Herbicidal agents based on n-azolylmethylacetanilides and...

A - Human Necessities – 01 – N

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71/8.3, 71/8.4

A01N 43/48 (2006.01) A01N 43/50 (2006.01) A01N 43/56 (2006.01) A01N 43/64 (2006.01) A01N 43/653 (2006.01)

Patent

CA 1140359

ABSTRACT OF THE DISCLOSURE: Herbicidal agents containing an N-azolylmethylhaloace- tanilide of the formula Image I, where R denotes hydrogen, linear or branched alkyl or alkoxy of a maximum of 5 carbon atoms, R1 and R2 are identical or differ- ent and each denotes hydrogen, halogen, or linear or branched alkyl or alkoxy of a maximum of 5 carbon atoms, R and R2 together denote an ortho-position alkylene chain of a maximum of 6 carbon atoms which is unsubstituted or substituted by linear alkyl of a maximum of 4 carbon atoms, X denotes chlorine or bromine, and A denotes azole attached via a ring nitrogen atom and which is unsubstituted or mono- or polysubstituted by halogen, phenyl, alkyl, alkoxy, alkylthio or perfluoroalkyl, each of a maximum of 4 carbon atoms, cyano, carboxy, carbalkoxy, where alkoxy is of a maximum of 4 carbon atoms, or alkanoyl of a maximum of 4 carbon atoms, or A denotes a salt of an azole containing 2 or 3 nitrogen atoms, and a substituted cyclohexane-1,3-dione derivative of the formula Image II, where R1 denotes alkyl of a maximum of 4 carbon atoms, phenyl, or phenyl or benzyl substituted by halogen, alkyl or alkoxy of a maximum of 4 carbon atoms, R2 denotes alkyl of a maximum of 4 carbon atoms, R denotes alkyl or alkenyl of a maximum of ? carbon atoms, R4 denotes hydrogen or alkoxycarbonyl of a maximum of 5 carbon atoms, X denotes linear or branched alkylene of a maximum of 4 carbon atoms, and n denotes one of the integers 0, 1 and 2, or a metal salt or ammonium salt of such a cyclohexane-1,3-dione derivative, the ratio of N-azolylmethylha- loacetanilide of the formula I to cyclohexane-1,3-dione deriva- tive of the formula II being from 1 : 0.125 to 1 : 10 parts by weight. The agents are suitable for combating unwanted grassy plants.

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