反应详情

A mixture of ethyl 4-methyl-5-nitropyridine-2-carboxylate (3.23 g) and 10% palladium-carbon powder (0.65 g) in ethanol (50 mL) was stirred at room temperature under a hydrogen atmosphere overnight. The insoluble material was removed by filtration, and the filtrate was concentrated under reduced pressure to give the title compound (2.74 g).

1. customThe insoluble material was removed by filtration
2. concentrationthe filtrate was concentrated under reduced pressure