Hydrazine hydrate (1:1) → HCID 23537414, compound

Participants

Reaction Steps

A mixture of 1.94 g ethyl 6-bromoimidazo[1,2-a]pyridine-3-carboxylate, 6 mL hydrazine monohydrate and 20 mL ethanol was heated for 1 hour under reflux. The precipitated crystals were collected by filtration, washed with ethanol and dried under reduced pressure by a vacuum pump to give 1.71 g of the title compound as pale yellow crystals.

Provenance & Evidence