Used as a labeled compound in nuclear magnetic resonance (NMR) spectroscopy for research and analysis in biochemistry and organic chemistry. It serves as a tracer in metabolic studies to track pathways and reactions in biological systems. Applied in the production of isotopically labeled pharmaceuticals to study drug metabolism and pharmacokinetics. Also utilized in environmental science to monitor and analyze chemical processes and degradation pathways. Its isotopic labeling aids in precise and accurate experimental results in various scientific investigations.