This compound is primarily used in research settings as a labeled internal standard in analytical chemistry, particularly in studies involving the quantification of neurotransmitters and their metabolites. It is often employed in mass spectrometry and chromatography techniques to ensure accurate measurement and validation of results in biological samples. Its deuterated form enhances precision by minimizing interference from endogenous compounds, making it valuable in pharmacokinetic and metabolic studies. Additionally, it aids in understanding the biochemical pathways and metabolism of catecholamines, contributing to advancements in neuroscience and clinical diagnostics.