| 摘要 |
Provided is a method with which it is possible to efficiently improve the purity of a stain compound. A method for purifying a statin compound including a compound represented by general formula (1): (in the formula, R1 is a group including a nitrogen-containing heterocycle, R2 is a C1-4 alkyl group, alkali metal element, alkaline earth metal element, or hydrogen), wherein the method for purifying a statin compound is characterized by including (A) a step for converting a compound represented by general formula (1) into a compound represented by general formula (2): (in the formula, R1 is defined in the same way as above.). |
