Metformin EP Impurity E Sulfate
Impurity reference standard · Metformin
- CAS number
- 36801-25-9
- Molecular formula
- C3H11N5O4S
- Molecular weight
- 213.22
- Purity
- 95%+
- Appearance
- White to Off-white solid
- Storage
- 2℃-8℃
About Metformin EP Impurity E Sulfate
Metformin EP Impurity E Sulfate is a specified impurity of Metformin. It is registered under CAS number 36801-25-9.
The compound is characterised by its molecular formula C3H11N5O4S and a molecular weight of 213.22, with the two-dimensional structure shown above. Because it shares the Metformin scaffold, it is typically used to track process-related and degradation impurities of Metformin 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 Metformin impurities
The same parent compound, neighbouring impurity numbers.
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