Sulfonamides

Details Sulfonamides Sulfonamides

C - Chemistry, Metallurgy

07

D

260/273, 71/7.25

C07D 471/04 (2006.01) A01N 43/90 (2006.01) C07D 473/00 (2006.01) C07D 473/06 (2006.01) C07D 473/40 (2006.01)

Patent

CA 2016142

Sulfonamides of the general formula I (see formula I) where R1 is hydrogen or C1-C4-alkyl, R2 is hydrogen or substituted or unsubstituted C1-C6-alkyl; C3-C4-alkenyl; C3-C4-alkynyl or substituted or unsubstituted saturated or singly unsaturated 5- to 7-membered heteroaryl; R3 and R4 are halogen; substituted or unsubstituted C1-C4-alkoxy, C1-C4-alkylthio, C2-C6-alkenyl, C2-C6-alkenyloxy, C2-C6-alkenylthio, C2-C6-alkynyl, C2-C6-alkynyloxy, C2-C6-alkynylthio, C3-C6-cycloalkyl, C3-C6-cycloalkylthio, C5-C6-cycloalkenyl, C3-C6-cycioaikoxy, C5-C6-cycloalkenyloxy, C5-C6-cycloalkenylthio, phenyl, phenoxy, phenylthio, benzyl, benzyloxy or benzyithio; the groups given for R2, or NR7R8, where R7 and R8 are hydrogen, C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, C3-C6-cycloalkyl, C5-C6-cycloalkenyl, substituted or unsubstituted phenyl and/or benzyl bedeuten, or is substituted or unsubstituted C4-C8-alkylene which may be interrupted by oxygen, sulfur or nitrogen; X is nitrogen or =CR5-, where R5 is one of the radicals R3, n is 0 or 1 and A is substituted or unsubstituted mono- or Binuclear aryl containing one or two nitrogen, oxygen and/or sulfur atoms, and their agriculturally useful salts, and herbicidal and growth-regulating agents containing them.

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