Methyl 2-hydroxy-3,3-dimethylbutanoate is primarily used as an intermediate in the synthesis of various organic compounds. It plays a significant role in the production of fragrances and flavors, contributing to the creation of unique aromatic profiles in perfumes, cosmetics, and food products. Additionally, it is utilized in the pharmaceutical industry for the development of certain active ingredients, particularly in the formulation of drugs that require specific ester functionalities. Its chemical structure also makes it valuable in research and development for exploring new synthetic pathways and chemical reactions.