13C NMR and 1H NMR data for compounds 1–3 in MeOD.
| Pos. | 1 | Pos. | 2 | 3 | |||
|---|---|---|---|---|---|---|---|
| δ H | δ c | δ H | δ c | δ H | δ c | ||
| 1 | 176.0 | 1 | 175.7 | 172.9 | |||
| 2 | 2.37, 2.99 (m) | 34.3 | 2 | 2.39, 2.97 (m) | 34.2 | 2.39, 2.64 (m) | 35.4 |
| 3 | 4.09 (m) | 54.5 | 3 | 4.12 (m) | 54.3 | 3.88 (m) | 54.2 |
| 4 | 4.73 (m) | 85.2 | 4 | 4.70 (m) | 84.8 | 4.05 (m) | 72.9 |
| 5 | 5.74, 5.83 (m) | 124.5 | 5 | 5.80 (m) | 127.2 | 5.65 (m) | 131.0 |
| 6 | 5.74, 5.83 (m) | 139.0 | 6 | 5.80 (m) | 133.9 | 5.65 (m) | 131.7 |
| 7 | 4.34 (m) | 71.7 | 7 | 5.26 (m) | 69.8 | 5.16 (m) | 70.5 |
| 8 | 1.12 (d, J = 6.6 Hz) | 21.9 | 8 | 1.18 (d, J = 6.6 Hz) | 18.8 | 1.07 (d, J = 6.6 Hz) | 18.9 |
| 1′ | 149.9 | 1′ | 151.3 | 152.1 | |||
| 2′ | 6.56 (d, J = 8.4 Hz) | 112.8 | 2′ | 6.53 (d, J = 8.4 Hz) | 111.7 | 6.53 (d, J = 8.4 Hz) | 111.6 |
| 3′ | 7.40 (d, J = 8.4 Hz) | 130.5 | 3′ | 7.71 (d, J = 8.4 Hz) | 131.4 | 7.66 (d, J = 8.4 Hz) | 131.3 |
| 4′ | 123.7 | 4′ | 118.7 | 117.5 | |||
| 5′ | 7.40 (d, J = 8.4 Hz) | 130.5 | 5′ | 7.71 (d, J = 8.4 Hz) | 131.4 | 7.66 (d, J = 8.4 Hz) | 131.3 |
| 6′ | 6.56 (d, J = 8.4 Hz) | 112.8 | 6′ | 6.53 (d, J = 8.4 Hz) | 111.7 | 6.53 (d, J = 8.4 Hz) | 111.6 |
| 7′ | 7.55 (d, J = 15.6 Hz) | 145.0 | 7′ | 169.2 | 169.2 | ||
| 8′ | 6.80 (d, J = 15.6 Hz) | 115.7 | 1′′ | 170.7 | 170.7 | ||
| 9′ | 202.5 | 2′′ | 1.93 (s) | 19.7 | 1.94 (s) | 19.7 | |
| 10′ | 4.21 (m) | 66.8 | 3.51 (s, OCH3) | 50.7 (OCH3) | |||
| 11′ | 1.26 (d, J = 7.2 Hz) | 19.2 | |||||