Patent · US Expired

9-acylamino-tetrahydroacridine derivatives and memory enhancing agent containing said derivative as active ingredient

US4985430A · kind A · utility

10Cited by
0References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 2, 1988
Grant dateJan 15, 1991
Priority date
Expiry dateDec 2, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D495/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

There are disclosed a 9-acylamino-tetrahydroacridine derivative represented by the following formula (I): ##STR1## wherein R ##STR2## are as defined in the specification, its optical antipode or pharmaceutically acceptable acid addition salt thereof and a memory enhancing agent containing the same as an active ingredient.

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