Used in the synthesis of deuterated organic compounds, particularly in pharmaceutical research where deuterium labeling is essential for studying drug metabolism and pharmacokinetics. It serves as a key intermediate in the development of deuterated analogs of thiophene-based drugs, enhancing their stability and efficacy. Additionally, it is employed in material science for creating specialized polymers and organic electronic materials, leveraging its unique structural properties for improved performance in optoelectronic devices. Its deuterated acetyl group is particularly valuable in NMR spectroscopy, aiding in detailed molecular analysis.