Hydrazine hydrate (1:1) → HCID 86640953, compound

Participants

Reaction Steps

[3-(3-Cyclopropyl-propionyl)-5-methanesulfonyl-phenyl]-carbamic acid tert-butyl ester (250 mg; 0.688 mmol) was diluted in 5 ml of ethanol and hydrazine hydrate (0.186 ml; 3.439 mmol) was added. The reaction mixture was stirred at room temperature for 1 h. Then, it was concentrated under vacuum. 200 mg (0.53 mmol; 77% yield) of [3-(5-cyclopropyl-1H-pyrazol-3-yl)-5-(methylsulfonyl)-phenyl]-carbamic acid tert butyl ester were obtained.

Provenance & Evidence