| abstract |
A preparation method of imidazoisoindole derivatives. Specifically, it relates to a method for preparing an imidazoisoindole derivative represented by formula (I), comprising splitting the compound represented by formula (II) to obtain the compound represented by formula (III) with high optical purity. The compound represented by the formula (III) is used as a raw material for the reaction, and the obtained final product has high optical purity, low cost, is more economical, and is more suitable for industrial production. |