*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>Cetirizine Impurity J</strong> is a synthetic byproduct of the pharmaceutical manufacturing process for cetirizine dihydrochloride. Its molecular formula is C17H20ClN3O2 and CAS No. is 108640-93-5.</p>
<h3>Application</h3>
<ul>
<li>Quality control reference standard in API synthesis.</li>
<li>Method development and validation for HPLC systems.</li>
<li>Stability testing to monitor degradation pathways.</li>
</ul>
<h3>Precautions</h3>
<p>Store below -20°C in airtight containers under inert atmosphere. Handle with appropriate PPE to avoid inhalation or skin contact during weighing procedures.</p>