Used in research and development as a labeled compound for studying metabolic pathways and biochemical processes. It serves as a deuterated analog in mass spectrometry and NMR spectroscopy, enabling precise tracking and analysis of molecular interactions. Applied in pharmaceutical studies to investigate drug metabolism and stability, particularly in identifying degradation products and metabolites. Its isotopic labeling aids in enhancing the accuracy of analytical methods, making it valuable in pharmacokinetics and toxicology research.