n-Octyl phenyl ether is primarily used as a solvent and intermediate in organic synthesis. It finds application in the production of surfactants, where it acts as a precursor due to its ability to modify surface tension. In the pharmaceutical industry, it is utilized as a solubilizing agent for various active ingredients, enhancing their bioavailability. Additionally, it serves as a stabilizer in the formulation of polymers and resins, improving their performance and durability. In the field of agrochemicals, it is employed as an additive in pesticide formulations to enhance their efficacy. Its role in the synthesis of specialty chemicals also makes it valuable in the production of fragrances and flavors, contributing to the desired aromatic profiles.