Patent · US Expired

Compounds

US3966783A · kind A · utility

6Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 11, 1974
Grant dateJun 29, 1976
Priority date
Expiry dateNov 11, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D333/24
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

There are described compounds of formula I, ##SPC1## PA1 in which X is a saturated hydrocarbon group containing from 2 to 10 carbon atoms inclusive, and PA1 R is alkyl, phenyl, or phenyl substituted by one or more halogen or alkyl groups. There are also described processes for making the compounds and haematinic compositions containing them.

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