Vitamin E Impurity 18
Impurity reference standard · Vitamin E
- CAS number
- 113892-08-3
- Molecular formula
- C29H44D6O2
- Molecular weight
- 436.74
- Purity
- 95%+
- Appearance
- Pale Yellow to Brown Oil to Thick Oil
- Storage
- -20℃±5℃
About Vitamin E Impurity 18
Vitamin E Impurity 18 is a specified impurity of Vitamin E. It is registered under CAS number 113892-08-3.
The compound is characterised by its molecular formula C29H44D6O2 and a molecular weight of 436.74, with the two-dimensional structure shown above. Because it shares the Vitamin E scaffold, it is typically used to track process-related and degradation impurities of Vitamin E 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.
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