C07B41/08

Preparation of compounds from levulinic acid

The present invention provides a method of making carboxylic acids from levulinic acid, such as succinic acid and 3-hydroxypropanoic acid, by reacting levulinic acid with an oxidant such as hydrogen peroxide under acidic or basic conditions.

Preparation of compounds from levulinic acid

The present invention provides a method of making carboxylic acids from levulinic acid, such as succinic acid and 3-hydroxypropanoic acid, by reacting levulinic acid with an oxidant such as hydrogen peroxide under acidic or basic conditions.

Production of xylene derivatives

The present invention relates to the production of xylene derivatives from furfural and its derivatives. The invention describes new routes for converting furfural and its derivatives into xylene derivatives including novel intermediates.

FURAN-2,5-DICARBOXYLIC ACID PURGE PROCESS

Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.

FURAN-2,5-DICARBOXYLIC ACID PURGE PROCESS

Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.

Method for producing organic acids and organic acid degradation compounds from biomass

A method and integrated reactor system are provided for producing one or more organic acids, organic acid degradation compounds, and combinations thereof, from various types of biomass, including sludge from a pulp and paper mill.

Method for producing organic acids and organic acid degradation compounds from biomass

A method and integrated reactor system are provided for producing one or more organic acids, organic acid degradation compounds, and combinations thereof, from various types of biomass, including sludge from a pulp and paper mill.

Furan-2,5-dicarboxylic acid purge process

Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.

Furan-2,5-dicarboxylic acid purge process

Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.

Uses of vanadium to oxidize aldehydes and ozonides
10696605 · 2020-06-30 · ·

The present invention relates to uses of vanadium to convert aldehydes and ozonides into their respective acids and/or ketones. More particularly, this invention relates to the oxidative work-ups following ozonolysis using vanadium during ozonolysis, and using vanadium to oxidize aldehydes in general. The invention also relates to methods comprising the ozonolysis of oleyl alcohol in the presence of either an acid or an alcohol.