Patent · US Expired

Spiro-isoxazolidine derivatives as cholinergic agents

US5073560A · kind A · utility

73Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 1990
Grant dateDec 17, 1991
Priority date
Expiry dateJul 20, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D498/20
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of general formula I, ##STR1## wherein: A represents (CH.sub.2).sub.m optionally substituted by R.sub.3, PA1 B represents (CH.sub.2).sub.n optionally substituted by R.sub.4, PA1 R.sub.1 represents hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.1-6 alkenyl or C.sub.1-6 alkynyl, PA1 R.sub.2 represents hydrogen, C.sub.1 -C.sub.6 alkyl or COOR.sub.5, in which R.sub.5 represents C.sub.1 -C.sub.6 alkyl, PA1 R.sub.3 and R.sub.4 independently represent hydrogen or C.sub.1 -C.sub.6 alkyl, PA1 in addition, any two of R.sub.2, R.sub.3 and R.sub.4 may together form a C.sub.1-3 alkylene chain, PA1 n and m independently represent an integer from 1-3 inclusive, PA1 Y represents O or S, PA1 and pharmaceutically acceptable acid addition salts thereof are useful as pharmaceuticals, in particular as central muscarinic acetylcholine receptor agonists. The compounds are therefore useful in the treatment of diseases such as presenile and senile dementia, Huntington's chorea, tardive dyskinesia, hyperkinesia, mania and Tourette Syndrome.

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