Patent · US Expired

Derivatives of 1-benzoyl 2-oxo 5-alkoxy pyrrolidine, their preparation, their use as medicaments and the compositions containing them

US4948804A · kind A · utility

3Cited by
10References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 24, 1988
Grant dateAug 14, 1990
Priority date
Expiry dateJun 24, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P43/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compounds useful in the treatment of patients suffering from intellectual or nervous asthenias, memory failures, senescence or mental strain of the formula (I): ##STR1## in which R' represents hydrogen, linear, branched or cyclic alkyl containing up to 12 carbon atoms, alkenyl containing from 2 to 8 carbon atoms, acyl containing from 1 to 6 carbon atoms or aralkyl containing from 7 to 15 carbon atoms and R represents aryl containing up to 14 carbon atoms, optionally substituted, or a mono- or polycryclic heterocyclic aromatic radical, optionally substituted; also therapeutic compositions containing those compounds and method of use.

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