Used primarily as a key intermediate in the synthesis of agrochemicals and pharmaceuticals. Its sulfonyl chloride group readily reacts with nucleophiles, making it valuable for constructing sulfonamide linkages commonly found in bioactive molecules. It plays a significant role in the development of herbicides and fungicides due to the pyrazole ring’s ability to enhance target specificity and metabolic stability. Also employed in medicinal chemistry for building blocks in kinase inhibitors and anti-inflammatory agents. Its methyl group aids in modulating electronic properties and solubility in organic solvents, facilitating efficient reaction conditions in multi-step syntheses.