| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a method for producing an epoxy compound having less residue of the quaternary salt compound by removing the quaternary salt compound from an organic solution containing an epoxy compound and a quaternary salt compound.SOLUTION: There is provided a method for producing an epoxy compound which comprises the following steps 1, 2 and 3: Step 1: a step in which in a mixture liquid containing an olefin compound, hydrogen peroxide water, a quaternary salt compound, a heteropoly acid and an organic solvent, the olefin compound is subjected to oxidation reaction to obtain an organic solution (A) containing an epoxy compound, Step 2: a step in which an inorganic alkali aqueous solution is brought into contact with the organic solution (A) to obtain an organic solution (B) containing an epoxy compound, and step 3: a step in which an acidic aqueous solution containing a polymer having at least one functional group selected from the group consisting of a carboxyl group and a sulfonic acid group is brought onto contact with the organic solution (B) to obtain an organic solution (C) containing an epoxy compound.</p> |
