| 摘要 |
A compound having the structural formula <IMAGE> wherein: Y is selected from O and S; R1 and R4 are independently selected from fluorinated methyl, chlorofluorinated methyl, and C1-C4 alkyl, provided that not both R1 and R4 may be C1-C4 alkyl; R2 is selected from hydrogen, lower alkyl, haloalkyl, alkenyl, alkynyl, haloalkenyl, and a cation; R3 is selected from C1-C5 alkyl, cycloalkyl, cycloalkylalkyl, hydroxy, and alkoxy; and X is selected from <IMAGE> in which R8 is selected from H, alkyl and CF3 and R10 is selected from F, Cl, -OR1, -SR1, -NHR1, -N(R1)2, phenyl, substituted phenyl, and -P(OR1)2 where R1 is as defined above; NSO; NO2; <IMAGE> <IMAGE> <IMAGE> wherein R1 is as defined above; <IMAGE> wherein R14 and R15 are independently selected from hydrogen and alkyl; and -N=C=O and their use as herbicides.
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