申请人:A. H. Robins Company, Inc.
公开号:US04705853A1
公开(公告)日:1987-11-10
Aromatic azepinones and thiones having the formula ##STR1## wherein; A is benzene, naphthalene, quinoline or pyridine; B is oxygen or sulfur; E is oxygen, sulfur or ##STR2## n is 1, 2 or 3; Z is an amino or a heterocyclic nitrogen-containing radical; R is hydrogen, loweralkyl, cycloalkyl or phenylloweralkyl; Y is halo, loweralkyl, loweralkoxy, diloweralkylamino, nitro, amino, loweracetylamino, trifluoromethyl, phenyl or phenyl substituted by one to three Y' radicals selected from halo, loweralkyl, loweralkoxy, diloweralkylamino, nitro, amino, loweracylamino or trifluoromethyl; and having antihistaminic utility, a process for the preparation thereof and chemical intermediates therefor are disclosed.
本发明揭示了具有以下式子的芳香性氮杂七元酮和硫酮:##STR1## 其中;A是苯,萘,喹啉或吡啶;B是氧或硫;E是氧,硫或##STR2## n为1,2或3;Z是氨基或含氮杂环的杂环基;R是氢,低烷基,环烷基或苯基低烷基;Y是卤素,低烷基,低烷氧基,双低烷基氨基,硝基,氨基,低乙酰氨基,三氟甲基,苯基或由一到三个Y'基团替代的苯基,所述Y'基团从卤素,低烷基,低烷氧基,双低烷基氨基,硝基,氨基,低乙酰氨基或三氟甲基中选择;具有抗组胺作用,揭示了其制备过程和化学中间体。