4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanol-d3
4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanol-d3 is the deuterium labeled 4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanol. Radioactive isotopes labeled compounds can be used in metabolic analysis, allowing the movement of individual atoms to be precisely tracked and quantified.