Novel 5,11-dihydro-6H-pyrido-[2,3-b][1,4]-benzodiazepine-6-ones of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of hydrogen, alkyl of 1 to 6 carbon atoms, straight and branched chain, mono and poly unsaturated aliphatic hydrocarbon of 3 to 20 carbon atoms, phenyl alkyl of 1 to 4 alkyl carbon atoms and cinnamyl, R.sub.2 is selected from the group consisting of hydrogen, methyl and ethyl and A is straight or branched chain alkylene of 2 to 5 carbon atoms and their non-toxic, pharmaceutically acceptable acid addition salts having ulcer inhibiting and secretion inhibiting activity and a novel process for their preparation.
新型5,11-二
氢-6H-
吡啶-[2,3-b][1,4]-
苯二
氮杂
环己酮的
化学式为##
STR1##其中R.sub.1选自
氢、1至6个
碳原子的直链和支链烷基、3至20个
碳原子的单
烯烃和多
烯烃
脂肪烃、1至4个烷基
碳原子的
苯基烷基和肉桂基,R.sub.2选自
氢、
甲基和乙基,A为2至5个
碳原子的直链或支链烷基,以及它们的无毒、药学上可接受的酸盐,具有抑制溃疡和分泌的活性,以及一种新的制备方法。