Dimethylformamide → N-[4-({2-[(cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}thio)phenyl]-5-methyl-1-phenyl-1H-pyrazole-3-carboxamide

Participants

Reaction Steps

Using 5-methyl-1-phenyl-1H-pyrazole-3-carboxylic acid (186 mg, 0.92 mmol), tetrahydrofuran (3.0 mL), N,N-dimethylformamide (20 μL, 0.26 mmol), oxalyl chloride (80 μL, 0.92 mmol), N-{6-[(4-aminophenyl)thio]imidazo[1,2-b]pyridazin-2-yl}cyclopropanecarboxamide (200 mg, 0.62 mmol) and N,N-dimethylacetamide (4.0 mL), and in the same manner as in Example 249, the title compound (201 mg, 64%) was obtained as a white powder.

Provenance & Evidence