N-phenylpyrazole derivatives

Details N-phenylpyrazole derivatives N-phenylpyrazole derivatives

C - Chemistry, Metallurgy

07

D

167/10.2, 260/31

C07D 231/28 (2006.01) A01N 43/56 (2006.01) A01N 47/02 (2006.01)

Patent

CA 2018704

The invention provides N-phenylpyrazole derivatives of the formula: (see formula I) wherein R1 represents alkyl optionally substituted by halogen, R2 represents an optionally substituted aryl or aralkyl group, R3 represents a phenyl group substituted in the 2-position by halogen; in the 4-position by optionally halo substituted alkyl or alkoxy; and optionally in the 6-position by halogen; and m and n are independently 0, 1 or 2; which are active against arthropod, plant nematode, helminth and protozoal pests.

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