Biapenem Impurity 21
Impurity reference standard · Biapenem
- CAS number
- 153851-71-9
- Molecular formula
- C5H8ClN3S
- Molecular weight
- 177.65
- Purity
- 95%+
- Appearance
- White to Off-White Waxy Solid
- Storage
- -20℃±5℃
About Biapenem Impurity 21
Biapenem Impurity 21 is a specified impurity of Biapenem. It is registered under CAS number 153851-71-9.
The compound is characterised by its molecular formula C5H8ClN3S and a molecular weight of 177.65, with the two-dimensional structure shown above. Because it shares the Biapenem scaffold, it is typically used to track process-related and degradation impurities of Biapenem 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 Biapenem impurities
The same parent compound, neighbouring impurity numbers.
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