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US 2002/0058846 A1Published application
Process for the production of 6-methyl heptanone
AssigneeDegussa AG
InventorsSteffen Krill, Klaus Huthmacher
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Abstract
The present invention provides a process for producing 6-methyl heptanone and corresponding methyl ketones, in particular phytone and tetrahydrogeranyl acetone, by aldolization of aldehydes with acetone in the presence of an aldolization catalyst and a heterogeneous hydrogenation catalyst containing a polyhydric alcohol.
Claims30
A process for producing a methyl ketone of the formula
- 8
- wherein x is a number from 1 to 3, comprising reacting an aldehyde of the formula (2):
- 9
- wherein y is from 0 to 2 and the represents olefinic double bonds with a catalytic suspension, wherein the catalytic suspension comprises a hydrogenation catalyst and an aldolization catalyst suspended in polyhydric alcohol, in the presence of hydrogen and acetone.
1 more element
The process of claim l,wherein said aldolization catalyst is selected from the group consisting of metanolate, ethanolate, isopropaneolate, and butanolate.
Dependencies are inferred from the claim text.