Butanoyl PAF is primarily used in biochemical research to study platelet-activating factor (PAF) receptors and their signaling pathways. It serves as an analog of PAF, allowing scientists to investigate the role of PAF in various physiological and pathological processes, such as inflammation, immune responses, and allergic reactions. Researchers utilize it to understand the mechanisms of PAF-mediated cellular responses and to develop potential therapeutic agents targeting PAF-related disorders. Its application is crucial in advancing knowledge in immunology, pharmacology, and cell biology.