Table 2 13 C-NMR data of compounds 1–5 in ppm
COMPOUNDS | |||||
|---|---|---|---|---|---|
Carbon | 1 a | 2 b | 3 c | 4 d | 5 d |
1 | 155.0 | 154.9 | 158.1 | 157.6 | 158.2 |
2 | 128.0 | 128.0 | 127.8 | 127.9 | 127.7 |
3 | 185.8 | 185.8 | 188.7 | 188.6 | 188.7 |
4 | 122.9 | 122.9 | 122.7 | 122.8 | 122.7 |
5 | 167.9 | 167.9 | 171.6 | 171.2 | 171.7 |
6 | 147.1 | 147.0 | 147.7 | 147.3 | 147.8 |
7 | 39.87 | 32.1 | 41.4 | 41.2 | 41.3 |
8 | 36.0 | 39.6 | 36.6 | 35.9 | 37.2 |
9 | 50.9 | 48.6 | 51.9 | 51.4 | 51.7 |
10 | 44.3 | 44.3 | 45.6 | 45.5 | 45.6 |
11 | 22.63 | 71.5 | 23.0 | 23.2 | 23.6 |
12 | 32.0 | 32.0 | 38.1 | 36.6 | 37.5 |
13 | 48.1 | 48.1 | 43.7 | 43.5 | 44.2 |
14 | 51.3 | 50.8 | 48.2 | 45.4 | 51.8 |
15 | 22.3 | 22.3 | 35.9 | 36.6 | 24.3 |
16 | 35.8 | 39.7 | 70.6 | 217.7 | 30.5 |
17 | 218.8 | 218.0 | 81.7 | 86.8 | 82.1 |
18 | 13.9 | 14.5 | 12.5 | 11.9 | 11.6 |
19 | 20.1 | 20.1 | 20.1 | 20.1 | 20.1 |
20 | 112.2 | 112.2 | 112.6 | 112.9 | 112.4 |