C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/324, 71/8.5
C07D 207/26 (2006.01) A01N 25/00 (2006.01) C07D 207/24 (2006.01) C07D 207/273 (2006.01)
Patent
CA 1076588
ACYCLIC, ALICYCLIC AND AROMATIC N-SUBSTITUTED HALO-2-PYRROLIDINONES AND THEIR UTILITY AS HERBICIDES Abstract of the Disclosure Acyclic, alicyclic, N-substituted halo-2- pyrrolidinones having the formula Image in which Q is oxygen or sulfur; R is lower alkyl, haloalkyl, alkenyl, cycloalkyl, cyclo- alkylalkyl, benzyl and chlorobenzyl; X is hydrogen or chlorine, Y is chlorine or bromine and Z is chlorine or bromine, provided that when R is allyl, Y and Z are each chlorine or bromine, and provided that when R is cyclo- hexyl, X is other than chlorine; and mono- cyclic aromatic N-substituted halo-2- pyrrolidinones having the formula Image in which X is hydrogen, chlorine or methyl; Y is hydrogen, chlorine or bromine, Z is chlorine or bromine; R2 is alkyl or hydrogen; R is hydrogen, alkyl, acetyl, chlorine, bromine, fluorine, iodine, trifluoromethyl, nitro, cyano, alkoxy, alkylthio, alkylsulfinyl, alkyl- sulfonyl, trifluoromethylthio, trifluoromethyl- sulfinyl, trifluoromethylsulfonyl, pentafluoro- propionamido, or 3-methylureido; and R1 is hydro- gen, alkyl, chlorine or trifluoromethyl. The compounds of this invention are prepared by a novel process and are useful as herbicides. -2-
248947
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