α-Ethylaminopentiophenone hydrochloride is primarily used in research settings, particularly in the study of pharmacological and biochemical processes. It serves as a reference compound in the development and testing of new pharmaceutical agents, especially those targeting the central nervous system. Researchers utilize it to explore its effects on neurotransmitter systems, aiding in the understanding of mechanisms related to stimulant and psychoactive substances. Additionally, it is employed in forensic science for the identification and analysis of novel psychoactive substances in legal and regulatory investigations. Its role in these fields contributes to advancements in drug development and public health safety.