N-aryl nitrogen heterocycles having fluorine-containing...

C - Chemistry – Metallurgy – 07 – D

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C07D 207/452 (2006.01) A01N 39/00 (2006.01) A01N 43/36 (2006.01) C07C 43/12 (2006.01) C07C 43/13 (2006.01) C07C 217/84 (2006.01) C07D 209/44 (2006.01) C07D 209/48 (2006.01)

Patent

CA 2010311

ABSTRACT OF THE DISCLOSURE Herbicidal N-aryl nitrogen heterocycles having fluorine-containing substituents of the formula Image (I) in which Het represents one of the heterocyclic groupings Image or Image where A represents one of the groupings Image , Image , Image ' Image , Image , Image , Image or Image , Le A 26 720-US where R1 and R2 in each case independently of one another represent hydrogen, halogen, halogenoalkyl or alkyl, Y1 and Y2 in each case represent oxygen or sulphur and Z represents hydrogen, hydroxyl or chlorine, R represents in each case optionally branched alkyl, alkenyl, cycloalkyl, cycloalkenyl, cycloalkylalkyl or cycloalkenylalkyl in each case interrupted by at least one oxygen atom and in each case substituted by at least one fluorine atom, X represents hydrogen or halogen and Y represents hydrogen or halogen. Le A 26 720

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