申请人:American Home Products Corp.
公开号:US04777254A1
公开(公告)日:1988-10-11
Polycyclic 1,3-dione imides N-alkylated with variously N-substituted alkyl- or cycloalkyl amines afford histamine H.sub.1 -receptor antagonists of the formula ##STR1## wherein R is polycyclic alkyl moiety; R.sup.1 is hydrogen or alkyl; R.sup.4 is an aromatic amine or a cycloalkyl amine containing N-substitution; R.sup.7 and R.sup.8 are hydrogen, alkyl or form a spiro cycloalkyl group.
用各种N-取代的烷基或环烷基胺烷基化的多环1,3-二酮亚胺产生了公式为的组织胺H1-受体拮抗剂。其中R是多环烷基基团;R1是氢或烷基;R4是含有N-取代的芳香胺或环烷基胺;R7和R8分别是氢、烷基或形成螺环烷基基团。