7',8'-DIHIDROXIXUXUARINA
Ab
RMN de 1H (CDCl3) 400 MHz |
Atrib |
d |
Mult |
J |
Atrib |
d |
Mult |
J |
1 |
6,10 |
d |
1,6 |
1' |
6,60 |
s |
||
6 |
6,54 |
dd |
1,6; 6,9 |
7' |
2,55 |
s |
||
7 |
6,13 |
d |
6,9 |
7' |
2,60 |
|||
20 |
2,49 |
m |
20' |
2,48 |
m |
|||
22a |
2,88 |
d |
14,2 |
22'a |
2,88 |
d |
14,5 |
|
23 |
1,57 |
s |
23' |
2,60 |
s |
|||
25 |
1,42 |
s |
25' |
1,16 |
s |
|||
26 |
1,27 |
s |
26' |
1,07 |
s |
|||
27 |
0,99 |
s |
27' |
1,24 |
s |
|||
28 |
0,99 |
s |
28' |
0,99 |
s |
|||
30 |
0,97 |
d |
6,0 |
30' |
0,99 |
d |
6,6 |
RMN de 13C
|
C |
d quinonóide |
d aromático |
C |
d quinonóide |
d aromático |
C |
d quinonóide |
d aromático |
1 |
115,14 | 108,82 | 11 |
33,16 | 33,05 | 21 |
213,91d | 213,32d | |
2 |
189,45 | 145,38 | 12 |
29,88 | 29,71 | 22 |
52,41 | 53,61 | |
3 |
91,19 | 137,53 | 13 |
39,84 | 39,53 | 23 |
24,61 | 13,21 | |
4 |
76,85 | 129,69 | 14 |
44,00 | 40,04 | 25 |
26,39 | 39,71 | |
5 |
132,31 | 125,27 | 15 |
27,92 | 28,56 | 26 |
22,39 | 14,97 | |
6 |
128,39 | 200,06 | 16 |
35,52a | 35,38a | 27 |
19,64 | 18,14 | |
7 |
117,19 | 37,49 | 17 |
38,22b | 38,16b | 28 |
32,77e | 32,52e | |
8 |
163,23 | 41,90 | 18 |
43,54 | 44,00 | 30 |
15,17f | 15,11f | |
9 |
43,65 | 37,15 | 19 |
31,96 | 31,77 | ||||
10 |
172,71 | 152,32 | 20 |
42,31c | 41,95c |
Tetrahedron, 51(4), 1107-1120, 1995