DERIVATIVES OF IMINOSULFONYLUREA, METHOD OF WEED ABOLISHING OR SUPPRESSING Russian patent published in 1998 - IPC

FIELD: organic chemistry. SUBSTANCE: invention relates to derivatives of iminosulfonylurea of the formula (I) or its salt $$$ where Q is: Q1 - $$$; Q2 - $$$; Q3 - $$$; Q4 - $$$; Q5 - $$$; Q6 - $$$; Q7 - $$$; Q8 - $$$ or Q9 - $$$ where Q1, Q2 and Q5 - sulfur, oxygen or nitrogen atom monosubstituted with any substituent except for hydrogen atom; in Q6, Q7 and Q8 J means sulfur or oxygen atom; in Q1-Q8 nitrogen atom in Q-ring is substituted with any substituent except for hydrogen atom; carbon atom in Q-ring can be substituted with any substituent; in Q9 sulfur atom and nitrogen atom at carbon atom to which Q-imino-group is bound are substituted with any substituents except for hydrogen atom; X means oxygen or sulfur atom; L means hydrogen atom, $$$-alkyl group, $$$-alkenyl group or $$$-alkynyl group; A means CH-group or nitrogen atom; each of B and D means independently $$$-alkyl group, $$$-alkoxyl group, mono-, di- or polyhalogen-$$$-alkyl group, mono-, di- or polyhalogen-$$$-alkyl group, mono-, di- or polyhalogen-$$$-alkoxyl group, halogen atom, $$$-alkylamino-group or di-$$$-alkylamino group. Herbicide containing this derivative and herbicide method of control over weed that involves the use of this derivative. EFFECT: improved method of synthesis. 9 cl, 30 tbl