手性除草剂喹禾糠酯的合成研究

The Synthesis and Study of Quizalofop-p-tefuryl as a Chiral Herbicide

以L-乳酸乙酯为起始原料,通过磺酰化、醚化得到手性除草剂喹禾糠酯,总收率为73%,含量为95%,该合成路线条件温和,成本较低,易于实现工业化。

L-lactic acid ethyl ester as starting material,to obtain quizalofop-p-tefuryl as a chiral herbicide by sulfonylation and etherification.The total yield is 73％,and the content is 95％.The synthetic condition is mild,the cost is lower,and the mute easy to realize industrializationthe.