*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>trans-Caffeic Acid</strong> is a naturally occurring hydroxycinnamic acid derivative widely utilized in pharmaceutical and chemical sectors. Produced via enzymatic extraction or semi-synthesis from plant biomass, its molecular formula is <strong>C9H8O4</strong> with CAS No. <strong>501-98-4</strong>.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceuticals: Used as an antioxidant intermediate in drug synthesis.</li>
<li>Food Industry: Serves as a natural preservative and color stabilizer.</li>
<li>Cosmetics: Incorporated into anti-aging formulations for UV protection.</li>
</ul>
<h3>Precautions</h3>
<p>Store in a cool, dry place away from light to prevent oxidation. Avoid direct skin contact during handling; wear appropriate PPE. Not approved for direct human consumption without regulatory clearance.</p>