Used as an intermediate in the synthesis of proton pump inhibitors (PPIs), particularly in the production of tenatoprazole and related compounds. It plays a key role in developing drugs that reduce gastric acid secretion, making it valuable in treating acid-related gastrointestinal disorders such as gastroesophageal reflux disease (GERD), peptic ulcers, and Zollinger-Ellison syndrome. Its structure allows for enhanced stability and prolonged inhibition of the H+/K+-ATPase enzyme in the stomach lining, contributing to longer-lasting therapeutic effects compared to earlier PPIs. Commonly employed in research and development for next-generation acid suppressants with improved pharmacokinetic profiles.