Table 3.
Chemical structures of ionic liquids.
| Ionic Liquids | Cations | Anions |
|---|---|---|
| [C4mim]Cl (1-butyl-3-methylimidazolium-chloride) |
|
Cl− |
| [C4mim]NO3 (1-butyl-3-methylimidazolium-nitrate) |
|
NO3− |
| [C4mim]PF6 (1-butyl-3-methylimidazolium-hexafluorophosphate) |
|
PF6− |
| [C4mim]Br (1-butyl-3-methylimidazolium-bromine) |
|
Br− |
| [C4mim]BF4 (1-butyl-3-methylimidazolium-tetrafluoroborate) |
|
BF4− |
| [C4mim]CH3COO (1-butyl-3-methyli-midazolium-acetate) |
|
CH3COO− |
| [C2mim]PF6 (1-ethyl-3-methylimidazolium-hexafluorophosphate) |
|
PF6− |
| [C6mim]PF6 (1-hexyl-3-methylimidazolium-hexafluorophosphate) |
|
PF6− |
| [C8mim]PF6 (1-octyl-3-methylimida-zolium-hexafluorophosphate) |
|
PF6− |
| [C10mim]PF6 (1-decyl-3-methylimidazolium-hexafluorophosphate) |
|
PF6− |
| [C12mim]PF6 (1-dodecyl-3-methylimidazolium-hexafluorophosphate) |
|
PF6− |