Table 1.
1H and 13C-NMR data for compound 1.
| 1 |
||
|---|---|---|
| Position | δHa,b | δCa,c |
| 1 | ||
| 2 | 164.0 | |
| 3 | 6.65(s) | 112.4 |
| 4 | 182.0 | |
| 4a | 117.6 | |
| 5 | 144.9 | |
| 6 | 6.84(s) | 113.1 |
| 7 | 162.3 | |
| 8 | 111.6 | |
| 8a | 159.5 | |
| 9 | 98.6 | |
| 10 | 203.7 | |
| 11 | 2.35 (s) | 23.7 |
| 1' | 5.12 (d, J = 9.2 Hz) | 72.6 |
| 2' | 5.59 (t, J = 9.2 Hz) | 74.3 |
| 3' | 4.01 (m) | 78.0 |
| 4' | 3.45 (m) | 71.9 |
| 5' | 3.67 (m) | 83.3 |
| 6' | 3.91(m), 3.71 (m) | 63.5 |
| 1" | 167.4 | |
| 2" | 6.25 (d, J = 15.8 Hz) | 118.5 |
| 3" | 7.43 (d, J = 15.8 Hz) | 146.3 |
| 4" | 135.7 | |
| 5", 9" | 7.50 (m, 2H) | 129.3 |
| 6", 8" | 7.36 (m, 2H) | 130.1 |
| 7" | 7.36 (m) | 131.6 |
| 5-CH3 | 2.75 (s) | 25.0 |
| 7-OMe | 3.88 (s) | 57.2 |
a
Measured in CD3OD.
b
600 MH.
c
150 MHz.