3-Amino-2-methoxybenzoic acid is primarily used as an intermediate in the synthesis of various pharmaceuticals. It plays a key role in the production of active pharmaceutical ingredients (APIs) for drugs targeting inflammation, pain, and other medical conditions. Additionally, it is utilized in the development of dyes and pigments, contributing to the coloration of textiles and materials. Its structural properties make it valuable in organic synthesis, particularly in the creation of complex molecules for research and industrial applications.