Patent · US Expired

Tricyclic condensed heterocyclic compounds their production and use

US5686466A · kind A · utility

2Cited by
15References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 1996
Grant dateNov 11, 1997
Priority date
Expiry dateMar 20, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D487/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A novel compound of the formula: ##STR1## wherein Ar represents an optionally substituted tricyclic condensed benzene ring group which includes at least one heterocyclic ring as a component ring; n represents an integer from 2 to 10; R.sup.1 represents H or an optionally substituted hydrocarbon group, which may be different from one another in the repetition of n; and Y represents an optionally substituted 4-piperidinyl, 1-piperazinyl or 4-benzyl-1-piperidinyl group, or a salt thereof, inhibiting excellent cholinesterase inhibitory activity and monoamine reuptake inhibitory activity, thus being useful as therapeutic and/or prophylactic medicaments of senile dementia.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.