Etapenem Impurity 42
Impurity reference standard · Etapenem
- CAS number
- —
- Molecular formula
- C37H35N5O13S
- Molecular weight
- 789.76
- Purity
- 95%+
About Etapenem Impurity 42
Etapenem Impurity 42 is a specified impurity of Etapenem. It has no single publicly registered CAS number, so it is defined by the structure and molecular formula below.
The compound is characterised by its molecular formula C37H35N5O13S and a molecular weight of 789.76, with the two-dimensional structure shown above. Because it shares the Etapenem scaffold, it is typically used to track process-related and degradation impurities of Etapenem 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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