Valaciclovir Impurity 42
Impurity reference standard · Valaciclovir
- CAS number
- 73504-31-1
- Molecular formula
- C20H23NO4
- Molecular weight
- 341.40
- Purity
- 95%+
- Storage
- 2℃ ~ 8℃
About Valaciclovir Impurity 42
Valaciclovir Impurity 42 is a specified impurity of Valaciclovir. It is registered under CAS number 73504-31-1.
The compound is characterised by its molecular formula C20H23NO4 and a molecular weight of 341.40, with the two-dimensional structure shown above. Because it shares the Valaciclovir scaffold, it is typically used to track process-related and degradation impurities of Valaciclovir 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 Valaciclovir 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.