Niacin-13C6 (Nicotinic acid-13C6) is the 13C-labeled Niacin. Niacin (Nicotinic acid) is a vitamin and is part of the vitamin B group.
Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs[1].
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[3]. Wan P, et al. Pellagra: a review with emphasis on photosensitivity. Br J Dermatol. 2011 Jun;164(6):1188-200.
[4]. Ishii N, et al. Pellagra among chronic alcoholics: clinical and pathological study of 20 necropsy cases. J Neurol Neurosurg Psychiatry. 1981 Mar;44(3):209-15.