Product Description: Nirmatrelvir-d9 (PF-07321332-d9) is the deuterium labeled Nirmatrelvir (HY-138687)[1].
Formula: C23H23D9F3N5O4
References: [1]Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019 Feb;53(2):211-223.