Table 2.
Coupling constants 3 J H,H and 1 J C,H for the 2‐amino‐2‐deoxy‐AltpA unit (A) present in selected AB disaccharides.
|
Entry |
AB disaccharide |
1 J C1,H1 (Hz) |
3 J H,H (Hz) |
|||
|---|---|---|---|---|---|---|
|
|
|
|
J 1,2 |
J 2,3 |
J 3,4 |
J 4,5 |
|
1 [24] |
44 |
170 |
3.3 |
5.4 |
3.6 |
7.6 |
|
2 |
37 |
169 |
5.6 |
– |
2.7 |
4.6 |
|
3 |
29 |
170 |
3.2 |
5.0 |
3.5 |
7.8 |
|
4 |
47 |
176 |
7.8 |
10.5 |
2.9 |
2.2 |
|
5 |
48 |
174 |
7.9 |
10.3 |
3.4 |
2.3 |