Process for the decarboxylative ketonization of c2-c8 carboxylic acids, derivatives or mixtures thereof
AssigneeSpecialty Operations France
InventorsOlivier Back, Zhen Yan, Isabelle Storet
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Abstract
The present invention relates to a process for the manufacture of ketones though a decarboxylative ketonization process of C2-C8 carboxylic acids, C2-C8 carboxylic acid derivatives or mixtures thereof, in the liquid phase. The present invention further relates to ketones susceptible of being produced by the process of the invention.
Claims12
A process (P) for the decarboxylative ketonization of C2-C8 carboxylic acids, C2-Cs carboxylic acid derivatives or mixtures thereof into corresponding ketones, in liquid phase, wherein:
- a. the C2-C8carboxylic acids, C2-C8 carboxylic acid derivatives or mixtures thereof, are progressively fed to a composition C comprising at least one metal compound or at least an elementary metal as catalyst and a solvent having a boiling point at least 40° C. higher than the process (P) temperature, and wherein
- b. the formed ketone is continuously distilled off.
The process (P) according to 1, wherein water is continuously formed during the process (P) and continuously distilled off the reaction.
(canceled)
Dependencies are inferred from the claim text.