| 摘要 |
The present invention is directed to oxazole derivatives represented by the formula [I]; wherein A represents a nitrogen atom or a R3-substituted carbon atom; B represents a nitrogen atom, or an unsubstituted or X-substituted carbon atom; Z represents an oxygen atom, sulfinyl or sulfonyl; R1 and R2 represent each independently hydrogen, C1-C6 alkyl, C1-C6 alkoxy, C1-C6 haloalkoxy, C1-C6 haloalkyl or the like; R3 represents hydrogen, C1-C6 alkyl, halogen, nitro, formyl or acyl; X represents hydrogen, C1-C6 alkyl, C3-C7 cycloalkyl, C2-C6 alkenyl, C3-C6 alkynyl, C1-C6 haloalkyl or the like; Y represents hydrogen, C1-C6 alkyl, C3-C7 cycloalkyl, C2-C6 alkenyl, C3-C6 alkynyl, C1-C6 haloalkyl or the like; m represents an integer of 1 or 2, and n represents an integar of 1, 2, 3 or 4, and the salts thereof. The compounds specified in the present invention have an excellent herbicidal activity and are useful as an active ingredients for herbicides.
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