6-Chloro-2-methylpyrimidine-4-carbonitrile is primarily used as a key intermediate in the synthesis of various pharmaceutical compounds. Its structure makes it valuable in the development of active pharmaceutical ingredients (APIs), particularly in the production of antiviral and anticancer drugs. The compound is also utilized in agrochemical research for creating novel pesticides and herbicides, where its pyrimidine core contributes to the biological activity of the final products. Additionally, it serves as a building block in organic synthesis, enabling the creation of complex molecules for use in material science and chemical research. Its versatility and reactivity make it a crucial component in diverse industrial applications.