| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an industrially desirable method capable of preparing a 4-formyltetrahydropyran compound from a 4-cyanotetrahydropyran compound in a high yield without requiring any complicated operation. <P>SOLUTION: The present invention provides a method for preparing a 4-formyltetrahydropyran compound represented by formula (2) (wherein R<SP>1</SP>and R<SP>2</SP>are as defined hereinbelow). This method comprises reducing a 4-cyanotetrahydropyran compound represented by formula (1) (wherein R<SP>1</SP>is a hydrogen atom or a hydrocarbon group; and R<SP>2</SP>is a hydrogen atom or an optionally substituted hydrocarbon group). <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
