Used as a labeled compound in research and development, particularly in the field of pharmaceuticals and biochemistry, where deuterium-labeled compounds are essential for studying drug metabolism and pharmacokinetics. It serves as a key intermediate in the synthesis of more complex molecules, aiding in the creation of deuterated analogs of active pharmaceutical ingredients. Its application extends to NMR spectroscopy, where it helps in the analysis of molecular structures and interactions due to the distinct properties of deuterium. Additionally, it is utilized in the development of diagnostic agents and in mechanistic studies to trace and understand biological pathways more effectively.