Hydrazine → HCID 66745424, compound

Participants

Reaction Steps

Ethyl 4-thioxo-1-{[4-(1H-pyrazol-1-yl)phenyl]methyl}-1,4-dihydrothieno[3,2-c]pyridazine-3-carboxylate (23 mg, 0.058 mmol) and hydrazine (1.0 mL, 31 mmol, 550 equiv) were combined in absolute ethanol (7 mL) and placed into an oil bath preheated to 85° C. for 2 hours. The mixture was cooled to ambient temperature and concentrated in vacuo, providing the titled compound.

Provenance & Evidence