DERIVATIVES OF 2,3-DIHYDRO-1H-1,5-BENZODIAZEPINE BASED ON SUBSTITUTED 1,2-PHENYLENEDIAMINES AND ACETYLARENES

Article abstract of DOI:10.1007/BF00842963

Derivatives of 2,3-dihydro-1H-1,5-benzodiazepine were obtained by the reaction of 4-chloro-, 4-bromo- 3,5-dichloro, and 4-cyano-substituted ortho-phenyl-enediamines with 4-R-acetophenones in the presence of concentrated sulfuric acid.Electronwithdrawing g