反应详情

0.5 g (1.5 mmol) of 1-acetyl-3-(1-methoxy-1-phenyl-methylidene)-5-nitro-2-indolinone are dissolved in 20 ml of dichloromethane and after the addition of 0.57 g (4.5 mmol) of 4-chloroaniline stirred for 72 hours at ambient temperature. Then 3 ml of methanolic ammonia are added and stirred for 48 hours. After removal of the solvent in vacuo the residue is triturated with ether, suction filtered and dried.

1. stirringstirred for 48 hours
2. customAfter removal of the solvent in vacuo the residue
3. customis triturated with ether, suction
4. filtrationfiltered
5. customdried