*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Doxofylline Impurity 3 is a critical reference standard used in the pharmaceutical manufacturing of bronchodilators. It serves as an identification and quantification marker during process development. The compound is characterized by <strong>C12H14N4O4</strong> and carries <strong>CAS No. 1079-58-9</strong>.</p>
<h3>Application</h3>
<ul>
<li><strong>Quality Control:</strong> Validated for HPLC method development to detect trace levels in active pharmaceutical ingredients.</li>
<li><strong>R&D:</strong> Utilized in stability studies to monitor degradation pathways under stress conditions.</li>
<li><strong>Regulatory Compliance:</strong> Supports ICH guidelines for impurity profiling in drug registration dossiers.</li>
</ul>
<h3>Precautions</h3>
<p>Store strictly below <strong>-20°C</strong> in a desiccated environment to ensure long-term stability. Handling requires appropriate PPE, including gloves and safety goggles, due to potential irritant properties. Not intended for direct clinical administration.</p>