2,3-Dichloroquinoxaline is primarily used in the field of organic synthesis as a versatile building block for the development of various heterocyclic compounds. It serves as a key intermediate in the production of agrochemicals, particularly in the synthesis of fungicides and herbicides, where its structure contributes to the efficacy of these products in controlling plant diseases and weeds. Additionally, it finds application in the pharmaceutical industry, where it is utilized in the creation of compounds with potential biological activities, such as antimicrobial and anticancer agents. Its role in material science is also notable, as it is employed in the synthesis of organic electronic materials, including dyes and pigments, due to its ability to modify electronic properties.