Table 1.
NMR Data of Compound 1a
Position | 1Hb | 13Cc |
---|---|---|
1 | 1.67 br d (6.4) | 17.6 |
2 | 5.61 dq (15.1, 6.4) | 126.8 |
3 | 5.45 m | 134.7 |
4 | 3.98 dd (13.0, 6.0) | 73.4 |
5 | 2.18 m; 2.32 m | 41.7 |
6 | 5.45 m | 128.7 |
7 | 5.45 m | 132.1 |
8 | 1.85 m; 2.20 m | 37.4 |
9 | 1.55 m | 39.8 |
10 | 0.90 d (6.8) | 14.2 |
11 | 3.92 dd (10.9, 4.2) | 72.3 |
12 | 2.18 m | 37.4 |
13 | - | 173.2 |
14 | 3.22 m; 3.38 dd (13.5, 3.4) | 44.1 |
15 | 3.71 m | 73.1 |
16 | 2.38 m | 45.2 |
17 | 1.13 d (7.0) | 14.8 |
18 | - | 177.3 |
19 | 3.20 m | 40.2 |
20 | 1.50 m; 1.85 m | 26.6 |
21 | 1.32 m; 1.72 m | 31.3 |
22 | 3.18 m | 75.6 |
23 | 1.25 m | 35.9 |
24 | 0.83 d (6.5) | 18.1 |
25 | 1.48 m; 1.55 m | 28.9 |
26 | 1.45 m; 1.58 m | 36.8 |
27 | - | 96.7 |
28 | 1.32 m; 1.52 m | 36.2 |
29 | 1.52 m; 1.83 m | 19.8 |
30 | 1.18 m; 1.52 m | 32.2 |
31 | 3.54 m | 70.0 |
32 | 1.36 m | 35.0 |
33 | 1.52 m; 1.58 m | 34.7 |
34 | 2.62 m | 34.7 |
35 | 1.06 d (6.6) | 20.2 |
36 | 6.53 d (10.3) | 151.4 |
37 | - | 137.1 |
38 | 1.75 s | 11.4 |
39 | - | 202.5 |
40 | 2.31 s | 25.3 |
In CD3OD.
δ(ppm) 600 MHz; multiplicities; J values (Hz) in parentheses.
δ (ppm); shifts inferred from HMBC and g-HSQC spectra.