Sulfonyl(thio)ureas, processes for producing them, and their...

Details Sulfonyl(thio)ureas, processes for producing them, and their... Sulfonyl(thio)ureas, processes for producing them, and their...

C - Chemistry, Metallurgy

07

D

260/259, 260/249

C07D 403/12 (2006.01) A01N 47/36 (2006.01) C07D 417/12 (2006.01)

Patent

CA 1222753

Case 5-13937/= Novel sulfonyl(thio)ureas, processes for producing them, and their use as herbicides and/or as growth regulators Abstract There are described novel sulfonylureas of the formula I defined herein (I) Image wherein R1 is hydrogen or C1-C5-alkyl, R2 and R3 indepen- dently of one another are each hydrogen, C1-C5-alkyl, C1-C5-alkoxy, C1-C5-alkylthio, C1-C5-haloalkyl, halogen, C1-C5-haloalkoxy, C1-C5-haloalkylthio, C1-C4,-alkylamino, di-C1-C4-alkylamino, or an alkoxyalkyl group or alkoxy- alkoxy group each having a maximum of 6 carbon atoms, Z is oxygen or sulfur, E is -CH= or -N=, and Q is an unsubstituted or substituted, five-membered, heterocyclic radical which is bound by way of a carbon atom, and which contains 2 or 3 identical or different hetero atoms; including also the salts of these compounds; as well as the production and use thereof. The active substances of the formula I can be incorporated into compositions which can be used in agriculture for controlling weeds and/or for specifically influencing plant growth.

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