Table 1.
No. | 1 b | 2 c | ||
---|---|---|---|---|
1H | 13C | 1H | 13C | |
1 | 170.33 s | 172.31 s | ||
2 | 2.61 dd (17.6, 5.1) | 38.66 t | 2.54 dd (17.7, 3.5) | 37.81 t |
2.73 dd (17.6, 3.7) | 2.71 dd (17.7, 4.7) | |||
3 | 4.38 m | 62.83 d | 4.25 m | 61.96 d |
4 | 1.73 m | 36.13 t | 1.72 m | 35.14 t |
1.95 m | 1.93 m | |||
5 | 4.68 tdd (7.9, 5.2, 3.0) | 75.68 d | 4.69 m | 76.46 d |
6 | 1.59 m | 35.49 t | 1.61 m | 35.32 t |
1.73 m | 1.70 m | |||
7 | 1.41 m | 25.11 t | 1.36 m | 24.86 t |
8 | 1.30 m | 26.39 t | 1.37 m | 26.49 t |
9 | 1.08 m | 36.55 t | 1.19 m | 38.58 t |
1.30 m | 1.40 m | |||
10 | 1.54 m | 29.88 d | 1.66 m | 28.37 d |
11 | 0.93 m | 44.79 t | 1.30 m | 48.71 t |
1.22 m | 1.48 m | |||
12 | 1.45 m | 30.11 d | 72.37 s | |
13 | 1.14 m | 32.67 t | 1.45 m | 38.19 t |
1.35 m | 1.60 m | |||
14 | 1.38 m | 36.55 t | 1.47 m | 33.19 t |
1.48 m | 1.52 m | |||
15 | 3.76 m | 68.56 d | 3.69 m | 67.85 d |
16 | 1.19 d (6.9) | 23.54 q | 1.16 d (6.2) | 22.17 q |
17 | 0.85 d (6.4) | 20.28 q | 1.15 s | 25.91 q |
18 | 0.84 d (6.4) | 20.26 q | 0.97 d (6.6) | 21.01 q |
Measured at 500 MHz for 1H and 125 MHz for 13C with reference to the solvent signals, δ in ppm and J in Hz;
Measured in CDCl3;
Measured in CD3OD.