384
K. Singhal and A. Kumar
Table 16.1
(continued)
N
N
R
R
Imidazolium ion
N
R
Pyridinium ion
IL
Established anion
References IL
Established anion
References
N
N
R
R
PF
6
PF
6
−
[20]
N
R
PF
6
PF
6
−
[20]
N
N
R
R
NO
3
NO
3
−
[18]
N
R
NO
3
NO
3
−
[18]
(continued)