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<h3>Overview</h3>
<p><strong>Butylphthalide</strong> (CAS 14248-50-9) is a lipophilic phthalide derivative with the molecular formula C<sub>12</sub>H<sub>14</sub>O<sub>2</sub>. It is primarily synthesized via cyclization of o-coumaric acid derivatives or catalytic hydrogenation, serving as a key neuroprotective agent in cardiovascular therapeutics.</p>
<h3>Application</h3>
<ul>
<li>Neurology: Treatment of cerebral ischemia and stroke recovery.</li>
<li>Cardiology: Management of chronic cerebral insufficiency symptoms.</li>
<li>Pharmaceuticals: Active ingredient in oral capsules and injections for improving microcirculation.</li>
</ul>
<h3>Precautions</h3>
<p>Strictly contraindicated during pregnancy and lactation. Store in cool, dry conditions below 25°C to prevent degradation. Handle with appropriate PPE to avoid skin contact and inhalation of dust.</p>