Product Description: 5-Hydroxyindole-3-acetic acid-d5 is the deuterium labeled 5-Hydroxyindole-3-acetic acid (HY-W008253)[1]. 5-Hydroxyindole-3-acetic acid is the main metabolite of serotonin or metanephrines, which can be used as a biomarker of neuroendocrine tumors[2].
Formula: C10H4D5NO3
References: [1]Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019 Feb;53(2):211-216.