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<h3>Overview</h3>
<p><strong>2,4-Difluorophenylboronic acid</strong> (CAS: 1879-05-6) is a specialized organoboron intermediate with molecular formula C6H5BF2O. It is synthesized via directed lithiation of difluorobenzene followed by quenching with trimethyl borate or direct borylation.</p>
<h3>Application</h3>
<ul>
<li><strong>Pharmaceuticals:</strong> Key building block for Suzuki-Miyaura cross-coupling in kinase inhibitor synthesis.</li>
<li><strong>Agrichemicals:</strong> Used to develop novel fluorinated herbicides and fungicides.</li>
<li><strong>Materials Science:</strong> Precursor for liquid crystal displays and organic electronics.</li>
</ul>
<h3>Precautions</h3>
<p>Store under inert atmosphere at -20°C to prevent hydrolysis. Wear PPE including goggles and gloves due to potential skin irritation. Not intended for direct clinical use without further formulation.</p>