The invention relates to a preparation method of an isoxazole derivative, which comprises the following steps of mixing an propargyl alcohol derivative, a halogen source, an acid and a solvent, and heating to react; adding the hydroxylamine into the react
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Paragraph 0108-0113
(2019/12/02)
Herbicidal thiophenesulfonamides
Thiophenesulfonamides such as N-[(4,6-dimethylpyrimidin-2-yl)aminocarbonyl]-3-(isoxazol-3-yl)-2-thiophenesulfonamide are useful as herbicides and plant growth regulants.
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(2008/06/13)
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