Pesticidal method using n-phenylpyrazoles

Details Pesticidal method using n-phenylpyrazoles Pesticidal method using n-phenylpyrazoles

C - Chemistry, Metallurgy

07

D

167/238, 260/558

C07D 231/14 (2006.01) A01N 43/56 (2006.01) A01N 55/00 (2006.01) A61K 31/415 (2006.01) C07D 231/12 (2006.01) C07D 231/16 (2006.01) C07D 231/18 (2006.01) C07D 231/38 (2006.01) C07D 231/40 (2006.01) C07D 231/44 (2006.01) C07D 403/04 (2006.01) C07F 7/08 (2006.01) C07F 7/10 (2006.01)

Patent

CA 1311242

ABSTRACT PESTICIDAL METHOD USING N-PHENYLPYRAZOLES The invention provides a method for the control of arthropod, plant nematode or helminth pests using compounds of the formula: Image wherein Y is halogen, cyano, nitro, RSO2, RSO or RS in which R is alkyl, cycloalkyl or alkenyl, thiocyanato, sulphamoyl, carbamoyl, alkoxycarbonyl, alkanoyl or alkyl; Z represents hydrogen, an amino group NR1R2, alkylsulphenylamino, alkoxymethyleneamino, halogen, alkyl, carboxy, alkylthio, alkylsulphinyl or alkylsulphonyl, trialkylsilylmethyl, trialkylsilyl, cyano or nitro; R3 represents halogen, alkyl or alkoxy, halogen-substituted alkylthio or alkylsulphinyl, nitro, cyano, or alkylsulphonyl; and R4 represents halogen, cyano, nitro, alkyl or cycloalkyl, and n is 1 to 5, and salts thereof, provided that X4, Y and Z do not simultaneously represent one of nitro, cyano, halogen and unsubstituted alkyl; pesticidal compositions, novel compounds and processes for their preparation are described.

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