Patent · US Expired

Heterocyclic compound and a herbicidal composition containing said compound

US4531964A · kind A · utility

57Cited by
3References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 29, 1983
Grant dateJul 30, 1985
Priority date
Expiry dateAug 29, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D487/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A compound of the formula: ##STR1## wherein R.sub.4 is lower alkyl, X is oxygen or sulfur, and n is integer of 3 or 4; R.sub.1 is hydrogen or halogen; R.sub.2 is halogen; R.sub.3 is hydrogen or C.sub.1 -C.sub.8 -alkyl which may have lower alkoxy; a herbicidal composition containing said compound as an effective component; a method for killing weeds using said compound; and processes for the production of said compound, are disclosed hereinafter.

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