*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>Paliperidone-d4</strong> is a deuterated isotopic standard of the antipsychotic drug paliperidone. Synthesized via catalytic deuteration, it ensures high purity for analytical accuracy. The molecular formula is C<sub>23</sub>H<sub>27</sub>FN<sub>3</sub>O<sub>5</sub>D<sub>4</sub>, and its CAS number is typically unique to the specific labeling.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceutical R&D: Used as an internal standard in LC-MS/MS quantification during bioanalytical method validation.</li>
<li>Metabolism Studies: Facilitates precise tracking of metabolic pathways and pharmacokinetic profiles in preclinical trials.</li>
<li>Quality Control: Serves as a reference material for verifying assay specificity in drug substance manufacturing.</li>
</ul>
<h3>Precautions</h3>
<p>Store under inert atmosphere at -20°C to prevent degradation. Handle with appropriate PPE; avoid inhalation or skin contact. Not intended for clinical administration in humans.</p>