Position | DMSO-d 6 | |||
---|---|---|---|---|
 | 2 | 3 | ||
 | 1 H | 13 C | 1 H | 13 C |
1 | - | - | - | - |
C2(C = O) | - | 162.5 | - | 161.8 |
C3 | 6.29s | 113.2 | 7.95d | 117.05 |
C4 | - | 152.6 | 6.72d | 147.3 |
C5 | 6.62d | 109.3 | 5.35d | 113.4 |
C6(OH) | 6.43d | 143.7 | 6.25d | 143.6 |
C7 | - | 146.8 | - | 146.2 |
C8 | 6.82d | 104.9 | 6.80d | 104.2 |
C9 | - | 147.5 | - | 149.7 |
C10 | - | 112.5 | - | 111.3 |
C11(CH3) | 2.45s | 19.8 | - | - |
C12(OCH3) | 3.84s | 56.3 | 3.79s | 56.1 |