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<h3>Overview</h3>
<p><strong>2-hydroxy-6-iodobenzonitrile</strong> (CAS: 148570-29-0) is a specialized iodinated intermediate primarily synthesized via electrophilic aromatic substitution of salicylonitrile. Its molecular formula is C<sub>7</sub>H<sub>4</sub>INO.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceutical synthesis for radioiodinated imaging agents.</li>
<li>Production of heterocyclic compounds in agrochemical R&D.</li>
<li>Key building block for high-performance liquid chromatography standards.</li>
</ul>
<h3>Precautions</h3>
<p>Requires storage in sealed, moisture-proof containers below 25°C. Handling mandates PPE due to potential skin irritation and iodine toxicity; avoid inhalation of dust.</p>