| 摘要 |
Uracil compounds of following general formula (A), useful as herbicides: wherein W is oxygen or sulfur; R<1> and R<2> are each (halo)alkyl; R<3> is hydrogen, (halo)alkyl, phenyl, or cyano; R<4> is hydrogen or alkyl; R<5> is (halo)alkyl, (halo)alkenyl, or (halo)alkynyl; X<1> is halogeno; X<2> is hydrogen or halogeno; X<3> and X<4> are each independently hydrogen, halogeno, (halo)alkyl, (halo)alkenyl, (halo)alkynyl, alkoxyalkyl, (halo)alkoxy, or cyano; and n is an integer of 1 to 4.
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