Table 3 NMR spectroscopic data of compound 5
NO | 13C/ppma | 1H/ppmb multiplicities (J/Hz) | HMBC |
|---|---|---|---|
1 | 34.0 | s.o., 1.15 d (6.30) | C-2, C-19, C-10, C-3,C-5,C-8,C-9 |
2 | 71.4 | 3.59Â m | C-1, C-3,C-4,C-10 |
3 | 81.1 | 2.98 d (9.08) | C-28,C-29,C-1 |
4 | 50.8 | – | C-28,C-29,C-6 |
5 | 140.7 | – | C-7,C-1,C-10 |
6 | 120.5 | 5.73 d (5.49) | C-4,C-5,C-7,C-10,C-8 |
7 | 24.1 | s.o., 2.39Â m | C-6,C-8 |
8 | 42.7 | 1.93 br d (7.66) | C-30,C-19,C-7,C-15,C-6,C-10 |
9 | 48.4 | – | C-19,C-12,C-10,C-8 |
10 | 33.4 | 2.62 br d (14.43) | C-6,C-8,C-19,C-1 |
11 | 213.1 | – | C-12,C-19 |
12 | 48.7 | 3.18 d (14.49), 2.52 d (6.81) | C-18, C-17, C-11, C-13 |
13 | 51.7 | – | C-12, C-15, C-17, C-18, C-30 |
14 | 48.1 | – | C-30, C-18, C-12, C-7, C-16,C-8, C-15 |
15 | 45.4 | s.o., 1.85Â m | C-30, C-8 |
16 | 71.1 | 4.33Â m | C-17, C-15 |
17 | 58.2 | 2.48 d (7.03) | C-18, C-21, C-12, C-16 |
18 | 19.9 | 0.96Â s | C-12, C-13, C-14, C-17 |
19 | 20.4 | 1.27Â s | C-10, C-8 |
20 | 78.4 | – | C-21, C-16, C-17 |
21 | 24.7 | 1.55 s | – |
22 | 202.6 | – | C-24, C-23 |
23 | 119.4 | 6.46 d (15.6) | C-24 |
24 | 152.0 | 7.07 d (15.6) | C-27, C-26, C-23 |
25 | 79.4 | – | C27, C26, C23 |
26 | 26.5 | 1.57Â s | C-27, C-24 |
27 | 26.1 | 1.55Â s | C-26 |
28 | 21.7 | 1.27Â s | C-29 |
29 | 23.8 | 1.20Â s | C-28 |
30 | 19.1 | 1.10Â s | C-15, C-21, C-8 |