| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for producing 6-hydroxy-2,5,7,8- tetramethylcumarone-2-carboxylic acid ester, useful as a production intermediate material or the like for an agrochemical or a medicine. SOLUTION: This method for producing 6-hydroxy-2,5,7,8- tetramethylcumarone-2-carboxylic acid ester in one step reaction in a good yield is provided by performing a reaction of 1,4-dihydroxy-2,3,5- trimethylbenzene, formaldehyde and a methacrylic acid ester in the presence of an organic acid.
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