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<h3>Overview</h3>
<p><strong>2-Chloro-3,4-dimethoxybenzoic acid</strong> (CAS: 15678-98-1) is a key aromatic intermediate synthesized via chlorination and methylation of dimethoxybenzoic acid precursors. Its molecular formula is C<sub>9</sub>H<sub>9</sub>ClO<sub>4</sub>, serving as a critical building block for complex organic synthesis.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceutical manufacturing as a scaffold for bioactive heterocycles.</li>
<li>Synthesis of agrochemical herbicides and fungicides.</li>
<li>Production of specialized dyes and optical brighteners.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry, well-ventilated area away from incompatible oxidizers. Use appropriate PPE including gloves and eye protection to prevent skin irritation and respiratory exposure during handling.</p>