*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>4-Bromo-isatoic anhydride (CAS <strong>2596-71-8</strong>, Formula <strong>C<sub>7</sub>H<sub>4</sub>BrNO<sub>3</sub></strong>) is a key brominated heterocyclic intermediate synthesized via the reaction of anthranilic acid with phosgene followed by bromination.</p>
<h3>Application</h3>
<ul>
<li><strong>Pharmaceuticals:</strong> Precursor for benzodiazepine derivatives and antihistamines.</li>
<li><strong>Agrichemicals:</strong> Used in synthesizing fungicides and herbicide scaffolds.</li>
<li><strong>Dyes:</strong> Intermediate for azo dye production and pigment manufacturing.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry, well-ventilated area away from moisture. Requires PPE due to potential respiratory irritation; avoid skin contact and inhalation of dust.</p>