16 Green Economy Approach to Develop Bioactive …
393
Table 16.2
(continued)
S. no
NPs
ILs
Catalyst
Product
References
5.
SiO
2
Ce
+4
NH
4
+
N
+
O
-
O
-
O
N
+
O
-
O
O
-
N
+
-
O
O
O
-
N
+
-
O
O
O
-
N
+
O
-
O
-
O
SiO
2 -CAN
N
R
1
R
2
O
R
3 O
H
R
3 O
O
pyrrole-2,3dicarboxylate
[34]
6.
SiO
2
Silica supported
tungstic acid (STA)
O Si
OEt
OEt
OEt
W
O
O
HO
SiO
2 -STA
N
R
2
R
1
O
R
3 O
R
4
pyrrole-3carboxylate
[35]
(continued)