Patent · US Expired

Pyrazole derivatives as herbicides

US6083881A · kind A · utility

1Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 6, 1997
Grant dateJul 4, 2000
Priority date
Expiry dateJan 6, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D417/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of formula (I) ##STR1## in which the substituents W, R.sub.100, R.sub.101 and R.sub.102 are as defined 1; and the pyrazole N-oxides, salts, complexes and stereoisomer of the compounds of (I) have good pre- and post-emergence selective herbicidal properties. The preparation compounds and their use as herbicidal active compounds are described.

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