Table 1.
Position | δC, mult. | δH (J Hz) | gCOSY | gHMBC a |
---|---|---|---|---|
NH | - | - | - | - |
2 | 131.1, qC | - | - | - |
3 | 97.8, qC | - | - | - |
4 | 100.0, qC | - | - | - |
5 | 100.0, qC | - | - | - |
6 | 32.5, CH2 | 3.87, s | - | 2, 3, 7, 8, 12 |
7 | 128.7, qC | - | - | - |
8 | 129.9, CH | 7.05, d (8.3) | 9 | 2 b, 6, 7, 9, 10, 11, 12 |
9 | 115.8, CH | 6.81, d (8.3) | 8 | 8, 10, 11, 12 |
10 | 155.1, qC | - | - | - |
OH | - | - | - | - |
11 | 115.8, CH | 6.81, d (8.3) | 12 | 8, 10, 11, 12 |
12 | 129.9, CH | 7.05, d (8.3) | 11 | 6, 8, 9, 10, 11 |
a (nJCH = 7.5 Hz), b (nJCH = 12 Hz).