4-Chloro-N-methylaniline is primarily used as an intermediate in the synthesis of various dyes and pigments. It plays a crucial role in the production of azo dyes, which are widely employed in the textile industry for coloring fabrics. Additionally, this compound is utilized in the manufacture of certain pharmaceuticals, where it serves as a building block for active pharmaceutical ingredients (APIs). Its applications also extend to agrochemicals, where it is involved in the synthesis of herbicides and pesticides. The chemical's versatility in organic synthesis makes it valuable in research and industrial processes for developing new compounds with specific properties.