Insecticidal compounds

A compound of formula (I)

• wherein
• A1, A2, and A3 are independently of one another C—H, C—R5, or nitrogen, provided that no more than two of A1, A2, and A3 are nitrogen;
• A4 is C—CN;
• G1 is oxygen or sulfur;
• R1 is C1-C6alkyl, C1-C6haloalkyl, C1-C3alkoxy-C1-C3alkyl-, C1-C6alkoxy, C1-C6haloalkoxy, C1-C6alkoxycarbonyl-, aryl-C1-C6alkyl- or aryl-C1-C6alkyl- substituted by one to three R6, heterocyclyl-C1-C6alkyl- or heterocyclyl-C1-C6alkyl- substituted by one to three R6;
• or
• R1 is aryl or aryl substituted by one to three R6, or
• R1 is heterocyclyl or heterocyclyl substituted by one to three R6;
• R2 is hydrogen, C1-C6alkyl, C1-C6alkylcarbonyl-, or C1-C6alkoxycarbonyl-;
• R3 is C1-C6haloalkyl;
• R4 is aryl or aryl substituted by one to three R7, or heterocyclyl or heterocyclyl substituted by one to three R7;
• each R5 is independently halogen, cyano, nitro, C1-C6alkyl, C1-C6haloalkyl, C1-C6alkoxy, C1-C6haloalkoxy, or C1-C6alkoxycarbonyl-;
• each R6 is independently halogen, cyano, nitro, C1-C6alkyl, C1-C6haloalkyl, C1-C6alkoxy, C1-C6haloalkoxy, C1-C6alkylthio-, C1-C6haloalkylthio-, C1-C6alkylsulfinyl-, C1-C6haloalkylsulfinyl-, C1-C6alkylsulfonyl-, C1-C6haloalkylsulfonyl-, or C1-C6alkoxycarbonyl-;
• and
• each R7 is independently halogen, cyano, nitro, C1-C6alkyl, C1-C6haloalkyl, C1-C6alkoxy, C1-C6haloalkoxy, or C1-C6alkoxycarbonyl-;
• or a salt or N-oxide thereof.