Capryloyl aniline acid methyl ester preparation method

Capryloyl aniline acid methyl ester preparation method

  • CN 104,693,058 A
  • Filed: 12/04/2013
  • Published: 06/10/2015
  • Est. Priority Date: 12/04/2013
  • Status: Active Application
First Claim
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1. the preparation method of a decoyl Phenyl Acetic Acid (Powder)

  • methyl esters, it is characterized in that, specifically comprise the steps;

    to get suberic acid list anilide and tosic acid, be dissolved in methanol solvate, heating reflux reaction, is chilled to room temperature, removes solvent under reduced pressure, water or weak alkaline aqueous solution is added in residuum, with ethyl acetate or dichloromethane extraction, dry, filter, filtrate reduced in volume is to dry, crystallization solvent is added, stirring at room temperature 1h, suction filtration in residue deep yellow oily matter, filter cake is dried, and obtains off-white color solid decoyl Phenyl Acetic Acid (Powder)

    methyl esters.

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