Catalytic Synthesis of -Aminonitriles Using Nano Copper Ferrite under Green Conditions

Table 1

Effect of amount of catalyst on the synthesis of 2-(4-Nitrophenyl)-2-(phenylamino)acetonitrile (4i), (optimization of the amount of nano copper ferrite (CuFe₂O₄) catalyst with AcOH).

Entry	Amount of catalyst (mg)	Reaction time	^aYield (%)
1	0 (not catalyst)	18 hrs	—
2	0 (not catalyst)	24 hrs	—
3	5	72 min	74
4	10	55 min	82
5	15	55 min	98
6	25	55 min	84
7	30	55 min	79

aIsolated yields.