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Butachlor
Butachlor is a selective pre-emergence herbicide. It is mainly used for annual grass weeds and some broad-leaved weeds that are controlled by live or transplanted paddy fields. Pure butachlor is a light yellow oily liquid with a slightly aromatic taste. Hard to dissolve in water, soluble in a variety of organic solvents. The synthesis process of butachlor is based on DEA, butanol, chloroacetyl chloride, toluene, aniline, primary amide, etc., and is prepared by etherification, acylation and condensation. (etherification method). |
