nitro - amino - och aroylamino - n - fenylpyridinaminer i that foerfarande foer framstaellning av pyrido / 1.4 / - benzodiazepiner

摘要

Nitro, amino and aroylamino-N-phenylpyridinamines as chemical intermediates and/or having antidepressant activity having the formula IMAGE wherein R3 is nitro, amino or aroylamino, and Q is hydrogen, -NR1R2 or halogen are disclosed in a process for preparing pyrido[1,4]benzodiazepines.