Fluorescein Impurity 6
Impurity reference standard · Fluorescein
- CAS number
- 2321-08-6
- Molecular formula
- C20H12O5
- Molecular weight
- 332.31
- Purity
- 95%+
- Storage
- 2℃ ~ 8℃
About Fluorescein Impurity 6
Fluorescein Impurity 6 is a specified impurity of Fluorescein. It is registered under CAS number 2321-08-6.
The compound is characterised by its molecular formula C20H12O5 and a molecular weight of 332.31, with the two-dimensional structure shown above. Because it shares the Fluorescein scaffold, it is typically used to track process-related and degradation impurities of Fluorescein 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 Fluorescein impurities
The same parent compound, neighbouring impurity numbers.
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