反应详情

A suspension of ethyl 6-oxo-2-(pentafluoroethyl)-1,6-dihydropyridine-3-carboxylate (0.300 g) in concentrated hydrochloric acid (10 mL) was heated at reflux for 20 h. The reaction mixture was cooled and a colourless solid filtered off (0.30 g).

1. temperaturewas heated
2. temperatureat reflux for 20 h
3. temperatureThe reaction mixture was cooled
4. filtrationa colourless solid filtered off (0.30 g)