*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>2-Bromo-3-chlorothiophene</strong> (CAS 104765-97-9) is a specialized heterocyclic intermediate with the molecular formula C<sub>4</sub>H<sub>2</sub>BrClS. Synthesized via electrophilic substitution on thiophene, it serves as a critical building block for pharmaceuticals and agrochemicals.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceutical synthesis: Precursor for kinase inhibitors and antiviral agents.</li>
<li>Agrochemicals: Intermediate in developing fungicides and herbicides.</li>
<li>Materials science: Component in organic light-emitting diode (OLED) emitters.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry, well-ventilated area away from oxidizers. Requires PPE handling due to potential skin irritation and corrosive properties. Do not use in food-grade applications.</p>