Hydrochloric Acid → HCID 178479519, compound

Participants

Reaction Steps

A mixture of 6-(2-chlorophenyl)-3-phenyl-4,5,6,7-tetrahydroindazol-4-one (0.05 g), aminoguanidine hydrochloride (0.021 g), concentrated hydrochloric acid (0.039 ml), water (0.039 ml) and ethanol (5 ml) was refluxed for 5 hours. Under reduced pressure, the solvent was evaporated, and the residue was recrystallized from ethanol to give 6-(2-chlorophenyl)-4-guanidinoimino-3-phenyl-4,5,6,7-tetrahydroindazole hydrochloride (Compound 147) (0.04 g) as colorless crystals.

Provenance & Evidence