Patent · US Expired

Trichlorophenoxy alkanoic acid free of chlorinated dibenzo-p-dioxins

US4326882A · kind A · utility

5Cited by
8References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 1979
Grant dateApr 27, 1982
Priority date
Expiry dateApr 26, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C59/70
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention provides as new compositions of matter 2,4,5-trichlorophenoxy acetic acid (2,4,5-T) and (2-2,4,5-trichlorophenoxy) propionic acid (Silvex) including the hydrolyzable salts, aliphatic esters and amides of these acids, which compositions are free of chlorinated dibenzo-p-dioxins.

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