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<h3>Overview</h3>
<p><strong>5-Bromo-isatoic anhydride</strong> (CAS: 1472-69-5, Formula: C<sub>8</sub>H<sub>4</sub>BrNO<sub>3</sub>) is a key heterocyclic intermediate synthesized via bromination of isatoic anhydride. It serves as a critical building block for pharmaceutical and agrochemical synthesis.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceuticals: Precursor for quinazolinone derivatives in anticancer and antiviral agents.</li>
<li>Agriculture: Used to synthesize novel fungicides and herbicides.</li>
<li>Materials: Intermediate for high-performance polymers and dyes.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry, ventilated area away from moisture. Personnel must wear PPE including gloves and goggles due to potential irritant properties.</p>