SUBSTANCE WITH HERBICIDE EFFECT Russian patent published in 2004 - IPC

FIELD: organic chemistry, herbicides.

SUBSTANCE: invention describes an agent with herbicide effect that comprises a mixture consisting the component (A) of compound with herbicide effect taken in the effective dose of the formula (I):

wherein V and R have values given in the invention claim, and the component (B) as effective dose of substance acting as an antidote taken among the group: a) compound of the formula (II):

wherein R² means a value given in the invention claim; b) 1-[4-(N-2-methoxybenzoylsulfamoyl)phenyl]-3-methylurea; c) N-acylsulfonamides of the formula (III):

wherein R⁴, R⁵, R^a, R^b and t have values given in the invention claim, among them salts used in agriculture, in the weight ratio herbicide : antidote from 1:2.4 to 2:1. The proposed agent can comprise additionally N,N-dimethyl-2-[3-(4,6-dimethoxypyrimidine-2-ylureidosulfonyl]-4-formylaminobenzamide as an additional herbicide and wherein the weight ratio herbicide of the formula (II) : additional herbicide = 1:2.4. Also, invention describes a method for control of weeds in cultures of crops. Method provides preparing an agent with herbicide properties that elicits high activity with respect to cultural plants.

EFFECT: valuable agricultural properties of agent.

7 cl, 10 tbl, 3 ex