*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>Aspirin Impurity C</strong>, also known as <strong>Mesalazine EP Impurity H</strong>, is 2-hydroxy-5-(carboxymethyl)benzoic acid. It serves as a critical reference standard for pharmaceutical quality control in the synthesis of acetylsalicylic acid and mesalamine derivatives.</p>
<h3>Application</h3>
<ul>
<li>Quality assurance testing for active pharmaceutical ingredients (APIs).</li>
<li>Method validation in high-performance liquid chromatography (HPLC) systems.</li>
<li>Stability-indicating studies during drug development phases.</li>
</ul>
<h3>Precautions</h3>
<p>Store in sealed containers at controlled room temperature away from moisture. Handle with appropriate PPE to avoid skin contact or inhalation of dust particles.</p>