*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Zephirol-d7 is a deuterated reference standard used in pharmaceutical analysis. It features <strong>deuterium substitution</strong> to ensure isotopic purity for mass spectrometry calibration. Molecular formula: C<sub>15</sub>H<sub>20</sub>D<sub>7</sub>NO<sub>2</sub>. CAS No.: 1469876-94-5.</p>
<h3>Application</h3>
<ul>
<li><strong>Pharmaceutical R&D:</strong> Quantitative bioanalysis of drug metabolites in plasma and urine.</li>
<li><strong>Quality Control:</strong> Internal standard for validating LC-MS/MS assay methods.</li>
<li><strong>Clinical Trials:</strong> Pharmacokinetic studies to measure drug exposure accurately.</li>
</ul>
<h3>Precautions</h3>
<p>Store under inert atmosphere at -20°C to prevent degradation. Handle with appropriate PPE as per SDS guidelines. Not intended for direct clinical administration or human use.</p>