Hydrogen Peroxide → HCID 70527488, compound

Participants

Reaction Steps

A mixture of 0.90 g. of 3-bromo-7-(3-pyridyl)pyrazolo[1,5-a]pyrimidine, 25 ml. of glacial acetic acid and 5 ml. of 30% hydrogen peroxide is heated on a steam bath for 4 hours. The mixture is filtered and the solid recrystallized from ethanol to give 0.40 g. of the product of the example, m.p. 280°-284° C.

Provenance & Evidence