Product Description: 4-Hydroxyantipyrine-d3 is the deuterium labeled 4-Hydroxyantipyrine. 4-Hydroxyantipyrine is the major metabolite of Antipyrine, can be as a biodistribution promoter. 4-Hydroxyantipyrine can increase distribution of concentration ratio of Antipyrine in the brain[1][2][3].
Formula: C11H9D3N2O2
References: [1]Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019 Feb;53(2):211-216.