Lefamulinum Impurity 14
Impurity reference standard · Lefamulinum
- CAS number
- —
- Molecular formula
- C28H43NO5S
- Molecular weight
- 505.71
- Purity
- 95%+
- Storage
- -20±5℃
About Lefamulinum Impurity 14
Lefamulinum Impurity 14 is a specified impurity of Lefamulinum. 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 C28H43NO5S and a molecular weight of 505.71, with the two-dimensional structure shown above. Because it shares the Lefamulinum scaffold, it is typically used to track process-related and degradation impurities of Lefamulinum 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 Lefamulinum impurities
The same parent compound, neighbouring impurity numbers.
Need this standard, or a related one?
Send the compound name, CAS number or a structure file — we confirm availability, pack size and lead time, usually within one business day.