Patents Assigned to Beecham Group Ltd.
  • Patent number: 4599420
    Abstract: This invention relates to novel substituted benzamides having useful pharmacological properties, to pharmaceutical compositions containing them, to a process for their preparation and to intermediates therefor.N-(2-Diethylaminoethyl)-2-methoxy-4-amino-5-chlorobenzamide, 1-ethyl-2(2-methoxy-5-sulphamoylbenzamidomethyl)pyrrolidine and N-[4'-(1"-benzyl)-piperidyl]-2-methoxy-4-amino-5-chlorobenzamide are well known compounds having useful pharmacological activity such as the ability to regulate the gastro-intestinal function anti-emetic activity and CNS activity.It has now been found that certain intermediates for a structurally distinct class of substituted benzamides also has useful pharmacological activity, in particular dopamine antagonist activity.
    Type: Grant
    Filed: February 25, 1983
    Date of Patent: July 8, 1986
    Assignee: Beecham Group Ltd.
    Inventors: Michael S. Hadley, Francis D. King