*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Ethyl 2-amino-4-methylthiophene-3-carboxylate is a key heterocyclic intermediate synthesized via <strong>Hantzsch thiophene synthesis</strong>. Its molecular formula is C8H11NO2S, and the CAS number is 6905-79-9.</p>
<h3>Application</h3>
<ul>
<li><strong>Pharmaceuticals</strong>: Precursor for sulfa drugs and antibiotic scaffolds.</li>
<li><strong>Agricultural Chemicals</strong>: Used in synthesizing fungicides and herbicides.</li>
<li><strong>Dyes</strong>: Building block for thienopyrrole-based pigments.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry place under inert atmosphere. Avoid inhalation of dust; wear appropriate PPE including gloves and respiratory protection during handling.</p>