There is presented a compound of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of hydrogen, lower alkyl, chloro, bromo, alkoxy, hydroxy, lower alkyl substituted thio and NR.sub.4 R.sub.5 wherein R.sub.4 and R.sub.5 are hydrogen, lower alkyl and di-substituted lower alkylamino lower alkyl; R.sub.2 is selected from the group consisting of hydrogen, lower alkyl and amino; R.sub.3 is selected from the group consisting of hydrogen, acyloxy and hydroxy; X is halogen and Y is hydrogen or halogen and the N-oxides thereof when R.sub.3 is hydrogen and the pharmaceutically acceptable salts thereof. The pyrimido[4,5-d][2]benzazepines are useful as anxiolytic and sedative agents. Also presented are processes and intermediates in the production of the above pyrimido[4,5-d][2]benzazepines.
提供了一种化合物,其
化学式为##STR1## 其中R.sub.1选择自氢、低级烷基、
氯、
溴、烷氧基、羟基、低级烷基取代的
硫和NR.sub.4 R.sub.5,其中R.sub.4和R.sub.5为氢、低级烷基和二取代低级烷基
氨基低级烷基; R.sub.2选择自氢、低级烷基和
氨基; R.sub.3选择自氢、酰氧基和羟基; X为卤素,Y为氢或卤素以及当R.sub.3为氢时它们的N-氧化物和药学上可接受的盐。这些
嘧啶并[4,5-d][2]苯并氮杂环丙啶衍
生物可用作抗焦虑和镇静药物。还提供了制备上述
嘧啶并[4,5-d][2]苯并氮杂环丙啶的方法和中间体。