QUINAZOLINONE OXIDES AND THEIR USE AS INTERMEDIATES FOR PHARMACEUTICAL AGENTS

摘要

Quinazolinone oxides of formula …… where X:Cl, Br, NO2, CF3,… Y:H, Br, Cl, F… process for their preparation and their use as intermediates in the preparation of 3-fluorobenzodiazepines which are useful as tranquilizers, muscle relaxants and sedatives.