反应详情

Methyl 3-(2-aminoanilino)-2,5-dihydrothiophene-4-carboxylate (2.5 g, 0.001 mol) was added to a flask contining palladium on charcoal catalyst (5%, 200 mg) in cyclohexene (or norbornadiene or norbornylene) (50 ml) and the reaction was heated at reflux with stirring for 4 hours, the reaction being followed by t.l.c.

1. temperaturethe reaction was heated
2. temperatureat reflux