Hydrazine hydrate (1:1) → HCID 178511014, compound

Participants

Reaction Steps

This compound was synthesised in the same manner as described above. 5-[3-(6-Chloro-7-hydroxy-4-oxo-4H-chromen-3-yl)-phenoxy]-pentanenitrile (0.1 g, 0.27 mmol), Hydrazine hydrate (5 ml). The precipitate formed on quenching was filtered to give 5-{3-[3-(5-Chloro-2,4-dihydroxy-phenyl)-1H-pyrazol-4-yl]-phenoxy}-pentanenitrile as a white solid (0.09 g, 87.0%); Rf 0.6 ethyl acetate/hexane (70/30)].

Provenance & Evidence