Doripenem 4R Isomer Impurity
Impurity reference standard · Doripenem 4R Isomer
- CAS number
- 571176-82-4
- Molecular formula
- C20H28N4O9S2
- Molecular weight
- 532.59
- Purity
- 95%+
About Doripenem 4R Isomer Impurity
Doripenem 4R Isomer Impurity is a specified impurity of Doripenem 4R Isomer. It is registered under CAS number 571176-82-4.
The compound is characterised by its molecular formula C20H28N4O9S2 and a molecular weight of 532.59, with the two-dimensional structure shown above. Because it shares the Doripenem 4R Isomer scaffold, it is typically used to track process-related and degradation impurities of Doripenem 4R Isomer 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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