2-Methoxy-5-phenyl-benzoic acid is primarily utilized in organic synthesis as an intermediate for the production of various pharmaceutical compounds. Its structure makes it valuable in the development of drugs targeting inflammation and pain, as it can be modified to create nonsteroidal anti-inflammatory drugs (NSAIDs). Additionally, it serves as a key building block in the synthesis of complex organic molecules used in medicinal chemistry research. The compound is also employed in the study of biochemical pathways and receptor interactions, aiding in the discovery of new therapeutic agents. Its applications extend to material science, where it is used in the development of advanced polymers and coatings with specific functional properties.