Patent · US Expired

1-azabicycloalkane derivatives, their preparation process and their use as medicaments

US5183893A · kind A · utility

1Cited by
0References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1991
Grant dateFeb 2, 1993
Priority date
Expiry dateMar 26, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D453/02
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds useful in the treatment of Alzheimer's disease, senile dementia or memory disorders of the aged of the formula ##STR1## in which n represents the number 1, 2 or 3, PA1 R.sub.1 and R.sub.2, identical or different, represent hydrogen, a linear, branched or cyclic alkyl, alkenyl, or alkynyl which contain up to 6 carbon atoms, R.sub.1 and R.sub.2 optionally substituted by hydroxy, alkoxy containing up to 6 carbon atoms, aralkyl containing up to 14 carbon atoms, a COOalk.sub.1 radical in which alk.sub.1 represents alkyl containing up to 6 carbon atoms, a --CON(alk.sub.2).sub.2 radical in which alk.sub.2 represents alkyl containing up to 6 carbon atoms, the radical --C(R.sub.1).dbd.NOR.sub.2 being in position 2, 3 or 4, in all their isomer forms and their mixture, as well as their addition salts with pharmaceutically acceptable organic or mineral acids. Also therapeutic compositions containing the compound, method of treatment and method of preparation.

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