Table 2.
1H- (400 MHz) and 13C-NMR (100 MHz) data of compounds 1–4 in DMSO-d6.
| No. position |
1 | 13C | 2 | 13C | 3 | 13C | 4 | 13C |
|---|---|---|---|---|---|---|---|---|
| δH (J in Hz) | δH (J in Hz) | δH (J in Hz) | δH (J in Hz) | |||||
| 2 | 4.49 (s) | 71.1 | 4.78 (d, 9.9) | 77.5 | 4.57 (d, 6.4) | 56.8 | 4.89 (d, 10.4) | 76.7 |
| 3 | 4.17 (d, 4.4) | 62.4 | 1.85 (m) 2.02 (m) |
29.1 | 3.89 (m) | 81.2 | 1.86 (m) 2.11 (m) |
28.7 |
| 4 | 2.83 (dd17.2, 4.4) 2.64 (d, 17.2) |
25.8 | 2.60 (br s) | 19.6 | 2.66 (dd, 16.4, 4.8) 2.44 (overlapped) |
27.1 | 2.62 (2H, br s) | 19.0 |
| 5 | 155.5 | 156.4 | 155.1 | 155.8 | ||||
| 6 | 6.14 (s) | 100.9 | 6.16 (s) | 100.9 | 6.17 (s) | 100.4 | 6.18 (s) | 100.6 |
| 7 | 149.9 | 150.1 | 149.8 | 149.7 | ||||
| 8 | 6.00 (s) | 101.0 | 6.09 (s) | 101.3 | 6.11 (s) | 100.6 | 6.13 (s) | 100.9 |
| 9 | 156.7 | 156.5 | 156.1 | 156.0 | ||||
| 10 | 104.9 | 107.4 | 105.6 | 107.0 | ||||
| 1' | 123.2 | 133.0 | 132.6 | 138.7 | ||||
| 2' | 121.1 | 6.31 (s) | 105.5 | 6.25 (s) | 105.7 | 6.43 (s) | 104.9 | |
| 3' | 144.5 | 146.4 | 145.7 | 150.2 | ||||
| 4' | 134.3 | 132.0 | 129.4 | 126.4 | ||||
| 5' | 142.8 | 146.4 | 145.7 | 150.2 | ||||
| 6' | 6.33 (s) | 108.8 | 6.31 (s) | 105.5 | 6.25 (s) | 105.7 | 6.43 (s) | 104.9 |
| 7' | 75.3 | |||||||
| 8' | 1.45 (3H, s) | 28.9 | ||||||
| 9' | 1.51 (3H, s) | 24.6 | ||||||
| 1" | 164.9 | 164.9 | 164.9 | 164.5 | ||||
| 2" | 118.9 | 118.9 | 118.4 | 118.9 | ||||
| 3" | 7.02 (s) | 109.5 | 7.04 (s) | 109.5 | 7.04 (s) | 109.0 | 7.04 (s) | 109.2 |
| 4" | 146.2 | 146.2 | 145.7 | 145.6 | ||||
| 5" | 139.6 | 139.6 | 139.2 | 139.2 | ||||
| 6" | 146.2 | 146.2 | 145.7 | 145.6 | ||||
| 7" | 7.02 (s) | 109.5 | 7.04 (s) | 109.5 | 7.04 (s) | 109.0 | 7.04 (s) | 109.2 |
| 1"' | 163.9 | |||||||
| 2"' | 118.4 | |||||||
| 3"' | 7.06 (s) | 109.0 | ||||||
| 4"' | 145.8 | |||||||
| 5"' | 138.9 | |||||||
| 6"' | 145.8 | |||||||
| 7"' | 7.06 (s) | 109.0 |