Used as a key intermediate in the synthesis of agrochemicals and pharmaceuticals, particularly in the development of herbicides and fungicides. Its sulfonyl chloride group readily reacts with nucleophiles, enabling the formation of sulfonamides and sulfonate esters, which are important structural motifs in bioactive molecules. Commonly employed in organic synthesis to introduce the 2-methoxypyridine moiety, enhancing the target compound’s stability and binding affinity. Also utilized in the preparation of sulfonated ligands for catalysis and in the modification of polymers for improved solubility and thermal properties.