Patent · US Expired

Herbicidal 2-sulfinyl and 2-sulfonyl pyridine N-oxide derivatives

US3960542A · kind A · utility

9Cited by
3References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 17, 1975
Grant dateJun 1, 1976
Priority date
Expiry dateMar 17, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D213/89
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Certain 2-sulfinyl and 2-sulfonyl pyridine N-oxide derivatives, e.g., 2-(2-chlorophenylmethylsulfonyl)pyridine N-oxide, useful in preemergence or postemergence control of weeds.

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