3-(Methoxymethyl)benzoic acid is primarily utilized in the synthesis of various organic compounds, particularly in the pharmaceutical industry. It serves as an intermediate in the production of active pharmaceutical ingredients (APIs) and other fine chemicals. Its structure allows it to participate in reactions that form more complex molecules, making it valuable in drug development. Additionally, it is used in research laboratories for the preparation of specialized chemicals and in the development of new materials with potential applications in coatings, adhesives, and polymers. Its versatility in chemical reactions makes it a useful building block in organic synthesis.