Product Description
| Chemical Name: |
Pyromellitic Dianhydride |
| Molecular Formula: |
C10H2O6 |
| Formula Weight: |
218.12 |
| CAS No.: |
89-32-7 |
AI Product Description
*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Pyromellitic Dianhydride (PMDA) is a critical organic intermediate synthesized via the thermal oxidation of 1,2,4,5-tetramethylbenzene. It serves as a primary building block for high-performance polymers. Its molecular formula is <strong>C₁₀H₂O₆</strong> with CAS No. <strong>85-43-6</strong>.</p>
<h3>Application</h3>
<ul>
<li><strong>Polyimide Resins:</strong> Manufacture of flexible circuits and aerospace films.</li>
<li><strong>Epoxy Curing Agents:</strong> Enhances thermal stability in advanced composites.</li>
<li><strong>Flame Retardants:</strong> Key component in halogen-free fire-resistant materials.</li>
</ul>
<h3>Precautions</h3>
<ul>
<li>Strictly avoid direct contact; causes severe skin irritation.</li>
<li>Store in cool, dry, well-ventilated areas away from moisture.</li>
<li>Not intended for clinical or pharmaceutical use without specific formulation.</li>
</ul>