Sulphonyliso(thio)urea derivatives

Details Sulphonyliso(thio)urea derivatives Sulphonyliso(thio)urea derivatives

C - Chemistry, Metallurgy

07

D

260/259, 260/249

C07D 239/28 (2006.01) A01N 47/36 (2006.01) A01N 47/42 (2006.01) C07D 251/12 (2006.01) C07D 521/00 (2006.01)

Patent

CA 1221696

Sulphonyliso(thio)urea derivatives Abstract The invention relates to new sulphonyliso(thio)- urea derivatives of the general formula (I) Image (I) in which R1 represents an optionally substituted radical from the series comprising alkyl, aralkyl, aryl and heteroaryl, R2 represents an optionally substituted and/or optionally fused 6-membered aromatic heterocyclic radical containing at least one nitrogen atom, R3 represents an optically substituted aroma- tic or heteroaromatic radical, X represents oxygen or sulphur and M represents hydrogen or an equivalent of a metal, and adducts of compounds of the formula (I) with strong acids, processes for their preparation, and their use as herbicides. Le A 23 194 - US

489585

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