Reaktion #1382275

Reaktionsgleichung

3-(4-Chloro-phenyl)-3-oxo-propionitrile

N-Methylhydrazine

→

title compound

Ausbeute 46.0%

5-(4-Chloro-phenyl)2-methyl-2H-pyrazol-3-ylamine

Ausbeute 46.0%

Lösungsmittel

EtOH

Reaktionsbedingungen

Aufarbeitung

1. 1
   Temperaturto reflux 3 hours
2. 2
   TemperaturAfter cooling the precipitate
3. 3
   Filtrationwas filtered off

Vorschrift

A solution of 3-(4-Chloro-phenyl)-3-oxo-propionitrile (1.8 g, 10 mmol) and N-Methylhydrazine (1 mL, excess) in EtOH (30 mL) was stirred to reflux 3 hours. After cooling the precipitate was filtered off, to give the title compound (950 mg, 4.6 mmol) as white crystals in a 46% yield.

Quelle