Syntheses of Some New 4(3H)‐Quinazolinones as Potential CNS Active Agents

More than fifty 2‐(N‐substituted aminoethylthio)‐3‐aryl‐6‐iodo‐4(3H)‐quinazolinones 2–6 have been prepared. Some of them were tested for CNS activities on mice and found to be either depressants or stimulants.