5'-Amino-2'-methylacetanilide is primarily utilized in the synthesis of dyes and pigments, where it serves as an intermediate in the production of colorants for textiles, plastics, and inks. Its chemical structure allows it to form stable bonds with other compounds, enabling the creation of vibrant and long-lasting colors. Additionally, it finds application in the pharmaceutical industry as a building block for the development of various active pharmaceutical ingredients (APIs). Its role in organic synthesis is crucial for constructing complex molecules used in medicinal chemistry. Furthermore, it is employed in research laboratories for studying chemical reactions and developing new materials with specific properties.