Used primarily as an intermediate in organic synthesis, especially in the pharmaceutical and agrochemical industries. Its structure allows for selective functionalization, making it valuable in constructing complex molecules. The sulfonyl chloride group readily reacts with amines and alcohols to form sulfonamides and sulfonate esters, which are key motifs in drug design. The presence of both fluoro and nitro groups enhances its reactivity and provides sites for further transformation, such as nucleophilic aromatic substitution or reduction of the nitro group. Commonly employed in the development of sulfonamide-based bioactive compounds and as a building block in medicinal chemistry research.