Epalrestat impurity 33
Impurity reference standard · Epalrestat
- CAS number
- 39486-57-2
- Molecular formula
- C5H6N2O2S2
- Molecular weight
- 190.24
- Purity
- 95%+
About Epalrestat impurity 33
Epalrestat impurity 33 is a specified impurity of Epalrestat. It is registered under CAS number 39486-57-2.
The compound is characterised by its molecular formula C5H6N2O2S2 and a molecular weight of 190.24, with the two-dimensional structure shown above. Because it shares the Epalrestat scaffold, it is typically used to track process-related and degradation impurities of Epalrestat 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 Epalrestat impurities
The same parent compound, neighbouring impurity numbers.
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