Table 2 Selected interatomic distances [Å] and dihedral angles [º]a of the studied compounds
Compound | N+···Nsulfon | τ1 | τ2 | τ3 | τ4 | τ5 | τ6 | Ф |
|---|---|---|---|---|---|---|---|---|
2 | 5.47 | − 113.7 | − 69.0 | 179.4 | − 174.8 | 53.7 | − 147.5 | 20.6 |
3 | 5.48 | − 156.3 | 74.4 | − 170.5 | − 176.5 | − 49.5 | 159.2 | 47.1 |
4 | 5.48 | − 155.7 | 73.9 | − 171.4 | − 176.2 | − 50.5 | 158.8 | 48.0 |
5 | 5.00 | − 119.3 | − 65.1 | − 72.7 | 178.3 | − 53.7 | − 143.8 | 62.8 |
6 | 4.39 | − 102.7 | − 68.3 | 179.7 | − 55.1 | – | 154.6 | 51.5 |