Patent · US Expired

Substituted oxazolidin-2-ones and 1,2,4-oxadiazolin-5-ones and derivatives thereof acting at muscarinic receptors

US5066662A · kind A · utility

5Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 21, 1990
Grant dateNov 19, 1991
Priority date
Expiry dateMay 21, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D413/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Oxazolidin-2-ones and 1,2,4-oxadiazolin-5-ones substituted in the 4-position of the oxazolidin-2-one ring and the 3-position of the 1,2,4-oxadiazolin-5-one ring with a 5- or 6-member heteroaromatic, a bicyclic heteroaromatic group or a 5- or 6-member heterocyclic group either directly or via a one or two carbon bridge and derivatives thereof are described, as well as methods for the preparation and pharmaceutical compositions of same, which are useful as centrally acting muscarinic agents and are useful as analgesic agents for the treatment of pain, as sleep aids and as agents for treating the symptoms of senile dementia, Alzheimer's disease, Huntington's chorea, tardive dyskinesia, hyperkinesia, mania, or similar conditions of cerebral insufficiency characterized by decreased cerebral acetycholine production or release.

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