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<h3>Overview</h3>
<p><strong>4-Chlorobenzoyl chloride</strong> (CAS 104-86-9, C7H4Cl2O) is a key acylating agent produced via chlorination of 4-chlorotoluene followed by oxidation. It serves as a vital intermediate in synthesizing pharmaceuticals and agrochemicals.</p>
<h3>Application</h3>
<ul>
<li>Synthesis of antibiotics and antihistamines.</li>
<li>Production of liquid crystal monomers.</li>
<li>Manufacturing of dyes and pigments.</li>
</ul>
<h3>Precautions</h3>
<p>Store in cool, dry, well-ventilated areas away from moisture. Use full PPE due to severe corrosivity and lachrymatory effects upon exposure.</p>