Kureha Kagaku Kogyo K.k.

Aiko Murakami

Shiro Yamazaki

Masato Arahira

Hideo Arabori

Hideo Arahori

Disclosed herein are N-substituted-3-(nitrogen-containing 5-membered ring)benzenesulfonamide derivatives of the formula (I): ##STR1## R.sup.1 is H, Cl, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.4 alkoxycarbonyl; Z is CH or N; X.sup.1 is C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxyl or Cl; and X.sup.2 is C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxyl, a process for the preparation thereof, and herbicidal compositions containing the N-substituted-3-(nitrogen-containing 5-membered ring)benzenesulfonamide derivatives as active ingredients.

N-substituted-3-(nitrogen-containing 5-membered ring)-benzenesulfonamide

Disclosed herein are N-substituted-3-(nitrogen-containing 5-membered ring)benzenesulfonamide derivatives of the formula (I): ##STR1## R.sup.1 is H, Cl, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.4 alkoxycarbonyl; Z is CH or N; X.sup.1 is C.sub.1 -C.sub.3 is alkyl, C.sub.1 -C.sub.3 alkoxyl or Cl; and X.sup.2 is C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxyl, a process for the preparation thereof, and herbicidal compositions containing the N-substituted-3-(nitrogen-containing 5-membered ring)benzenesulfonamide derivatives as active ingredients.

Disclosed herein are N-substituted-3-(substituted hydrazino)benzenesulfonamide derivatives of the formula (I): ##STR1## wherein R.sup.1 and CF.sub.3, COOH or CCl=CClCOOH, R.sup.2 is H, Cl, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.4 alkoxycarbonyl; Z is CH or N; X.sup.1 is C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxyl or Cl; and X.sup.2 is C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxyl, a process for the preparation thereof, and herbicidal compositions containing the N-substituted-3-(substituted hydrazino)benzenesulfonamide derivatives as active ingredients.

N-substituted-3-(substituted hydrazino)-benzenesulfonamides

Disclosed herein are N-substituted-3-[(2,3-dimethylmaleimido)amino]benzenesulfonamide derivatives of the formula (I): ##STR1## wherein R is Cl, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.4 alkoxycarbonyl; Z is CH or N; X.sup.1 is Cl or C.sub.1 -C.sub.3 alkoxyl; and X.sup.2 is C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxyl, a process for the preparation thereof, and herbicidal compositions containing the N-substituted-3-[(2,3-dimethylmaleimido)amino]benzenesulfonamide derivatives as active ingredients.

N-substituted-3-( (2,3-dimethylmaleimido)amino)-benzenesulfonamide

Disclosed herein are N-substituted-3-(nitrogen-containing 5-membered ring)benzenesulfonamide derivatives of the formula (I): ##STR1## R.sup.1 is H, Cl, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.4 alkoxycarbonyl; Z is CH or N; X.sup.1 is C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxyl or Cl; and X.sup.2 is C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxyl, a process for the preparation thereof, and herbicidal compositions containing the N-substituted-3-(nitrogen-containing 5-membered ring)-benzenesulfonamide derivatives as active ingredients.

Disclosed herein are N-substituted-3-(substituted hydrazino)benzenesulfonamide derivatives of the formula (I): ##STR1## wherein R.sup.1 is CF.sub.3, COOH or CCl.dbd.CClCCOOH, R.sup.2 is H, Cl, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.4 alkoxycarbonyl; Z is CH or N; X.sup.1 is C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxyl or Cl; and X.sup.2 is C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxyl, a process for the preparation thereof, and herbicidal compositions containing the N-substituted-3-(substituted hydrazino)benzenesulfonamide derivatives as active ingredients.

N-substituted-3-(substituted hydrazino)-benzenesulfonamide derivatives,

Disclosed herein are N-substituted-3-[(2,3-dimethylmaleimido) amino]benzenesulfonamide derivatives of the formula (I): ##STR1## wherein R is Cl, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.4 alkoxycarbonyl; Z is CH or N; X.sup.1 is Cl or C.sub.1 -C.sub.3 alkoxy; and X.sup.2 is C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxyl, a process for the preparation thereof, and herbicidal compositions containing the N-substituted-3-[(2,3-dimethylmaleimido) amino]benzenesulfonamide derivatives as active ingredients.

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Iwaki, Japan

Aiko Murakami