Cefpodoxime Proxetil EP Impurity B
Impurity reference standard · Cefpodoxime Proxetil
- CAS number
- 947692-14-0
- Molecular formula
- C20H25N5O8S2
- Molecular weight
- 527.57
- Purity
- 95%+
- Appearance
- White to off-white solid
- Storage
- -20℃±5℃
About Cefpodoxime Proxetil EP Impurity B
Cefpodoxime Proxetil EP Impurity B is a specified impurity of Cefpodoxime Proxetil. It is registered under CAS number 947692-14-0.
The compound is characterised by its molecular formula C20H25N5O8S2 and a molecular weight of 527.57, with the two-dimensional structure shown above. Because it shares the Cefpodoxime Proxetil scaffold, it is typically used to track process-related and degradation impurities of Cefpodoxime Proxetil 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.
Other Cefpodoxime Proxetil impurities
The same parent compound, neighbouring impurity numbers.
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