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<h3>Overview</h3>
<p><strong>4-Chloro-5-fluoro-2-methylbenzaldehyde</strong> (CAS: 100689-87-4) is a key heteroaromatic intermediate with molecular formula C<sub>8</sub>H<sub>6</sub>ClFO. Produced via selective chlorination and formylation of toluene derivatives, it serves as a critical building block for synthesizing advanced pharmaceuticals.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceutical synthesis: Precursor for kinase inhibitors and antiviral agents.</li>
<li>Agrochemical production: Intermediate for novel fungicides and herbicides.</li>
<li>Material science: Component in high-performance polymer additives.</li>
</ul>
<h3>Precautions</h3>
<p>Store in cool, dry, ventilated areas away from oxidizers. Use PPE including gloves and goggles; avoid inhalation of dust or vapors due to potential respiratory irritation and sensitization risks.</p>