Heterocyclically substituted n-sultamsulfonamides, process...

Details Heterocyclically substituted n-sultamsulfonamides, process... Heterocyclically substituted n-sultamsulfonamides, process...

C - Chemistry, Metallurgy

07

D

260/259, 260/302

C07D 417/12 (2006.01) A01N 47/36 (2006.01) C07D 521/00 (2006.01)

Patent

CA 1307527

HOE 87/F 322 Abstract of the disclosure Heterocyclically substituted N-sultamsulfonamides, processes for their preparation and their use as herbicides and plant growth regulators Compounds of the formula I or their salts Image (I) wherein R1 and R2 denote H, halogen, alkyl, alkenyl, alkynyl or alkoxy, which can be substituted, or denote -(CH2)n-COOR11; R3 denotes H, alkyl, alkenyl or alkynyl; R4 denotes a heterocyclic radical of the formulae Image or Image where E is CH or N; X is 0 or 5 and a, b, c, d, e in each case denote 0, 1 or 2, with the proviso that c + d + e > 2, possess excellent herbicidal and plant growth- regulating properties.

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