Novel herbicides

Details Novel herbicides Novel herbicides

C - Chemistry, Metallurgy

07

D

C07D 405/04 (2006.01) A01N 43/56 (2006.01) C07D 231/14 (2006.01) C07D 231/16 (2006.01) C07D 231/18 (2006.01) C07D 307/79 (2006.01) C07D 307/80 (2006.01) C07D 307/85 (2006.01)

Patent

CA 2200171

Compounds of the formula I (see fig.I) in which R is hydrogen, fluorine or chlorine; R1 is hydrogen, halogen, trifluoromethyl, C1-C4haloalkoxy, cyano, nitro or amino; A-B is a group Image or Image , in which the 2 carbon atom is bonded to the oxygen atom; W is a group Image (W1) or Image (W2); R2 is hydrogen or C1-C6-alkyl; R3 is C1-C6alkyl, C1-C6haloalkyl, cyano-C1-C4alkyl, hydroxy-C1-C6alkyl, C1-C6alkoxy-C1- C6alkyl, C3-C6alkenyloxy-C1-C4-alkyl, C3-C6alkynyloxy-C1-C4alkyl, C1-C6alkylcarbonyloxy-C1- C6alkyl, carboxyl, C1-C6alkoxycarbonyl, C1-C6haloalkoxycarbonyl, C3-C6alkenyloxycarbonyl, C3-C6alkynyloxycarbonyl, C3-C6cycloalkoxycarbonyl, C1-C4alkoxy-C1-C4alkoxycarbonyl, C1-C4alkylaminocarbonyl, di-C1-C4alkylaminocarbonyl, aminocarbonyl, benzyloxycarbonyl, phenyloxycarbonyl, C1-C4alkyl-SO2NHC(O)-, C1-C6alkyl-ON=CH-, C1-C6alkoxycarbonyl-C1- C4alkyl, C1-C3alkylcarbonyl, ClC(O)-, NH2C(S)-, OHC- or cyano; R4 is hydrogen, fluorine, chlorine or bromine; R5 is carboxyl, C1-C6alkoxycarbonyl, NH2C(O)-, NH2C(S)-, HON=CH-, OHC- or cyano;R6 is hydrogen or C1-C4alkyl; n is 0, 1 or 2, with the proviso that n is 0 if R6 is hydrogen; and R7 is hydrogen or C1-C4alkyl, and agronomically acceptable salts and stereoisomers of these compounds are suitable as herbicides.

Composés de formule I (voir fig. I) où R est de l'hydrogène, du fluor ou du chlore; R1 est de l'hydrogène, de l'halogène, un groupe trifluorométhyle, haloalcoxy C1-C4, cyano, nitro ou amino; A-B est un groupe Image ou Image , dans lequel les 2 atomes de carbone sont liés à l'atome d'oxygène; W est un groupe Image (W1) ou Image (W2); R2 est de l'hydrogène ou un alkyle C1-C6; R3 est un alkyle C1-C6, un haloalkyle C1-C6, un cyano-alkyle C1-C4, un hydroxy-alkyle C1-C6, un alcoxy C1-C6-alkyle C1- C6, un alcèneoxy C3-C6-alkyle C1-C4, un alcynyloxy C3-C6-alkyle C1-C4, un alkylcarbonyloxy C1-C6-alkyle C1- C6, un carboxyle, un alcoxycarbonyle C1-C6-haloalcoxycarbonyle C1-C6, un alcényloxycarbonyle C3-C6-alcynyloxycarbonyle C3-C6, un cycloalcoxycarbonyle C3-C6, un alcoxy C1-C4-alcoxycarbonyle C1-C4, un alkylaminocarbonyle C1-C4, un dialkyle C1-C4-aminocarbonyle, un aminocarbonyle, un benzyloxycarbonyle, un phényloxycarbonyle, un alkyle C1-C4-SO2NHC(O)-, un alkyle C1-C6-ON=CH-, un alcoxycarbonyle C1-C6-alkyle C1- C4, un alkylcarbonyle C1-C3, ClC(O)-, NH2C(S)-, OHC- ou un cyano; R4 est de l'hydrogène, du fluor, du chlore ou du brome; R5 est un carboxyle, un alcoxycarbonyle C1-C6, NH2C(O)-, NH2C(S)-, HON=CH-, OHC- ou un cyano; R6 est de l'hydrogène ou un alkyle C1-C4; n est 0, 1 ou 2, à la condition que n est 0 si R6 est de l'hydrogène; R7 est de l'hydrogène ou un alkyle C1-C4; les sels et stéréo-isomères de ces composés, acceptables en agriculture, peuvent être utilisés comme herbicides.

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