Product Description: (S)-Malic acid-13C4 is the 13C labeled S-Malic acid (HY-Y1069)[1].
Formula: 13C4H6O5
References: [1]Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019 Feb;53(2):211-222.