2-Aminobenzylamines can be converted into 5H-I,4benzodiazepines with diphenyl- and dimethyl-chloroazirines; formation of the benzodiazepines from the diamines and 1,2-diketones is less general. ... In view of the considerable interest in benzodiazepines' it is ... An obvious approach to this system is the reaction of the 2-aminobenzylamines (1) with the 1,2-diketones (2). This is ... Published on 01 January 1984. Downloaded by google on 16/02/2016 ...