rac-Rasagiline-13C3 N-Carbamoyl β-D-Glucuronide is the labeled racemic analogue of Rasagiline N-Carbamoyl β-D-Glucuronide (R126025), a metabolite of Rasagiline (R126030), a selective and irreversible propargylamine inhibitor of monoamine oxidase which has been used to increase the availability of dopamine at striatal receptors as a method to treat Parkinson’s disease.