Product Description: EPYFGYSGAFK-13C9,15N3 (TFA) (EPYFGYSGAFK-13C9,15N3 (TFA)) is a 13C- and 15N-labeled compound.
Formula: C53 13C9H80N9 15N3O17.xC2HF3O2
References: [1]Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019 Feb;53(2):211-246.