Pentatriacontane is primarily used in research and industrial applications due to its long hydrocarbon chain. It serves as a standard in chromatography for calibrating instruments and analyzing complex mixtures. In material science, it is utilized in the development of lubricants and coatings, where its high molecular weight contributes to improved viscosity and stability. Additionally, it is explored in the study of phase transitions and crystallization processes, providing insights into the behavior of long-chain alkanes. Its properties also make it a candidate for use in energy storage systems, particularly in phase change materials for thermal management.