Cefprozil (Z)-isomer Impurity 48

Impurity reference standard · Cefprozil (Z)-isomer

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2D structure · drawn from the SMILES record
CAS number
—
Molecular formula
C18H19N3O5S
Molecular weight
389.43
Purity
95%+
Appearance
Off-White Solid
Storage
-20℃±5℃
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About Cefprozil (Z)-isomer Impurity 48

Cefprozil (Z)-isomer Impurity 48 is a specified impurity of Cefprozil (Z)-isomer. 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 C18H19N3O5S and a molecular weight of 389.43, with the two-dimensional structure shown above. Because it shares the Cefprozil (Z)-isomer scaffold, it is typically used to track process-related and degradation impurities of Cefprozil (Z)-isomer 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.

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