Product name7-Methyluric acid, Theobromine metabolite
Theobromine metabolite. Minor urinary metabolite of caffeine.
Storage instructionsStore at -20°C. Store under desiccating conditions. The product can be stored for up to 12 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.
Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
This product has been referenced in:
- Safranow K [Identification and quantitation of purine derivatives in urinary calculi as markers of abnormal purine metabolism by using high-performance liquid chromatography (HPLC)]. Ann Acad Med Stetin 46:35-49 (2000). Read more (PubMed: 11712316) »
- Rodopoulos N et al. Elimination of theobromine metabolites in healthy adults. Scand J Clin Lab Invest 56:373-83 (1996). Read more (PubMed: 8837245) »
- Rodopoulos N & Norman A Determination of caffeine and its metabolites in urine by high-performance liquid chromatography and capillary electrophoresis. Scand J Clin Lab Invest 54:305-15 (1994). Read more (PubMed: 7939374) »
- Tarka SM et al. Theobromine kinetics and metabolic disposition. Clin Pharmacol Ther 34:546-55 (1983). Read more (PubMed: 6617078) »