Patent · US Expired

N-(2-Fluoro-4-halo-5-substituted phenyl) hydantoins

US4427438A · kind A · utility

43Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 28, 1982
Grant dateJan 24, 1984
Priority date
Expiry dateMay 28, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D233/72
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A composition comprising an N-(2-fluoro-4-halo-5-substituted phenyl) hydantoin of the formula: ##STR1## wherein X is a chlorine atom or a bromine atom and R.sup.1 and R.sup.2 are, same or different, each a C.sub.1 -C.sub.4 alkyl group, a cyclopropyl group, a C.sub.3 -C.sub.4 alkenyl group or a C.sub.3 -C.sub.4 alkynyl group and an inert carrier, which is useful as a herbicide.

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