*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>S-Phenyl-d5-mercapturic Acid</strong> is a deuterium-labeled internal standard used in mass spectrometry. Its molecular formula is C10H12D5NO3S, and CAS number is 168438-97-3.</p>
<h3>Application</h3>
<ul>
<li>Metabolism studies for phenolic compounds</li>
<li>Quantitative analysis via LC-MS/MS</li>
<li>Toxicological research on environmental exposure</li>
</ul>
<h3>Precautions</h3>
<p>Store at -20°C under inert atmosphere. Handle with PPE to avoid inhalation or skin contact during weighing procedures.</p>