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<h3>Overview</h3>
<p><strong>4-Carboxyisothiazole</strong> is a heterocyclic intermediate synthesized via nitration and oxidation of isothiazole derivatives. It serves as a critical building block for pharmaceuticals with the molecular formula <strong>C4H3NO3S</strong> and CAS No. <strong>100765-92-8</strong>.</p>
<h3>Application</h3>
<ul>
<li>Synthesis of broad-spectrum antibacterial agents.</li>
<li>Production of agrochemical herbicides targeting specific weed pathways.</li>
<li>Development of novel fluorescent probes for biochemical assays.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry, ventilated area away from oxidizers. Personnel must wear acid-resistant gloves and goggles due to potential corrosive properties and skin irritation risks during handling.</p>