Insecticidal benzofuran derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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514464, 514469, 548204, 549435, 549468, 549469, 549471, A61K 3134, A61K 31425, C07D30779, C07D27724

Patent

active

051822954

ABSTRACT:
A compound of the formula ##STR1## wherein R is selected from the group consisting of hydrogen, optionally substituted alkyl, alkenyl and alkynyl of up to 8 carbon atoms, optionally substituted cycloalkyl or cycloalkenyl of up to 8 carbon atoms, optionally substituted aryl of 6 to 18 carbon atoms, optionally substituted aralkyl of 7 to 24 carbon atoms, optionally substituted benzoyl and optionally substituted heterocycle, the optional substituents being at least one member of the group consisting of halogen, phenoxy, thiazolyl, alkyl and alkoxy of 1 to 6 carbon atoms and haloalkyl, Alk.sub.1 and Alk.sub.2 are individually optionally substituted alkyl of 1 to 8 carbon atoms, X is --O-- or --S-- and R' is hydrogen or halogen in any position on the phenyl and the geometry of the double bond is E or Z or a mixture of E and Z and having useful pesticidal properties.

REFERENCES:
patent: 4143154 (1979-03-01), Scherrer et al.
patent: 4863503 (1989-09-01), Anthony et al.

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