Novel aryl- and heteroarylpiperazines, use of these compounds as pharmaceutical compositions, pharmaceutical compositions comprising the compounds, and a method of treatment employing these compounds and compositions. The compounds show a high and selective binding affinity to the histamine H3 receptor indicating histamine H3 receptor antagonistic, inverse agonistic or agonistic activity. As a result, the compounds are useful for the treatment of diseases and disorders related to the histamine H3 receptor.
1-(2-pyridyl) 4-cycloalkylmethyl piperazines having cardiotropic activity
申请人:Innothera
公开号:US04673675A1
公开(公告)日:1987-06-16
Compounds of formula: ##STR1## in which R represent a cycloalkylmethyl group; ##STR2## group where --A-- symbolizes a hydrocarbon chain and R.sub.1 and R.sub.2 each designate an alkyl group or form jointly with N a heterocyclic radical; an anilinocarbonylmethyl group whose phenyl nucleus is possibly substituted; or a substituted benzyl group. These compounds are useful as drugs having cardiotropic activity.