*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>Rivaroxaban EP Impurity B</strong> is a specified degradation product monitored during the synthesis of the anticoagulant rivaroxaban. It serves as a critical reference standard for impurity profiling in compliance with European Pharmacopoeia guidelines. The molecular formula is C21H25N7O4 and CAS number is 168903-22-4.</p>
<h3>Application</h3>
<ul>
<li>Quality control testing in pharmaceutical manufacturing facilities.</li>
<li>Method validation and system suitability checks for HPLC analysis.</li>
<li>Stability-indicating studies to assess drug substance degradation pathways.</li>
</ul>
<h3>Precautions</h3>
<p>Store under inert atmosphere at -20°C to prevent hydrolysis. Handle with appropriate PPE to avoid skin contact; strictly limit exposure during weighing procedures.</p>