Used as a key intermediate in the synthesis of pharmaceuticals and agrochemicals, particularly in the development of biologically active compounds. Its α,β-unsaturated ester structure makes it valuable in Michael addition reactions and other carbon-carbon bond-forming processes. Commonly employed in medicinal chemistry for constructing fluorinated analogs of natural products and drug candidates, where the trifluoromethoxy group enhances metabolic stability and lipophilicity. Also utilized in the preparation of liquid crystal materials and functional polymers due to its rigid aromatic core and polar substituent.