Used in organic synthesis as an intermediate for pharmaceuticals and fine chemicals. The compound serves as a building block in the preparation of bioactive molecules, particularly in the development of anti-inflammatory and antimicrobial agents. Its α,β-unsaturated ester structure allows participation in Michael addition reactions, cycloadditions, and cross-coupling reactions, making it valuable in medicinal chemistry and materials science. Also employed in the synthesis of liquid crystals and functional polymers due to its conjugated system and halogen substituent, which facilitates further chemical modifications.