Exatecan Impurity 3 Methanesulfonate
Impurity reference standard · Exatecan
- CAS number
- 2938875-39-7 (；2489613-15-0（free base)
- Molecular formula
- C25H26FN3O7S
- Molecular weight
- 531.56
- Purity
- 95%+
About Exatecan Impurity 3 Methanesulfonate
Exatecan Impurity 3 Methanesulfonate is a specified impurity of Exatecan. It is registered under CAS number 2938875-39-7.
The compound is characterised by its molecular formula C25H26FN3O7S and a molecular weight of 531.56, with the two-dimensional structure shown above. Because it shares the Exatecan scaffold, it is typically used to track process-related and degradation impurities of Exatecan 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.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
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