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<h3>Overview</h3>
<p><strong>N-Acetylsulfanilyl chloride</strong> is a key intermediate in pharmaceutical synthesis, produced via chlorination of N-acetylsulfanilamide. Its molecular formula is C8H9ClN2O2S, and CAS number is 121-67-5.</p>
<h3>Application</h3>
<ul>
<li>Synthesis of sulfa drugs and antibiotics</li>
<li>Production of dyes and pigments</li>
<li>Manufacturing of agrochemical intermediates</li>
</ul>
<h3>Precautions</h3>
<p>Store in cool, dry place away from moisture. Use PPE to prevent skin contact; hydrolysis releases corrosive HCl gas.</p>