Used as a key intermediate in the synthesis of fluorinated pharmaceuticals and agrochemicals due to its stable pyridine ring and reactive acetic acid side chain. Its fluorine substituents enhance metabolic stability and membrane permeability in drug design. Commonly employed in the development of herbicides and plant growth regulators, where fluorinated pyridine moieties improve bioavailability and target specificity. Also utilized in medicinal chemistry for constructing kinase inhibitors and CNS-active compounds, leveraging the electron-deficient ring for hydrogen bonding and dipole interactions. The carboxylic acid group allows easy derivatization into esters, amides, or peptides for structure-activity relationship studies.