*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Afatinib is an irreversible <strong>EGFR tyrosine kinase inhibitor</strong> used in oncology. Synthesized via specific heterocyclic coupling, its molecular formula is C25H27ClN4O5 and CAS No. 850140-73-7.</p>
<h3>Application</h3>
<ul>
<li><strong>Oncology Manufacturing:</strong> Production of bulk API for metastatic NSCLC treatments.</li>
<li><strong>Pharmaceutical Formulation:</strong> Input material for oral tablet and capsule manufacturing lines.</li>
<li><strong>R&D Laboratories:</strong> Reference standard for kinase activity assays and drug discovery.</li>
</ul>
<h3>Precautions</h3>
<p>Strictly store below 25°C in dry, light-resistant conditions. Handle with PPE due to potential cytotoxicity; avoid inhalation or skin contact during processing.</p>