Patent · US Expired

Derivatives of 4-methyl 6-phenyl pyridazine active on the central nervous system

US4514397A · kind A · utility

19Cited by
0References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 19, 1983
Grant dateApr 30, 1985
Priority date
Expiry dateOct 19, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D237/20
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to derivatives of 4-methyl 6-phenyl pyridazine of formula: ##STR1## in which R is OH or H, PA0 R.sub.1 is ##STR2## n being 0 or 1, X and Y forms an ethylene or oxoethylene group; it also relates to a process for preparing the products of formula (I) and to drugs containing at least one product of formula (I).

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