1,2,3,4,5,6,7,8-Octahydrophenanthrene is primarily used in research and development within the field of organic chemistry. It serves as a valuable intermediate in the synthesis of more complex organic compounds, particularly those with polycyclic structures. Its hydrogenated form makes it a useful starting material for studying chemical reactions and transformations involving saturated ring systems.

In pharmaceutical research, it is explored for its potential in the development of bioactive molecules. The compound’s structure is of interest in designing analogs for drug discovery, especially in areas like anti-inflammatory or anticancer agents. Additionally, it is utilized in material science for the development of organic semiconductors and other advanced materials, where its stability and structural properties are advantageous. Its role in environmental studies includes being a model compound for understanding the behavior of polycyclic aromatic hydrocarbons (PAHs) in degradation processes.