4-Phenylcyclohexanone oxime is primarily utilized in organic synthesis as an intermediate for the production of various pharmaceutical compounds. It plays a key role in the synthesis of fine chemicals and active pharmaceutical ingredients (APIs), particularly in the development of drugs targeting neurological and inflammatory conditions. Additionally, it is employed in research settings for the study of oxime chemistry and its applications in creating complex organic molecules. Its structural properties make it a valuable building block in the preparation of heterocyclic compounds, which are essential in medicinal chemistry.