Patent · US Expired

Imidazole derivatives

US4246021A · kind A · utility

1Cited by
0References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 1979
Grant dateJan 20, 1981
Priority date
Expiry dateAug 22, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D233/90
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention provides new imidazole derivatives of the general formula: ##STR1## wherein R.sup.1 represents a methyl or ethyl group, R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, each represent a hydrogen or halogen atom or an alkyl or alkoxy group which may optionally be substituted by one or more fluorine atoms, and R.sup.2, R.sup.3 and R.sup.4 do not all represent hydrogen atoms, which possess useful herbicidal properties.

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