Used as a key intermediate in the synthesis of thiazole-based pharmaceuticals, particularly in the development of antidiabetic and antimicrobial agents. Its structure allows for easy functionalization, making it valuable in constructing heterocyclic compounds for drug discovery. Also employed in organic synthesis to introduce thiazole rings into larger molecules, enhancing biological activity and stability. Additionally, it finds use in the preparation of agrochemicals and dyes due to its reactive ester groups and electron-deficient ring system.