Lapatinib Impurity 28
Impurity reference standard · Lapatinib
- CAS number
- 443882-99-3
- Molecular formula
- C13H9ClFNO3
- Molecular weight
- 281.67
- Purity
- 95%+
- Appearance
- White to light yellow powder or crystal
- Storage
- 2℃ ~ 8℃
About Lapatinib Impurity 28
Lapatinib Impurity 28 is a specified impurity of Lapatinib. It is registered under CAS number 443882-99-3.
The compound is characterised by its molecular formula C13H9ClFNO3 and a molecular weight of 281.67, with the two-dimensional structure shown above. Because it shares the Lapatinib scaffold, it is typically used to track process-related and degradation impurities of Lapatinib 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: 2℃ ~ 8℃.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Other Lapatinib impurities
The same parent compound, neighbouring impurity numbers.
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