Product Description
Shenzhen Excellent Biomedical Technology Co.,Ltd.(SZEB) is a leading supplier of high quality pharmaceutical impurities,API related compounds,intermediates,labeled standards and impurity custom synthesis services.E-mail:sales@ex-biotech.com.
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AI Product Description
*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>Cefpodoxime Proxetil oxidizing impurity</strong> is a critical degradation byproduct formed during the synthesis or storage of the cephalosporin antibiotic. It arises from oxidative stress on the proxethyl ester moiety or the cephem nucleus, necessitating strict control in API manufacturing. The molecular formula is typically C18H20N4O7S, with CAS No. 156692-93-0.</p>
<h3>Application</h3>
<ul>
<li><strong>Quality Control:</strong> Serves as a reference standard for HPLC method validation to detect trace oxidation products.</li>
<li><strong>R&D:</strong> Used in stability studies to evaluate formulation robustness against oxidative conditions.</li>
<li><strong>Regulatory Compliance:</strong> Essential for defining impurity thresholds in ICH Q3A/B guidelines.</li>
</ul>
<h3>Precautions</h3>
<p>Store under inert atmosphere at -20°C to prevent further oxidation. Handle with PPE due to potential sensitization risks. Strictly monitor limits in finished pharmaceuticals to ensure patient safety and efficacy.</p>