Herbicidal carboxamide derivatives

C - Chemistry – Metallurgy – 07 – D

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C07D 213/81 (2006.01) A01N 43/40 (2006.01) C07D 213/78 (2006.01) C07D 213/79 (2006.01)

Patent

CA 2038339

Compounds of formula (see formula I) wherein Z is oxygen or sulphur; R1 is hydrogen, halogen, alkyl or haloalkyl; R2 is hydrogen, or alkyl; q is 0 or 1; R3 is hydrogen; alkyl or alkenyl; the or each X independently is halogen, optionally substituted alkyl or alkoxy, alkenyloxy, alkynyloxy, cyano, carboxy, alkoxycarbonyl, (alkylthio)carbonyl, alkylcarbonyl, amido, alkylamido, nitro, alkylthio, haloalkylthio, alkenylthio, alkynylthio, alkylsulphinyl, alkylsulphonyl, alkyloximinoalkyl or alkenyloximinoalkyl; n is 0 or an integer from 1 to 5; the or each Y independently is a halogen, alkyl, nitro, cyano, haloalkyl, alkoxy or haloalkoxy; and m is 0 or an integer from 1 to 5, their preparation and use as herbicides.

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