Nisoldipine Impurity 4
Impurity reference standard · Nisoldipine
- CAS number
- 87375-91-5
- Molecular formula
- C20H22N2O5
- Molecular weight
- 370.40
- Purity
- 95%+
- Appearance
- Light Green to Light Blue Solid
- Storage
- 2℃ ~ 8℃
About Nisoldipine Impurity 4
Nisoldipine Impurity 4 is a specified impurity of Nisoldipine. It is registered under CAS number 87375-91-5.
The compound is characterised by its molecular formula C20H22N2O5 and a molecular weight of 370.40, with the two-dimensional structure shown above. Because it shares the Nisoldipine scaffold, it is typically used to track process-related and degradation impurities of Nisoldipine 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.
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