Table 3.
Data 1H-NMR and 13C-NMR of compound 13 recorded in CD3OD.
| Position | δC (Type) | δH (J in Hz) |
|---|---|---|
| 1 | 94.1 (CH) | 5.82 (brs) |
| 3 | 141.5 (CH) | 6.20 (dd, J = 6.3, 2.7 Hz) |
| 4 | 103.2 (CH) | 4.73 (m) |
| 5 | 41.3 (CH) | 2.80 (m) |
| 6 | 76.8 (CH) | 4.00 (m) |
| 7 | 48.5 (CH2) | 2.14 m |
| 8 | 90.3 (C) | |
| 9 | 49.4 (CH) | 2.89 (m) |
| 10 | 22.4 (CH3) | 1.58 (s) |
| 1′ | 99.8 (CH) | 4.63 (d, J = 7.8 Hz) |
| 2′ | 74.6 (CH) | 3.20 (t, J = 7.8 Hz) |
| 3′ | 77.8 (CH) | 3.28 ov |
| 4′ | 71.4 (CH) | 3.28 ov |
| 5′ | 77.9 (CH) | 3.36 ov |
| 6′ | 62.7 (CH2) | 3.83 (d, J = 12.0 Hz) 3.60 m |
| 1″ | 135.9 (C) | |
| 2′ | 126.8 (CH) | 7.39 ov |
| 3″ | 121.9 (CH) | 7.33 ov |
| 4″ | 131.8 (CH) | 7.58 ov |
| 5″ | 126.8 (CH) | 7.39 ov |
| 6″ | 121.9 (CH) | 7.39 ov |
| 7″ | 142.4 (CH) | 6.93 (d, J = 12.6 Hz) |
| 8″ | 122.3 (CH) | 5.95 (d, J = 12.6 Hz) |
| 9″ | 168.2 (C) |
brs = broad singlet = doublet, m = multiplet; ov = overlapped; s = singlet; t = triplet, J values (Hz) are reported in brackets