Dimethylformamide → N-(3-{[2-(acetylamino)imidazo[1,2-b]pyridazin-6-yl]oxy}phenyl)-1-methyl-1H-imidazole-5-carboxamide

Participants

Reaction Steps

Using 1-methyl-1H-imidazole-5-carboxylic acid (80 mg, 0.64 mol), tetrahydrofuran (3.0 mL), N,N-dimethylformamide (30 μL, 0.39 mmol), oxalyl chloride (111 μL, 1.27=mol), N-[6-(3-aminophenoxy)imidazo[1,2-b]pyridazin-2-yl]acetamide (150 mg, 0.53 mmol) and N,N-dimethylacetamide (3.0 mL) as starting materials and in the same manner as in Example 119, the title compound (98 mg, 47%) was obtained as a white powder.

Provenance & Evidence