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<h3>Overview</h3>
<p><strong>4,5-Dichlorophthalonitrile</strong> (CAS: 1079-26-7) is a key halogenated intermediate synthesized via chlorination of phthalonitrile. Its molecular formula is C8H2Cl2N2. This compound serves as a critical precursor for high-performance dyes and pharmaceuticals.</p>
<h3>Application</h3>
<ul>
<li>Production of copper phthalocyanine pigments for industrial coatings.</li>
<li>Synthesis of specific heterocyclic active pharmaceutical ingredients.</li>
<li>Manufacturing of specialized agrochemical herbicides.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry, ventilated area away from oxidizers. Personnel must wear appropriate PPE including respirators and chemical-resistant gloves to prevent inhalation or skin contact due to potential toxicity.</p>