*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Azithromycin-d3 is a <strong>deuterated internal standard</strong> for Azithromycin, synthesized via <strong>isotopic labeling</strong>. It maintains identical physicochemical properties to the parent compound while enabling precise quantification in LC-MS/MS analysis. Molecular formula: C<sub>38</sub>H<sub>72</sub>N<sub>2</sub>O<sub>12</sub>D<sub>3</sub>; CAS No.: 256094-73-2.</p>
<h3>Application</h3>
<ul>
<li><strong>Pharmaceutical R&D:</strong> Validating bioequivalence and stability studies of azithromycin formulations.</li>
<li><strong>Clinical Toxicology:</strong> Quantifying drug levels in plasma and urine during pharmacokinetic trials.</li>
<li><strong>Quality Control:</strong> Calibrating analytical instruments for batch release testing in API manufacturing.</li>
</ul>
<h3>Precautions</h3>
<p>Store under <strong>-20°C</strong> in sealed amber vials to prevent degradation. Avoid direct contact; use appropriate PPE including nitrile gloves and safety goggles. Not intended for human or veterinary therapeutic use.</p>