Table 1 NMR Data of Nar a
Position | δ H (m, J Hz) | δ C , m b |
|---|---|---|
2 | 5.33 (dd, 13.2, 3.0) | 80.5, d |
3 | 3ax 3.11 (dd, 13.2, 17.1) | 44.0, t |
3eq 2.69 (dd, 17.1, 3.0) | ||
4 | - | 197.8, s |
5 | - | 165.5, s |
6 | 5.90 (d, 1.8) | 96.2, d |
7 | - | 168.4, s |
8 | 5.89 (d,1.8) | 97.1, d |
9 | - | 164.9, s |
10 | - | 103.4, s |
1′ | - | 131.1, s |
2′ | 7.32 (dd, 7.2, 1.8) | 129.1, d |
3′ | 6.83 (dd, 6.6, 2.4) | 116.3, d |
4′ | - | 159.0, s |
5′ | 6.83 (dd, 7.2, 1.8) | 116.3, d |
6′ | 7.32 (dd, 7.2, 1.8) | 129.1, d |
OH | 4.89 (s) | - |