Spironolactone EP Impurity E
Impurity reference standard · Spironolactone
- CAS number
- 33784-05-3
- Molecular formula
- C24H32O4S
- Molecular weight
- 416.57
- Purity
- 95%+
- Appearance
- Off-White Solid
- Storage
- -20℃±5℃
About Spironolactone EP Impurity E
Spironolactone EP Impurity E is a specified impurity of Spironolactone. It is registered under CAS number 33784-05-3.
The compound is characterised by its molecular formula C24H32O4S and a molecular weight of 416.57, with the two-dimensional structure shown above. Because it shares the Spironolactone scaffold, it is typically used to track process-related and degradation impurities of Spironolactone 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. Recommended storage: -20℃±5℃.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Other Spironolactone impurities
The same parent compound, neighbouring impurity numbers.
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