Ammonia → HCID 21266081, compound

Participants

Reaction Steps

512 mg (2.02 mmol) of 5-amino-1-(1-methyl-4-phenyl-butyl)-1H-pyrazole-4-carbonitrile are stirred for 3 hours at room temperature with 25 ml of concentrated aqueous NH3, 20 ml of ethanol and 5 ml of 30% strength H2O2. The non-aqueous solvent is removed in vacuo, and the solid which has precipitated is filtered off with suction and dried.

Provenance & Evidence