Process for producing 2-methyl-1,3-cyclohexanedione and 2-methylresorcinol
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United States of America Patent
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Jan 4, 1994
Grant Date -
N/A
app pub date -
Aug 21, 1992
filing date -
Aug 30, 1991
priority date (Note) -
Expired
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Abstract
A process for producing 2-methyl-1,3-cyclohexanedione which comprises subjecting 1,3-cyclohexanedione, formaldehyde and a dialkylamine to Mannich reaction to obtain a 2-dialkylaminomethyl-1,3-cyclohexanedione, and subjecting the 2-dialkylaminomethyl to hydrogenolysis, and a process for producing 2-methylresorcinol which comprises aromatizing 2-methyl-1,3-cyclohexanedione obtained. According to these processes, it is possible to produce high-purity 2-methylresorcinol and 2-methyl-1,3-cyclohexanedione commercially easily and advantageously.
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