Table 1 NMR data related to compounds 2 and 3 (1H at 300 MHz, CDCl3)
Hydrogen | Compound | |
|---|---|---|
2a δ(ppm) (m/J Hz) | 3b δ(ppm) (multiplicity/J Hz) | |
3 | 5,41 (dd/J1 = 8,0/J2 = 2,9) | 5,45 (dd/J 1 = 7,8/J 2 = 3,0) |
5 | 6,63 (d/1,9) | 6,68 (d/1,8) |
7 | 6,87 (d/1,9) | 6,72 (d/1,8) |
10 | 2,16 e 1,61 (m) | 2,22 e 1,70 (m) |
11 | 1,22 (m) | 1,25-1,31 (m) |
12 | 1,22 (m) | 1,25-1,31 (m) |
13 | 1,22 (m) | 1,25-1,31 (m) |
14 | 1,22 (m) | 1,25-1,31 (m) |
15 | 1,28 | 1,25-1,31 (m) |
16 | 0,83 (t/J = 6,9) | 0,84 (t/J = 6,3) |
C-4-OCH3 | 3,82 (s) | - |
C-6-OCH3 | 3,83 (s) | - |
Ph-OH | - | 9,28 e 8,96 (sl) |