Category:
Other Reagent
CAS NO:
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Standard:
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Cefetamet Impurity 4 is a critical reference standard used in pharmaceutical quality control to ensure the purity of Cefetamet pivoxil. This synthetic intermediate typically arises during the acylation or crystallization stages of cephalosporin production. Its molecular formula is C17H20N6O5S with CAS No. 103983-25-9.
Store at -20°C under inert atmosphere to prevent degradation. Handle only in certified laboratories with appropriate PPE due to potential allergenic properties associated with beta-lactam structures. Do not use for human clinical trials without regulatory approval.