Patent · US Expired

Novel pyrethrinoids

US4925862A · kind A · utility

0Cited by
1References
51Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 1988
Grant dateMay 15, 1990
Priority date
Expiry dateJul 20, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D417/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

All stereoisomeric forms and mixtures thereof of a compound of the formula ##STR1## wherein X is --O-- or --S--, Y is --C.dbd.O, ##STR2## or --CH.sub.2 --, R.sub.1 is selected from the group consisting of hydrogen, halogen, optionally unsaturated alkyl of 1 to 8 carbon atoms and optionally unsaturated cycloalkyl of 3 to 8 carbon atoms, the latter two being optionally substituted with one or more halogen and aryl of 6 to 14 carbon atoms, R.sub.2 is selected from the group consisting of hydrogen, --CF.sub.3, --NO.sub.2, --CN, halogen, alkoxy of 1 to 8 carbon atoms, aryl of 6 to 14 carbon atoms, an ester, optionally unsaturated alkyl of 1 to 8 carbon atoms and optionally unsaturated cycloalkyl of 3 to 8 carbon atoms the latter two being optionally substituted with one or more halogen, R.sub.3 is selected from the group consisting of hydrogen, alkyl of 1 to 3 carbon atoms, --CN and --C.tbd.CH and A is the residue of an ACOOH pyrethrinoid acid having pesticidal properties.

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