Diglyme → HCID 178448844, compound

Participants

Reaction Steps

0.01 mol of N-butyl-8-furfuryl-2-methyl-8H-pyrazolo[1,5-a]pyrazolo[4',3':5,6]pyrido[3,4-e]pyrimidin-5-amine is heated in 50 ml of diethyleneglycol dimethyl ether containing 0.01 mol of selenium dioxide at reflux temperature with stirring for two hours. The mixture is filtered hot and evaporated to dryness. N-butyl-2-methyl-8H-pyrazolo[1,5-a]pyrazolo[4',3':5,6]pyrido[3,4-e]pyrimidin-5-amine remains.

Provenance & Evidence