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<h3>Overview</h3>
<p><strong>2-Aminopurine</strong> (CAS: 140-59-8) is a purine analog widely utilized in pharmaceutical research. Its synthesis typically involves the cyclization of acetylated precursors under controlled thermal conditions. The molecular formula is <strong>C5H5N5</strong>.</p>
<h3>Application</h3>
<ul>
<li><strong>Molecular Biology:</strong> Used as a fluorescent base analog to study DNA replication and repair mechanisms.</li>
<li><strong>Pharmaceutical R&D:</strong> Serves as a key intermediate for synthesizing antiviral and anticancer nucleoside derivatives.</li>
<li><strong>Material Science:</strong> Employed in the development of organic semiconductors and supramolecular assemblies.</li>
</ul>
<h3>Precautions</h3>
<ul>
<li><strong>Safety:</strong> Handle with gloves in a fume hood; avoid inhalation and skin contact due to potential mutagenicity.</li>
<li><strong>Storage:</strong> Store in a cool, dry place away from oxidizers, sealed under inert atmosphere.</li>
<li><strong>Usage:</strong> Not approved for direct clinical use; restricted to laboratory-scale research applications only.</li>
</ul>