N-substituted-3-(substituted hydrazino)-benzenesulfonamide...

Details N-substituted-3-(substituted hydrazino)-benzenesulfonamide... N-substituted-3-(substituted hydrazino)-benzenesulfonamide...

C - Chemistry, Metallurgy

07

D

260/259, 260/514

C07D 251/12 (2006.01) A01N 47/36 (2006.01) C07C 311/39 (2006.01) C07D 239/28 (2006.01)

Patent

CA 2029347

Disclosed herein are N-substituted-3-(substituted hydrazino)benzenesulfonamide derivatives of the formula (I): (see fig. I) wherein R1 is CF3, COOH or CC1=CC1COOH, R2 is H, C1, C1-C3 alkyl or C1-C4 alkoxycarbonyl; Z is CH or N; X1 is C1-C3 alkyl, C1-C3 alkoxyl or C1; and X2 is C1-C3 alkyl or C1-C3 alkoxyl, a process for the preparation thereof, and herbicidal compositions containing the N-substituted-3- (substituted hydrazino)benzenesulfonamide derivatives as active ingredients.

Dérivés de substitution en N et en 3 d'(hydrazino avec substitution)-benzènesulfonamide de formule (I) : (voir fig. I) où R1 est CF3, COOH ou CC1=CC1COOH, R2 est H, C1, un alkyle C1-C3 ou un alcoxycarbonyle C1-C4 ; Z est CH ou N; X1 est un alkyle C1-C3, un alcoxy C1-C3 ou C1; X2 est un alkyle C1-C3 ou un alcoxy C1-C3; méthode pour les préparer; compositions herbicides à base des dérivés N-substituant-3-(hydrazino avec substitution)benzènesulfonamide, comme principes actifs.

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