Decahydro-1,4-naphthalenedicarboxylic acid is primarily utilized in the synthesis of high-performance polymers and resins. Its stable, saturated ring structure and dicarboxylic functionality make it a valuable building block for creating materials with enhanced thermal and chemical resistance. It is often incorporated into polyesters and polyamides, which are used in applications requiring durability, such as automotive parts, coatings, and industrial adhesives. Additionally, it serves as an intermediate in the production of specialty chemicals, including plasticizers and lubricants, where its rigid structure contributes to improved performance under extreme conditions. Its versatility also extends to the pharmaceutical industry, where it is explored for developing drug delivery systems due to its biocompatibility and structural stability.