Triethylamine → HCID 72700164, compound

Participants

Reaction Steps

To 1-(3-Bromophenyl)-N-cyclopropyl-4-oxo-1,4-dihydropyridino[2,3-c]pyridazine-3-formamide (1 g, 2.6 mmol) in 50 mL DMSO was successively added 3-ethynyl-pyridine (0.34 g, 3.3 mmol), bistriphenylphosphine palladium dichloride (0.53 g, 0.76 mmol), CuI (0.14 g, 0.74 mmol), triethylamine (0.63 g, 6.25 mmol), reacted in a microwave reactor at 100° C. for 90 min. After reaction was complete, extraction was performed with H2O/DCM, and organic phase was purified by preparation chromatography column to obtain product 0.2 g.

Provenance & Evidence