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<h3>Overview</h3>
<p><strong>N-Nitroso-N-methyl-4-aminobutyric Acid-d3</strong> is a deuterated internal standard used primarily in mass spectrometry. It features the molecular formula C5H8D3N2O3 and CAS number 1076496-87-3, synthesized via isotopic exchange to ensure high purity for quantitative analysis.</p>
<h3>Application</h3>
<ul>
<li><strong>Metabolomics:</strong> Quantification of nitrosamine metabolites in biological fluids.</li>
<li><strong>Pharmaceutical QC:</strong> Calibration standards for impurity profiling in drug synthesis.</li>
<li><strong>Toxicology:</strong> Tracing metabolic pathways of N-nitroso compounds in research.</li>
</ul>
<h3>Precautions</h3>
<p>Store under inert atmosphere at -20°C. Avoid direct skin contact due to potential mutagenicity; handle only in certified fume hoods with appropriate PPE.</p>