N-Benzoylglycine-2,2-D2 is primarily utilized in research and development, particularly in the field of deuterium labeling studies. Its deuterated form allows scientists to track and analyze metabolic pathways and chemical reactions with greater precision, as deuterium atoms provide a distinct isotopic signature. This compound is often employed in nuclear magnetic resonance (NMR) spectroscopy and mass spectrometry to study molecular structures and dynamics. Additionally, it serves as a valuable intermediate in the synthesis of more complex deuterated compounds, which are essential in pharmaceutical research for drug development and metabolic studies. Its application extends to investigating enzyme mechanisms and protein interactions, providing insights into biochemical processes.