1-arylpyrazoles

C - Chemistry – Metallurgy – 07 – D

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167/10.2, 167/8.

C07D 231/18 (2006.01) A01N 43/56 (2006.01) A01N 47/02 (2006.01) C07D 231/44 (2006.01) C07D 401/04 (2006.01)

Patent

CA 1335997

Pest-combating agents, especially as insecticides, which are 1-arylpyrazoles of the formula R1 S(O)n-R2 N N R3 N =C Ar (X)m-R4 in which R1 represents hydrogen, alkyl or halogenoalkyl, R2 represents alkyl, halogenoalkyl,optionally substituted aralkyl or optionally substituted aryl, R3 represents hydrogen, alkyl or halogenoalkyl, R4 represents alkyl, alkenyl, alkinyl, halogenoalkyl, halogenoalkenyl, halogenoalkinyl or in each case optionally substituted aryl or heteroaryl, X represents oxygen, sulphur or an N-alkyl radical, Ar represents in each case optionally substituted phenyl or pyridyl, m represents a number 0 or 1 and n represents a number 0, 1 or 2, have been found.

572985

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