*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>(S)-Butyl 2-hydroxybutanoate</strong> is a chiral ester synthesized via enzymatic resolution or asymmetric catalysis. Its molecular formula is C<sub>8</sub>H<sub>16</sub>O<sub>3</sub> and CAS number is 5497-04-3.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceutical synthesis as a chiral building block for beta-blockers.</li>
<li>Flavor and fragrance industry for fruity notes in perfumes.</li>
<li>Agrochemical production of specific herbicide intermediates.</li>
</ul>
<h3>Precautions</h3>
<p>Store under inert atmosphere at 2-8°C away from oxidizers. Avoid inhalation; use PPE due to potential skin irritation and flammability risks during handling.</p>