Patent · US Expired

Pyrazoles active in the central nervous system

US4226877A · kind A · utility

3Cited by
3References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 14, 1979
Grant dateOct 7, 1980
Priority date
Expiry dateMay 14, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D231/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disclosed are pyrazoles of the formula ##STR1## wherein R.sub.1 is hydrogen, lower alkyl, or phenyl, R.sub.2 is hydrogen or lower alkyl, R.sub.3 is alkoxy or hydroxy, R.sub.4 is lower alkyl, and the pharmaceutically acceptable acid addition salts thereof. The compounds are useful primarily as antipsychotic agents. As an example, they exhibit central nervous system activity as antischizophrenic agents.

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