Novel intermediates of the formula ##STR1## wherein X and Y are hydrogen, halogen or trifluoromethyl and R.sub.1 is hydrogen or lower alkyl are presented. Also disclosed is a process leading to the intermediates and their conversion to imidazobenzodiazepines, compounds of pharmacological activity.
本发明涉及一种新的中间体,其
化学式为 ##STR1## 其中X和Y为氢、卤素或三
氟甲基,R.sub.1为氢或低碳基。此外,还揭示了一种制备该中间体的过程以及将其转化为
咪唑苯并二氮平,具有药理活性的化合物。