.86 (s) | |
| 15 | 67.3 | 4.98 (br. s) | 9-OCH3 | 56.0 | 3.37 (s) |
