2-Amino-4-cyanobenzoic acid is primarily utilized as an intermediate in the synthesis of various pharmaceutical compounds. Its structure, featuring both amino and cyano groups, makes it a valuable building block in the development of active pharmaceutical ingredients (APIs). It is often employed in the production of dyes and pigments due to its ability to form complex structures with specific color properties. Additionally, this compound finds application in organic synthesis, where it serves as a precursor for the creation of heterocyclic compounds, which are essential in medicinal chemistry. Its versatility also extends to research and development, where it is used to study reaction mechanisms and develop new chemical processes.