N-Methylnaphthalen-2-amine finds application in the synthesis of various organic compounds, particularly in the development of dyes and pigments. Its structure makes it a valuable intermediate in creating colorants used in textiles, plastics, and inks. Additionally, it is utilized in the production of pharmaceuticals, where it serves as a building block for active pharmaceutical ingredients (APIs) due to its aromatic amine functionality. In research, it is employed as a reagent in organic synthesis to explore new chemical reactions and pathways. Its role in the creation of fluorescent materials is also notable, as it contributes to the development of compounds used in imaging and sensing technologies.