Ammonium Acetate → HCID 10427939, compound

Participants

Reaction Conditions

Reaction Steps

In 25 ml of acetic acid was dissolved 2 g of 6-[2-(3,4-dimethoxybenzoyloxy)acetyl]-3,4-dihydro-carbostyril. Thereto was added 2 g of ammonium acetate. The mixture was stirred at 130° C. for 3 hours with heating. The solvent was removed by distillation, The residue was dissolved in ethanol. The solution was treated with active carbon, and then recrystallization was conducted to obtain 120 mg of 2-(3,4-dimethoxyphenyl)-4-(3,4-dihydrocarbostyril-6-yl) oxazole as light brown acicular crystals.

Provenance & Evidence