Ultrasonic-Assisted Synthesis of Two<i> t</i>-Butoxycarbonylamino Cephalosporin Intermediates on SiO<sub>2</sub>

<div>The proposed ultrasonic-assisted synthetic mechanism of<i> N</i>-Boc protection for amines.</div>

Journal of Chemistry

Scheme 3: Ultrasonic-Assisted Synthesis of Two<i> t</i>-Butoxycarbonylamino Cephalosporin Intermediates on SiO<sub>2</sub> 