Adapalene EP Impurity A
Impurity reference standard · Adapalene
- CAS number
- 932033-58-4
- Molecular formula
- C22H14O4
- Molecular weight
- 342.34
- Purity
- 95%+
- Appearance
- Light Grey Solid
- Storage
- 2℃ ~ 8℃
About Adapalene EP Impurity A
Adapalene EP Impurity A is a specified impurity of Adapalene. It is registered under CAS number 932033-58-4.
The compound is characterised by its molecular formula C22H14O4 and a molecular weight of 342.34, with the two-dimensional structure shown above. Because it shares the Adapalene scaffold, it is typically used to track process-related and degradation impurities of Adapalene 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: 2℃ ~ 8℃.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Other Adapalene impurities
The same parent compound, neighbouring impurity numbers.
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