PYRIDO(3,4-B)PYRROLO(1,2-E)(1,4,5)OXADIAZEPINES AND RELATED ANALOGS,A PROCESS FOR THEIR PREPARATION AND THEIR USE AS MEDICAMENTS

摘要

There are disclosed various compounds of the formula below, CHEM where X is hydrogen, halogen or loweralkyl; Y is hydrogen, halogen, loweralkyl, loweralkoxy or trifluoromethyl; R1 is hydrogen, loweralkyl, aryl, arylloweralkyl, diloweralkylaminoloweralkyl or CHEM R3 being hydrogen, loweralkyl or arylloweralkyl; and R2 is hydrogen, loweralkyl or arylloweralkyl; which compounds are useful as analgesic agents, and a process for their preparation.