C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
260/153, 167/5.5
C09B 50/00 (2006.01) A01N 25/00 (2006.01)
Patent
CA 1050972
ABSTRACT OF THE DISCLOSURE Compounds of the formula Image where X is cyano, nitro, chlorine, bromine, fluorine or certain halogenated substituents; Y is hydrogen, chlorine, bromine, fluorine, alkyl or certain halogenated substituents; R1 and R2 are each hydrogen, chlorine, bromine, fluorine or trifluoromethyl; R3 is hydrogen, chlorine, bromine, fluorine, trifluoro- methyl of nitro; and Z and Q are each hydrogen, chlorine, bromine or fluorine; with certain provisos, are useful for controlling insects or arachnids. Agriculturally suitable salts of the above compounds, especially lithium, potassium and sodium salts may also be used. A preferred compound is 1,5-bis(4-trifluoromethylphenyl)-3- formazancarbonitrile.
216182
Prichard William W.
Stacey Francis W.
E.i. Du Pont de Nemours And Company
Na
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