Product Description: Estradiol undecylate-13C3 is the 13C labeled Estradiol undecylate[1].
Formula: C26 13C3H44O3
References: [1]Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019 Feb;53(2):211-216.