*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Sulpiride Impurity B (EP) is a critical reference standard for pharmaceutical quality control, defined as 2-ethoxy-N-[(1-ethylpyrrolidin-2-yl)methyl]-5-sulfamoylbenzamide. It serves as an essential marker in the synthesis and stability testing of Sulpiride API under <strong>European Pharmacopoeia</strong> guidelines. The compound features the molecular formula <strong>C<sub>16</sub>H<sub>26</sub>N<sub>2</sub>O<sub>4</sub>S</strong> and CAS number <strong>103889-75-0</strong>.</p>
<h3>Application</h3>
<ul>
<li><strong>Quality Assurance:</strong> Used as a certified reference material for HPLC method validation.</li>
<li><strong>R&D Testing:</strong> Employed to identify degradation products during forced decomposition studies.</li>
<li><strong>Regulatory Compliance:</strong> Supports batch release documentation for antipsychotic formulations.</li>
</ul>
<h3>Precautions</h3>
<p>Store at <strong>2-8°C</strong> in a dry, light-resistant environment to maintain stability. Handle with appropriate PPE to avoid inhalation or skin contact; strictly limit exposure to prevent potential sensitization in laboratory settings.</p>