Imidazole → HCID 23316957, compound

Participants

Reaction Steps

Combine 5 g (15.7 mmol) of 3'-acetamino-4-bromo-4'-chlorobutyrophenone with 15 g (0.22 mol) of imidazole, and heat to 175° C. for 18 hr. Isolate the crude product by crystallization from ether, and add to a solution of 5 g of potassium hydroxide in 20 ml of 1:1 solution of methanol/water. Heat to reflux for 2 hr. Cool to room temperature, and pour the reaction mixture into 100 ml of water with rapid stirring. The resulting precipitate is recrystallized from ether to provide the title compound.

Provenance & Evidence