Table 1.
1H- (600 MHz) and 13C-NMR (150 MHz) data of 1 in CDCl3 (δ in ppm, J in Hz).
| Position | δH | δC | δH | δC | |
|---|---|---|---|---|---|
| 1 | 4.07, m | 63.5 t | 5′ | 1.26, overlap | 29.2 a d |
| 2 | 1.74, m | 27.9 t | 6′ | 1.26, overlap | 29.4 a d |
| 3 | 2.16, m | 28.7 t | 7′ | 1.26, overlap | 29.6 a d |
| 4 | 5.87, dt (15.6, 6.4) | 137.2 d | 8′ | 1.26, overlap | 29.7 a d |
| 5 | 5.39, dd (15.6, 7.2) | 125.4 d | 9′ | 1.26, overlap | 29.6 a d |
| 6 | 4.22, t (6.5) | 81.1 d | 10′ | 1.26, overlap | 29.7 a d |
| 7 | 4.40, d (6.5) | 65.5 d | 11′ | 1.26, overlap | 29.7 a d |
| 8 | 79.1 s | 12′ | 1.26, overlap | 29.7 a d | |
| 9 | 71.3 s | 13′ | 1.26, overlap | 29.7 a d | |
| 10 | 77.8 s | 14′ | 1.26, overlap | 31.8 t | |
| 11 | 71.7 s | 15′ | 1.29, overlap | 22.7 t | |
| 12 | 5.50, dd (15.7, 1.2) | 109.7 d | 16′ | 0.88, t (6.9) | 14.2 q |
| 13 | 6.31, dq (15.7, 7.0) | 144.3 s | 1″ | 4.32, d (7.8) b | 99.0 d |
| 14 | 1.81, d (7.0) | 18.9 q | 2″ | 3.47, m | 73.1 d |
| 1′ | 174.1 s | 3″ | 3.23, m | 75.6 d | |
| 2′ | 2.29, t (7.6) | 34.4 t | 4″ | 3.62, m | 68.8 d |
| 3′ | 1.61, m | 25.0 d | 5″ | 3.50, m | 76.2 d |
| 4′ | 1.29, m | 29.7 a t | 6″ | 3.84, m | 60.2 t |
a These signals can be exchangeable. b Observed in methanol-d4.