Product Description: Guanosine-13C5 is a deuterated labeled Guanosine-13C5[1].
Formula: C5 13C5H13N5O5
References: [1]Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019 Feb;53(2):211-216.