Used in organic synthesis as a deuterated building block for creating complex molecules, particularly in pharmaceutical research where isotopic labeling is required. It aids in the study of metabolic pathways and drug mechanisms by providing a stable, labeled version of cyclopropyl groups. Also employed in Suzuki-Miyaura cross-coupling reactions to introduce cyclopropyl rings into target compounds, enhancing the development of novel therapeutic agents. Its deuterated form is valuable for NMR spectroscopy, enabling clearer analysis of molecular structures and interactions.