Novel aromatic-spiropiperidineoxazepinones and thiones exhibiting antihistamine activity are disclosed having the formula: ##STR1## wherein A represents an aromatic ring, selected from benzo when Z is carbon or pyrido[3,2-f] when Z is nitrogen either of which rings may be optionally substituted on carbon; B is selected from oxygen or sulfur; R.sup.1 is selected from the group consisting of loweralkyl, cycloalkyl, cycloalkyl-loweralkyl or phenyl-loweralkyl of which phenyl may be optionally substituted; R is selected from the group consisting of loweralkyl, cycloalkyl or phenyl-loweralkyl of which phenyl may be optionally substituted and the pharmaceutically acceptable salts thereof and novel chemical intermediates in the preparation thereof.
本发明公开了具有抗
组胺活性的新型芳香基-螺环
吡啶-氧杂
环己酮和
硫代己酮,其
化学式为:##STR1## 其中A代表芳香环,选自苯环(当Z为碳时)或
吡咯[3,2-f]环(当Z为氮时),其中任一环都可以在碳上选择性地取代;B选自氧或
硫;R.sup.1选自下列群体:低碳基、环烷基、环烷基-低碳基或苯基-低碳基,其中苯基可以选择性地取代;R选自下列群体:低碳基、环烷基或苯基-低碳基,其中苯基可以选择性地取代,以及制备过程中的新型
化学中间体和其药学上可接受的盐。