*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine</strong> is a fluorinated quinolone intermediate synthesized via cyclization and halogenation. CAS: 82415-04-5. Formula: C<sub>13</sub>H<sub>9</sub>F<sub>2</sub>NO<sub>2</sub>.</p>
<h3>Application</h3>
<ul>
<li>Synthesis of broad-spectrum fluoroquinolone antibiotics.</li>
<li>Pharmaceutical R&D for novel antimicrobial agents.</li>
<li>Intermediate in the production of respiratory infection drugs.</li>
</ul>
<h3>Precautions</h3>
<p>Store under inert atmosphere at 2-8°C. Use appropriate PPE to avoid skin contact and inhalation. Not for direct clinical use; strictly for industrial synthesis.</p>