Table 2.
1H NMR and 13C NMR spectral data of compounds 1.
| 1H NMR (δ in ppm) | 13C NMR (δ in ppm) | ||
|---|---|---|---|
| 1H (α) | 1.70 | C1 | 30.2 (2) |
| 1H (β) | 1.972 | C2 | 33.9 (2) |
| 2H (α) | 2.194 | C3 | 213.6 (0) |
| 2H (β) | 2.198 | C4 | 46.9 (0) |
| 5H | 2.999 (dd) | C5 | 49.5 (1) |
| 6H (α) | 2.248 (dd) | C6 | 26.9 (2) |
| 6H (β) | 2.267 (dd) | ||
| 7H | 4.603 | C7 | 65.5 (1) |
| 12H (α) | 1.282 | C8 | 156.8 (0) |
| C9 | 140.2 (0) | ||
| C10 | 37.8 (0) | ||
| C11 | 196.7 (0) | ||
| C12 | 51.3 (2) | ||
| C13 | 48.4 (0) | ||
| C14 | 55.9 (0) | ||
| C15 | 215.6 (0) | ||
| 16H (α)- | 1.280 | C16 | 42.7 (2) |
| 16H (β)- | 1.282 | ||
| 17H | 1.467 | C17 | 47.2 (1) |
| 18CH3 | 0.671 | C18 | 18.1 (3) |
| 19CH3 | 1.282 | C19 | 18.8 (3) |
| 20H | 1.48 (m) | C20 | 36.3 (1) |
| 21CH3 | 0.89 (d) | C21 | 17.3 (3) |
| 22H | 1.197-1.249 (m) | C22 | 31.5 (2) |
| 23H | 2.99 & 3.17 (m) | C23 | 37.3 (2) |
| 24H | 7.26 (s) | C24 | 181.6 (0) |
| 25CH3 | 1.18 (s) | C25 | 24.1 (3) |
| 26CH3 | 1.19 (s) | C26 | 21.5 (3) |
| 27CH3 | 0.96 (s) | C27 | 28.4 (3) |