Used primarily as a key intermediate in the synthesis of pharmaceuticals, particularly in the production of thiamine (vitamin B1) and related compounds. Its structure supports the construction of the thiazole ring system, which is essential in several bioactive molecules. It also serves in the development of agrochemicals and functional materials where heterocyclic frameworks enhance performance. Due to its reactive ester and methyl groups, it is valuable in organic transformations, including coupling reactions and derivatization processes in medicinal chemistry research.