Patent · US Expired

N-(2-Pyridyloxyphenyl)-N'-benzoyl ureas, pesticidal compositions containing same and pesticidal methods of use

US4511571A · kind A · utility

24Cited by
2References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 12, 1982
Grant dateApr 16, 1985
Priority date
Expiry dateOct 12, 2002

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01N47/34
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel substituted N-(2-pyridyloxyphenyl)-N'-benzoylureas of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 independently of one another are each hydrogen, methyl or halogen, PA1 R.sub.5 is the radical --CHF.sub.2, or a C.sub.2 -C.sub.10 -alkyl group which is uniformly or nonuniformly substituted by 1 to 21 halogen atoms, and PA1 R.sub.6 is halogen, processes and starting products for producing these compounds, as well as compositions containing these, for use in combating pests, particularly for combating insects which infest plants and animals. The novel compounds have a specially high ovolarvicidal and ovicidal action against insects that damage plants.

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