Used in the synthesis of deuterated compounds for research purposes, particularly in the field of pharmaceuticals, where it aids in the development of deuterated drugs that may offer improved metabolic stability and pharmacokinetics. It is also employed in NMR spectroscopy as a labeled compound to study molecular structures and dynamics, providing insights into chemical interactions and mechanisms. Additionally, it serves as a building block in organic chemistry for creating complex molecules with specific deuterium labeling, which is crucial for tracing and understanding reaction pathways.