| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for producing a 1,3-disubstituted pyrazole-4-carboxylic acid ester, which efficiently recovers a product from a reaction liquid. <P>SOLUTION: The method for producing a pyrazole compound represented by general formula (5) (wherein R<SP POS="POST">1</SP>, R<SP POS="POST">2</SP>, R<SP POS="POST">3</SP>and R<SP POS="POST">4</SP>are each independently alkyl; R<SP POS="POST">5</SP>is alkyl or aryl; and X is a halogen atom) includes two steps of [formula 1] and [formula 2]. <P>COPYRIGHT: (C)2013,JPO&INPIT |
