Piridinosulfonamida substituted herbicides Compounds, compositions containing them, method for preparing these compounds and compuestosintermediarios.

摘要

A piridinsulfonamida substituted compound and a Salt thereof wherein is represented by the General formula (i),Where every one in R1 and R2 independently represents a hydrogen Atom or a group of c1-c4 alkyl, on the condition that when R1 or R2 represents Hydrogen unu00e1tomo,The other represents a c1-c4 alkyl; and y represents a Halogen Atom, an alkyl group, a group haloalquilo C1 - C4, C1 - C4, C1 - C4 alkoxy Group, a Group haloalcoxic1 - C4, a group Alquiltio C1 - C4An alkoxy Group C1 - C4 - c1-c4 alkyl,A Group haloalcoxi C1 - C4 - c1-c4 alkyl or a (ii) (R3 and R4 each independently represents a hydrogen Atom or an alkyl group C1 - C4) or a Salt thereof.Also, describenprocedimientos compounds for their preparation, Intermediates and compositions containing herbicides.