Patent · US Expired

Substituted phenoxy and phenylthio picolinaldehydes

US4281133A · kind A · utility

6Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 29, 1979
Grant dateJul 28, 1981
Priority date
Expiry dateNov 29, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D213/64
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Substituted phenoxy and phenylthio picolinaldehydes are prepared which correspond to the formula: ##STR1## wherein X independently represents alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms, trifluoromethyl, 3,4-methylenedioxy, chloro, fluoro or bromo; n represents an integer of 0 to 2 and Y represents oxygen or sulfur. These compounds are employed as intermediates in the preparation of compounds which have a high degree of insecticidal activity.

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