| 摘要 |
Benzoxazole compounds represented by general formula (1); process for the preparation of them; and herbicides containing the same as the active ingredient: wherein R1 to R4 are each hydrogen, C1-C6 alkyl, C1-C4 alkoxy, C 1- C4 haloalkyl, C1-C4 haloalkoxy, halogeno, nitro, cyano, or the like; R5 is C 1- C4 haloalkyl, C1-C4 haloalkoxy, halogeno, nitro, cyano, or the like; R6 is hydrogen, halogeno, cyano, nitro, or the like; R7 is hydrogen, C1-C6 alkyl, C1- C4 haloalkyl, or the like; and X is O, S, SO, or SO2.
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