A Facile Synthesis of <i>N</i>-H- and <i>N</i>-Substituted Acridine-1,8-diones under Sonic Condition

<table>A plausible mechanism for the formation of acridines from <b>5 </b>and <b>6</b>.</table>

The Scientific World Journal

Scheme 6: A Facile Synthesis of <i>N</i>-H- and <i>N</i>-Substituted Acridine-1,8-diones under Sonic Condition 