Hydrochloric Acid → HCID 86692426, compound

Participants

Reaction Steps

2N Aqueous solution of sodium hydroxide (32 ml) was added to a solution of 1-[4-(difluoromethyl)phenyl]-5-methyl-1H-pyrazole-4-carboxylic acid ethyl ester (1.8 g) in ethanol (32 ml) at room temperature and stirred at the same temperature for 12 hours. After completion of the reaction, 1N hydrochloric acid aqueous solution was added and the precipitated solid was filtered to give the titled compound (1.46 g) as a white solid.

Provenance & Evidence