68254-10-4

The commercial production of fenridazon involves the synthesis of a pyridazine-3-carboxylic acid derivative, specifically 1-(4-chlorophenyl)-6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylic acid. The process includes chlorination, methylation, and cyclization steps to form the pyridazine ring system, followed by carboxylation.

A chemical hybridizing agent causing male floral sterility

Plant Growth Regulator; Gametocide