Patent · US Expired

4-Aryl-4-aryloxypiperidines

US4325953A · kind A · utility

2Cited by
3References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 3, 1980
Grant dateApr 20, 1982
Priority date
Expiry dateSep 3, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D333/32
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

4-Aryl-4-aryloxypiperidines of the general formula (I) ##STR1## and their pharmaceutically acceptable acid addition salts, wherein R.sup.1 and R.sup.2 are hydrogen or lower alkyl, R.sup.3 is hydrogen, lower alkyl or benzyl, Ar is phenyl optionally substituted by one or more halogen, trifluoromethyl, lower alkyl, lower alkoxy, nitro or amino groups and Ar.sup.1 is a phenyl radical optionally substituted by one or more cyano, methylsulphinyl, methylsulphonyl, lower alkoxy, trifluoromethyl, lower alkyl, lower alkenyl, halogen, nitro, amino or acylamino groups or an aromatic heterocyclic mono- or di-cyclic radical, exhibit activity on the central nervous system, e.g. as antidepressants.

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