Used primarily in organic synthesis, this compound serves as a key intermediate in the production of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs). It is also employed in the synthesis of agrochemicals, where it contributes to the creation of herbicides and pesticides. Additionally, it finds application in the field of material science, aiding in the development of dyes and pigments. Its reactive aldehyde and halogen groups make it a versatile building block in various chemical reactions, including condensation and substitution processes.