Isotretinoin EP Impurity I
Impurity reference standard · Isotretinoin
- CAS number
- 75281-25-3
- Molecular formula
- C20H28O3
- Molecular weight
- 316.43
- Purity
- 95%+
- Appearance
- Pale Yellow to Dark Orange Solid
- Storage
- -80℃±5℃
About Isotretinoin EP Impurity I
Isotretinoin EP Impurity I is a specified impurity of Isotretinoin. It is registered under CAS number 75281-25-3.
The compound is characterised by its molecular formula C20H28O3 and a molecular weight of 316.43, with the two-dimensional structure shown above. Because it shares the Isotretinoin scaffold, it is typically used to track process-related and degradation impurities of Isotretinoin 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: -80℃±5℃.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
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