Improvement in the production of psychotropic 1-substituted-1,3-dihydro-1,4-benzodiazepin-2-ones starting from 2-(1-substituted)amino-benzophenonimines through novel intermediates of the formula: ##STR1## (wherein R is hydrogen, methyl or benzyl, R.sup.1 is C.sub.1 -C.sub.5 alkyl or phenyl-C.sub.1 -C.sub.5 alkyl, X and Y each is hydrogen or halogen and n is an integer of 1 to 2) with economical and industrial advantage.
从2-(1-取代)
氨基苯基
亚胺经过新颖的中间体开始改进生产精神药物1-取代-1,3-二氢-1,4-苯二氮杂
环己烯-2-酮的方法,其
化学式为:##STR1##(其中R为氢、甲基或苄基,R.sup.1为C.sub.1-C.sub.5烷基或苯基-C.sub.1-C.sub.5烷基,X和Y各自为氢或卤素,n为1至2的整数),具有经济和工业优势。