HERBICIDES FOR WEEDS RESISTANT TO SULFONYLUREA-BASE HERBICIDE, METHOD FOR CONTROL OF WEEDS RESISTANT TO SULFONYLUREA-BASE HERBICIDE, COMPOUNDS Russian patent published in 2007 - IPC A01N47/36 A01P13/02 C07D471/04

Abstract RU 2292139 C2

FIELD: organic chemistry, herbicides, agriculture.

SUBSTANCE: invention describes a herbicide against weeds resistant to sulfonylurea-base herbicide and comprising compound of the formula (I):

wherein Q represents condensed heterocyclic group of the formula (Q1), (Q3), (Q4) given in the invention description; X represents lower alkyl or lower alkoxyl group; Y represents lower alkoxyl group. Invention describes compound of the formula (II):

wherein R₁ represents halogen atom or optionally halogenated lower alkyl group; R₂ represents hydrogen atom; R₃ represents (C₂-C₄)-alkyl group or lower cycloalkyl group; X represents lower alkyl group or lower alkoxyl group; Y represents lower alkoxyl group. Also, invention describes herbicides comprising compounds of the formula (II) and a method for control of weeds resistant to sulfonylurea-base herbicide. Method involves applying herbicide comprising compound of the formula (I) or compound of the formula (II). Herbicide is used for control of weeds resistant to sulfonylurea-base herbicide in rice-paddy fields.

EFFECT: valuable properties of herbicides.

10 cl, 8 tbl, 69 ex

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RU 2 292 139 C2

Authors

Tanaka Jasusi

Kadzivara Jukari

Noguti Makoto

Kadzivara Takesi

Tabuti Takanori

Dates

2007-01-27—Published

2003-01-15—Filed