N-bromobutanimide → HCID 15452562, compound

Participants

Reaction Conditions

Reaction Steps

A mixture of 1-[2,6-dichloro-4-(4-trifluoromethylphenyl)phenyl]-3-cyano-5-aminopyrazole (1 g), N-bromosuccinimide (0.5 g) and acetonitrile was stirred at 20° C. for 90 minutes, then concentrated and the residue was mixed with diethyl ether, washed with saturated aqueous NaHCO3 solution, dried, filtered and the filtrate concentrated and purified via chromatography. The desired product as a solid (1.04 g, mp 178-180° C.) was obtained.

Provenance & Evidence