Patent · US Expired

Fungicidal-N-(3-halo-2,6-dinitro-4-trifluoromethylphenyl)-pyrrolidones

US4086356A · kind A · utility

2Cited by
4References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 7, 1977
Grant dateApr 25, 1978
Priority date
Expiry dateFeb 7, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D207/24
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Fungicidal-N-(3-halo-2,6-dinitro-4-trifluoromethylphenyl)-pyrrolidones having the formula: ##STR1## where X is a halogen, PA1 Y is oxygen or sulfur, and PA1 R is H or lower alkyl, of up to 4 carbon atoms, Are prepared by reacting a 2,4-dihalo-3,5-dinitrobenzotrifluoride with an alkali metal salt of a pyrrolidone. The compounds of the invention show good fungicidal activity, particularly against rice spot and tomato blight.

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