ZEILASTERAL ZEILASTERAL
| RMN de 1H | Atrib. |
d |
Mult. |
J |
1 |
6,36 |
1H |
||
7 |
7,30 |
1H |
||
25 |
1,56 |
3H |
||
27 |
1,10 |
3H |
||
26 |
1,33 |
3H |
||
28 |
1,18 |
3H |
||
30 |
0,56 |
3H |
||
23 |
11,00 |
1H |
||
COOMe |
3,53 |
3H |
Tetrahedron Letters
, 24(19), 2-25-2028, 1983 RMN
de 1H |
Atrib |
d |
Mult |
J |
Atrib |
d |
Mult |
J |
1 |
7,29 |
s |
21 a |
2,21 |
d br |
14 |
||
7 |
6,34 |
s |
21 b |
1,39 |
td |
14; 4,5 |
||
11 a |
1,93 |
td |
13; 5,5 |
22 a |
2,05 |
td |
14; 4 |
|
11 b |
2,26 |
ddd |
13; 4,5; 2 |
22 b |
0,97 |
ddd |
14; 4,5; 2 |
|
12 a |
1,83 |
ddd |
13; 5,5; 2 |
23 |
11,0 |
d br |
14 |
|
12 b |
1,72 |
td |
13; 4,5 |
25 |
1,57 |
s |
||
15 a |
1,70 |
ddd |
13,5; 5,5 |
26 |
1,32 |
s |
||
15 b |
1,58 |
ddd |
13,5; 6,5; 2 |
27 |
0,58 |
s |
||
16 b |
1,53 |
ddd |
15; 5,5; 2 |
28 |
1,11 |
s |
||
16 a |
1,91 |
ddd |
15; 13,5; 6,5 |
30 |
1,18 |
s |
||
18 |
1,61 |
d br |
8 |
OCH3 |
3,54 |
s |
||
19 a |
2,43 |
d |
15,5 |
2-OH |
6,36 |
s |
||
19 b |
1,70 |
dd |
15,5; 8 |
3-OH |
12,90 |
s |
| RMN de 13C (CDCl3/100MHz) |
C |
d |
C |
d |
C |
d |
1 |
116,2 |
11 |
33,8 |
21 |
29,85c |
|
2 |
149,2a |
12 |
29,81c |
22 |
34,9 |
|
3 |
149,7a |
13 |
39,4 |
23 |
200,3 |
|
4 |
117,0 |
14 |
45,1 |
25 |
36,4 |
|
5 |
122,9 |
15 |
28,7 |
26 |
20,5 |
|
6 |
186,0 |
16 |
36,4 |
27 |
18,3 |
|
7 |
125,3 |
17 |
30,6 |
28 |
31,7 |
|
8 |
173,8 |
18 |
44,4 |
29 |
178,8 |
|
9 |
40,52b |
19 |
30,9 |
30 |
32,8 |
|
10 |
150,5 |
20 |
40,49b |
31 |
51,5 |
J. Chem. Research (M)
, 1901-1909, 1989