Patent · US Expired

N-pyridyl herbicide compounds

US6380134B1 · kind B1 · utility

2Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 10, 2000
Grant dateApr 30, 2002
Priority date
Expiry dateOct 10, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D471/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of the formula I  in whichA is ═N— or R1 is hydrogen, fluorine, chlorine, bromine or methyl;R2 is C1-C4alkyl, C1-C4haloalkyl, halogen, R6O—, nitro, amino or cyano;W is a group  or  andR3, R6, R14 to R24 and X3 to X9 have the meanings given in claim 1 and the agrochemically tolerated salts and stereoisomers of these compounds of the formula I are suitable for use as herbicides.

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