1,5-Dicyanopentane is primarily used as an intermediate in organic synthesis. It plays a significant role in the production of various polymers and resins, contributing to their stability and durability. This compound is also utilized in the creation of specialty chemicals, including adhesives and coatings, where its properties enhance performance and longevity. Additionally, it serves as a building block in the synthesis of pharmaceuticals and agrochemicals, aiding in the development of active ingredients. Its applications extend to the field of materials science, where it is used in the preparation of advanced materials with specific mechanical and thermal properties.