Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride is primarily utilized in the field of medicinal chemistry as a key intermediate in the synthesis of various pharmacologically active compounds. Its structure is particularly valuable in the development of drugs targeting the central nervous system, where it serves as a building block for creating molecules with potential analgesic or anti-inflammatory properties. Additionally, it is employed in research focused on designing novel therapeutic agents for neurological disorders, owing to its piperidine core, which is a common motif in many bioactive molecules. The compound’s hydrochloride salt form enhances its stability and solubility, making it more suitable for experimental and industrial applications.