| 摘要 |
PROBLEM TO BE SOLVED: To obtain an optically active piperidine derivative, especially optically active 3-[3-(methylsulfonyl)phenyl]-1-propylpiperidine or its acid salt with high optical purity in high yield. SOLUTION: The production method of the optically active piperidine derivative, especially optically active 3-[3-(methylsulfonyl)phenyl]-1-propylpiperidine or its acid salt in which an optically active O,O'-diacyltartaric acid is used as an optically resolving reagent.
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