3,6-DIOXO-LUPAN-20(29)-EN-30,21a-OLÍDEO
(OCRACEOLÍDEO C)
RMN de 1H |
Atrib | d | Mult | J | Atrib | d | Mult | J |
29a | 6,34 | d (1H) | 2 | 24 | 1,49 | s (3H) | ||
29b | 5,72 | d (1H) | 1,6 | 25 | 1,16 | s (3H) | ||
21 | 4,97 | ddd (1H) | 7,2; 6,9; 7,1 | 26 | 1,14 | s (3H) | ||
19 | 3,17 | m (1H) | 10,8; 7,3; 1,6 | 23 | 1,09 | s (3H) | ||
2 | 2,77 | ddd (1H) | 14,6; 14,4; 5,9 | 27 | 1,02 | s (3H) | ||
7a | 2,48 | d (1H) | 11,9 | 28 | 0,84 | s (3H) | ||
5 | 2,47 | s (1H) |
RMN de 13C (CDCl3) 75 MHz | C |
d |
C |
d |
C |
d |
1 |
40,77 |
11 |
21,08 |
21 |
82,02 |
|
2 |
33,65 |
12 |
26,42 |
22 |
47,47 |
|
3 |
214,19 |
13 |
37,24 |
23 |
24,03 |
|
4 |
46,73 |
14 |
43,26 |
24 |
21,61 |
|
5 |
64,90 |
15 |
26,96 |
25 |
16,30 |
|
6 |
211,04 |
16 |
34,24 |
26 |
15,89 |
|
7 |
51,3 |
17 |
43,66 |
27 |
14,40 |
|
8 |
47,36 |
18 |
52,02 |
28 |
19,22 |
|
9 |
49,64 |
19 |
44,92 |
29 |
124,77 |
|
10 |
43,34 |
20 |
138,80 |
30 |
170,97 |
Journal of Natural Products
, 54(5), 1353-1359, 1991