1,3,7-Trimethyluric acid-13C4,15N3
1,3,7-Trimethyluric acid-13C4,15N3 is the 13C and 15N labeled 1,3,7-Trimethyluric acid. 1,3,7-Trimethyluric acid is the metabolite of caffeine. The metabolic ratio 1,3,7-Trimethyluric acid to caffeine can be evaluated as a biomarker to describe variability in CYP3A activity in a cohort.
For research use only. We do not sell to patients.
- CAS No.: 1173022-55-3
- Formula: C413C4H10N15N3O3
- Molecular Weight:217.14
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Storage:
Please store the product under the recommended conditions in the Certificate of Analysis.
All Endogenous Metabolite Isoforms
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Biological Activity
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].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
1. This compound can be used as a tracer
2. This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Chemical Information
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CAS No. 1173022-55-3
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Unlabeled Cas 5415-44-1
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Molecular Weight 217.14
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Formula C413C4H10N15N3O3
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SMILES
C[15N]1[13C]2=[13C](N(C([15NH]2)=O)C)[13C]([15N]([13C]1=O)C)=O
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Please store the product under the recommended conditions in the Certificate of Analysis.
Purity & Documentation
References
[1]. Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019 Feb;53(2):211-216. [Content Brief]
[2]. Y Benchekroun, et al. Isotopic effects on retention times of caffeine and its metabolites 1,3,7-trimethyluric acid, theophylline, theobromine and paraxanthine. J Chromatogr B Biomed Sci Appl. 1997 Jan 24;688(2):245-54. [Content Brief]
[3]. Madelé van Dyk, et al. Identification of the caffeine to trimethyluric acid ratio as a dietary biomarker to characterise variability in cytochrome P450 3A activity. Eur J Clin Pharmacol. 2019 Sep75(9):1211-1218. [Content Brief]
Calculators
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)