| 摘要 |
All stereoisomeric forms and mixtures thereof of a compound of the formula <IMAGE> I wherein X is -O- or -S-, Y is -C=O, <IMAGE> or -CH2-, R1 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, R2 is selected from the group consisting of hydrogen, -CF3, -NO2, -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, R3 is selected from the group consisting of hydrogen, alkyl of 1 to 3 carbon atoms, -CN and -C 3BOND CH and A is the residue of an ACOOH pyrethrinoid acid having pesticidal properties.
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