(2-((Nitropyridinyl)amino)phenyl)arylmethanones and salts, their use in medicine, pharmaceutical compositions containing them and their use in the preparation of (2-((aminopyridinyl)amino)phenyl)arylmethanones and pyrido(1,4)benzodiazepines.

摘要

[2-[(Nitropyridinyl)amino]phenyl]arylmethanones as chemical intermediates and/or having antidepressant activity having the formula: IMAGE wherein: B is carbonyl, thioxomethyl, ketal or thioketal, R is hydrogen or -alk1-Q, Q is hydrogen, -NR1R2 or halogen are disclosed in a process for preparing pyrido[1,4]benzodiazepines.