Ceftazidime Impurity 23
Impurity reference standard · Ceftazidime
- CAS number
- 158183-05-2
- Molecular formula
- C20H22N4O4S3
- Molecular weight
- 478.61
- Purity
- 95%+
- Storage
- -20±5℃
About Ceftazidime Impurity 23
Ceftazidime Impurity 23 is a specified impurity of Ceftazidime. It is registered under CAS number 158183-05-2.
The compound is characterised by its molecular formula C20H22N4O4S3 and a molecular weight of 478.61, with the two-dimensional structure shown above. Because it shares the Ceftazidime scaffold, it is typically used to track process-related and degradation impurities of Ceftazidime 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 Ceftazidime impurities
The same parent compound, neighbouring impurity numbers.
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