*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>Monobutyl Phthalate-d4</strong> is a deuterated internal standard for <strong>GC-MS</strong> and <strong>HPLC</strong> analysis. Synthesized via isotopic exchange, it ensures precise quantification of phthalates in complex matrices. Molecular Formula: C<sub>12</sub>H<sub>18</sub>O<sub>4</sub>D<sub>4</sub>. CAS No.: 135960-36-6.</p>
<h3>Application</h3>
<ul>
<li><strong>Pharmaceuticals:</strong> Metabolic stability studies and bioequivalence testing.</li>
<li><strong>Environmental Monitoring:</strong> Trace detection of plasticizers in water and soil samples.</li>
<li><strong>Quality Control:</strong> Calibration standards for regulatory compliance in food packaging.</li>
</ul>
<h3>Precautions</h3>
<p>Store under inert atmosphere at -20°C to prevent degradation. Use appropriate PPE including gloves and goggles; avoid inhalation or skin contact due to potential toxicity. Not intended for direct clinical administration.</p>