Isotretinoin EP Impurity I

Impurity reference standard · Isotretinoin

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2D structure · drawn from the SMILES record
CAS number
75281-25-3
Molecular formula
C20H28O3
Molecular weight
316.43
Purity
95%+
Appearance
Pale Yellow to Dark Orange Solid
Storage
-80℃±5℃
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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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