1,6-Dichlorohexane is primarily used as an intermediate in organic synthesis. It plays a significant role in the production of polymers, particularly in the creation of nylon and other polyamide fibers. The compound is also utilized in the manufacture of surfactants and detergents, where it serves as a building block for alkylating agents. Additionally, it is employed in the synthesis of various pharmaceuticals and agrochemicals, contributing to the development of active ingredients. In research and development, 1,6-Dichlorohexane is often used as a reagent in cross-coupling reactions and other organic transformations to create complex molecules.