(3,4-Dimethylbenzoylacryloyl)-anthranilic acid (I) was easily cyclized to the corresponding benzoxazone (IV) by the effect of Ac2O. Condensation of (IV) with hydrazine hydrate gave rise to the aminoquinazolinones (XIII). Some reactions of the above product have been investigated.


H A MOUSA ,E A SOLIMAN ,A M HATABA ,I A ATTIA ,F A EL-SHAHED ,A M HATABA ,H A MOUSA ,I A ATTIA ,F A EL-SHAHED ,