N,N-Dibutylaniline is primarily used as an intermediate in the synthesis of dyes and pigments. It plays a crucial role in the production of colorants for textiles, inks, and plastics, providing vibrant and stable colors. Additionally, it is utilized in the manufacture of certain agrochemicals, where it serves as a building block for creating active ingredients in pesticides and herbicides. In the pharmaceutical industry, it is employed in the development of specific organic compounds used in drug formulations. Its chemical properties make it valuable in organic synthesis, particularly in reactions requiring alkylated aniline derivatives.