反应详情

A mixture of 2-nitroaniline (41.4 g) and diethyl ethoxymethylenemalonate (66 ml) was heated on a steam bath for 24 hours. The hot reaction mixture was treated with ethanol (300 ml), cooled and filtered to give diethyl (2-nitroanilino)methylenemalonate in 88% yield, mp 104-105° C.

1. temperaturewas heated on a steam bath for 24 hours
2. temperaturecooled
3. filtrationfiltered