106291-29-6Relevant articles and documents
New method for synthesizing (S)-metolachlor and its analogue
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Paragraph 0037-0040; 0049; 0050, (2020/03/12)
The invention relates to a new method for preparing (S)-metolachlor and its analogue. The (S)-metolachlor is taken as an example: the (S)-metolachlor is prepared from 2-methyl-6-ethylaniline and R-propylene glycol monomethyl ether through a four-step reaction. The method has the advantages of cheap and easily available raw materials, mild reaction conditions, high efficiency and very simple separation process.