Used primarily in the pharmaceutical industry, this compound serves as an intermediate in the synthesis of various active pharmaceutical ingredients (APIs). Its structure, featuring both a pyridine and a sulfonic acid group, makes it valuable for creating molecules with specific biological activities. Additionally, it is employed in the development of sulfonamide-based drugs, which are known for their antimicrobial and anti-inflammatory properties. In research, it is utilized as a building block for designing novel compounds with potential therapeutic applications. Its chemical properties also make it suitable for use in organic synthesis and as a reagent in chemical reactions to modify or create complex organic molecules.