*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Folic acid EP Impurity B is a specified degradation product defined in the European Pharmacopoeia for quality control of <strong>Pteroylglutamic acid</strong>. It serves as a reference standard to ensure purity during <strong>pharmaceutical synthesis</strong>. The molecular formula is C<sub>19</sub>H<sub>21</sub>N<sub>7</sub>O<sub>6</sub>, with CAS No. 20486-52-2.</p>
<h3>Application</h3>
<ul>
<li><strong>Quality Control:</strong> Used in HPLC method validation for folic acid assays.</li>
<li><strong>R&D:</strong> Applied in stability-indicating studies to monitor degradation pathways.</li>
<li><strong>Regulatory Compliance:</strong> Essential for generating impurity profiles under ICH guidelines.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry place away from light and moisture. Handle with appropriate PPE including gloves and eye protection to avoid skin contact or inhalation of dust particles.</p>