| 摘要 |
Phenyl substituted heterocyclic compounds having insecticidal activity have the formula (I): <IMAGE> (I) wherein R1 is an optionally substituted pyridone, thiopyridone, pyrimidinthione, pyrimidinone, pyrazole, imidazole or triazole group; R2 is hydrogen, halogen, haloalkyl, nitro, cyano or a group -CX-NY1Y2; R3 and R5 are hydrogen, halogen, alkyl or cycloalkyl; R4 is halogen, haloalkyl, haloalkoxy or S(O)nR6; and Y1 and Y2 are independently selected from hydrogen, nitro, amino or optionally substituted alkyl or Y1 and Y2 together with the nitrogen to which they are attached form an aliphatic heterocyclic group or form the group =CHY3 or Y1 is hydrogen and Y2 is alkoxycarbonyl, alkylcarbonyl, optionally substituted aralkyl or -S(O)nR6.
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