Entry
Cycle
Time (min)
Yield
1
-
30
94
2
2
30
92
3
3
30
84
4
4
30
78
5
5
30
78
Table 2:
The results of the condensation of o-Phenylenediamine with phenacyl bromide in the presence of recycled 5%WO
3
/ZrO
2
.
