Patent · US Expired

Substituted phenoxypropionates and herbicidal compositions containing same and their herbicidal use

US4500346A · kind A · utility

3Cited by
0References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 1983
Grant dateFeb 19, 1985
Priority date
Expiry dateApr 11, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C323/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel substituted phenoxypropionates of the formula ##STR1## in which Ar represents the group ##STR2## or the group ##STR3## in which Y represents a halogen atom or a trifluoromethyl group and PA1 b is 1 or 2, PA1 R represents a hydrogen atom or a methyl group, PA1 X represents a hydrogen atom, a halogen atom, a nitro group, a lower alkyl group or a lower alkoxy group, PA1 a and m each independently is 1 or 2, and PA1 n is 0, 1 or 2, PA1 and their use as herbicides. Novel intermediates of the formulae ##STR4## in which formulae R, X, m, n and a have the meanings given above, PA1 Z.sup.1 is a halogen atom and PA1 m is a hydrogen atom or an alkali metal atom.

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