Used primarily in biochemical research, this compound serves as a precursor in the synthesis of thiazolium salts, which are crucial in studying enzyme mechanisms, particularly those involving thiamine-dependent enzymes. It is also employed in organic synthesis to create complex molecules with potential pharmaceutical applications. Additionally, it plays a role in the development of fluorescent dyes and probes for cellular imaging, aiding in the visualization of biological processes. Its ionic nature makes it useful in electrochemical studies and as a stabilizer in certain chemical reactions.