Sepiapterin Impurity 21
Impurity reference standard · Sepiapterin
- CAS number
- 62128-61-4
- Molecular formula
- C4H5N5O2
- Molecular weight
- 155.11
- Purity
- 95%+
About Sepiapterin Impurity 21
Sepiapterin Impurity 21 is a specified impurity of Sepiapterin. It is registered under CAS number 62128-61-4.
The compound is characterised by its molecular formula C4H5N5O2 and a molecular weight of 155.11, with the two-dimensional structure shown above. Because it shares the Sepiapterin scaffold, it is typically used to track process-related and degradation impurities of Sepiapterin during method development, forced degradation and stability studies.
Each pack ships with a certificate of analysis reporting purity of 95%+ together with the supporting analytical data — HNMR, MS and HPLC or GC traces — so the material can be released straight into your own QC workflow.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Other Sepiapterin impurities
The same parent compound, neighbouring impurity numbers.
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