Used primarily as an intermediate in organic synthesis, it plays a key role in the production of pharmaceuticals, agrochemicals, and dyes. It is particularly valuable in the formation of amides and esters through reactions with amines and alcohols, respectively. In the pharmaceutical industry, it contributes to the synthesis of active ingredients for medications, including anti-inflammatory and antibacterial agents. Additionally, it is employed in the manufacture of herbicides and pesticides, enhancing crop protection. Its reactivity with various organic compounds makes it a versatile reagent in chemical research and industrial applications.