Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the production of proton pump inhibitors (PPIs) like omeprazole and related drugs. Its structure allows for efficient coupling reactions in forming the pyridine core of these medications, which are widely prescribed for acid-related gastrointestinal disorders such as GERD and peptic ulcers. The chloromethyl group enables alkylation steps, while the isopropoxy moiety contributes to the stability and reactivity profile needed in multi-step drug synthesis. Commonly employed in research and industrial settings for scalable, high-yield routes in active pharmaceutical ingredient (API) manufacturing.