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<h3>Overview</h3>
<p>Methyl (triphenylphosphoranylidene)acetate is a specialized Wittig reagent used for synthesizing alpha,beta-unsaturated esters. Its molecular formula is <strong>C21H21O2P</strong> with CAS number <strong>6638-97-5</strong>.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceutical synthesis for constructing ester frameworks.</li>
<li>Agrochemical production of active ingredients.</li>
<li>Laboratory research in organic methodology development.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry place away from oxidizers. Use appropriate PPE to prevent skin contact and inhalation of dust particles during handling.</p>