反应详情

2,5-Di(hydroxymethyl)pyridine (10 g.) in 300 ml. of hot chloroform is treated with 100 g of manganese dioxide. After 1/2 hour of stirring, the mixture is filtered and the filtrate is evaporated to dryness to give 2-formyl-5-hydroxymethylpyridine.

1. filtrationthe mixture is filtered
2. customthe filtrate is evaporated to dryness