Used as a key intermediate in the synthesis of agrochemicals and pharmaceuticals, particularly in the development of herbicides and insecticides. Its trifluoromethyl group enhances metabolic stability and lipophilicity, making it valuable in optimizing the biological activity of active ingredients. Also employed in medicinal chemistry for constructing nitrogen-containing heterocyclic compounds with potential therapeutic effects. Commonly utilized in catalysis and ligand design for transition metal-catalyzed reactions due to its ability to coordinate with metals through the pyridine nitrogen.