Patent · US Expired

Pyrrolidylidene, piperidylidene and hexahydroazepinylidene ureas as CNS depressants

US4046909A · kind A · utility

14Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 16, 1975
Grant dateSep 6, 1977
Priority date
Expiry dateJul 16, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D223/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of the class of 1-aryl-3-pyrrolidylidene ureas, 1-aryl-3-piperidylidene ureas and 1-aryl-3-hexahydroazepinylidene ureas, useful as central nervous system (CNS) depressants.

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