摘要:
The invention provides a method of controlling perennial weeds with the aid of N-(pyrazolylalkyl)-N-(5-pyrimidinyl)-chloroacetamide compounds of formula I wnerem R, is a N,N-disubstituted amino group, R 2 is halogen, C 1-4 alkyl, or an ether or thio ether group, R 3 is 1-pyrazolyl or 3,5-dimethyl-1-pyrazolyl, and A is CH 2 or CH(CH 3 ), in free base form or in agriculturally acceptable acid addition salt form, herbicidal compositions comprising such compounds and certain novel compounds belonging to the general class of compounds of formula I and which are particularly suitable for use in the method of the invention.
摘要:
The invention provides a method of controlling perennial weeds with the aid of N-(pyrazolylalkyl)-N-(5-pyrimidinyl)-chloroacetamide compounds of formula I wnerem
R, is a N,N-disubstituted amino group, R 2 is halogen, C 1-4 alkyl, or an ether or thio ether group, R 3 is 1-pyrazolyl or 3,5-dimethyl-1-pyrazolyl, and A is CH 2 or CH(CH 3 ),
in free base form or in agriculturally acceptable acid addition salt form, herbicidal compositions comprising such compounds and certain novel compounds belonging to the general class of compounds of formula I and which are particularly suitable for use in the method of the invention.
wherein R₃ is OH, oxo, C₂#SB-#₅alkanoyloxy, C₁#SB-#₄alkysulfonyloxy, C₁#SB-#₄alkoxy, C₂#SB-#₄alkylenedioxy or halo; m and n are 1 or 2, intermediates therefor, synthesis thereof, and the use of said compounds for combatting weeds.
摘要:
The invention discloses compounds of formula I
wherein
X is oxygen or sulfur, R is hydrogen, chlorine or fluorine, R₁ is fluorine, chlorine, bromine, cyano or methyl, R₂ is halogen, C₁₋₆alkyl, C₁₋₆alkoxy, C₁₋₆alkylcarbonyloxy, C₃₋₆cycloalkoxy, C₃₋₆alkynyloxy, C₃₋₆alkenyloxy, -COOH, -CO-R₃, -CO-NR₄R₅, -NR₆R₇, C₂₋₆alkenyl, N-pyrrolyl, 2-oxo-3-tetrahydrofuranyl or a group , or is C₁₋₆alkyl substituted with halogen, COOH, -CO-R₃, -CO-NR₈R₉, =N-OH, =N-C₁₋₄alkoxy, -O-CO-R₃ or -O-C₂₋₃alkylene-O-; or is C₂₋₆alkenyl substituted with halogen, COOH, -CO-R₃, - CO-NR₈R₉ or C₁₋₄alkoxy; or is C₁₋₆alkoxy substituted with cyano, -CO-R₃, C₁₋₄alkoxy, C₃₋₆cycloalkyl, oxiranyl, or C₁₋₄alkoxy or halogen; or is C₃₋₆alkenyloxy substituted by C₂₋₅alkynyl; or R₁ and R₂ together form a bridge member selected from -Y-CHR₁₀-CO-NR₁₁-, -O-CH₂-CO-NR₁₂-, -O-CH₂-CH₂-CZ- or -CH=CH-NR₁₃-, R₃ is C₁₋₆alkyl, C₁₋₆haloalkyl, C₁₋₆cyanoalkyl, C₁₋₆alkoxy, C₃₋₆cycloalkoxy, C₃₋₆alkenyloxy, C₃₋₆alkynyloxy or C₁₋₆alkoxy substituted with cyano, halogen, C₁₋₆alkoxy, C₁₋ 6 alkoxycarbonyl, C₃₋₆alkynyloxycarbonyl or C₁₋₄alkoxy-C₁₋₄alkoxycarbonyl;
the use of such compounds for the control of phytopathogens, compositions for facilitating such use, and the preparation of the compounds of formula I.
摘要:
Arylaminocarbonyl compounds of the formula (I)
wherein R₂₋₆, X₁, A and m are as defined in the disclosure, intermediates therefore, synthesis thereof, and the use of said compounds for the control of weeds are described.