反应详情

196 mg (0.6 mmol) of (Z)-3-[1-(4-aminophenylamino)-1-phenyl-methylidene]-2-indolinone are suspended in 10 ml of THF and after the addition of 70 mg (0.1 mmol) of ethyl isocyanate stirred for 140 hours at ambient temperature. The product precipitated is suction filtered, washed with ether and dried.

1. customThe product precipitated
2. filtrationfiltered
3. washwashed with ether
4. customdried