Patent classifications
C07C49/04
Oxidation of C1-9-alkanes
A method for the oxidation of C.sub.1-9-alkanes including providing a mixture of a C.sub.1-9-alkane in a liquid phase, a boron containing reagent, a free radical initiator, and a drying means, and performing an oxidation reaction at a temperature from 130 C. to 180 C. in the presence of oxygen. The drying means may be a drying agent such as a molecular sieve, or a membrane. Also a composition for oxidation of C.sub.1-9-alkanes to sec-C.sub.1-9-alcohols.
Oxidation of C1-9-alkanes
A method for the oxidation of C.sub.1-9-alkanes including providing a mixture of a C.sub.1-9-alkane in a liquid phase, a boron containing reagent, a free radical initiator, and a drying means, and performing an oxidation reaction at a temperature from 130 C. to 180 C. in the presence of oxygen. The drying means may be a drying agent such as a molecular sieve, or a membrane. Also a composition for oxidation of C.sub.1-9-alkanes to sec-C.sub.1-9-alcohols.
AQUEOUS COMPOSITIONS COMPRISING 6-UNDECANOL-ESTERS
Aqueous compositions containing 6-undecanol-esters are useful in cosmetic aplications. Methods for producing 6-undecanol-esters are also provided.
AQUEOUS COMPOSITIONS COMPRISING 6-UNDECANOL-ESTERS
Aqueous compositions containing 6-undecanol-esters are useful in cosmetic aplications. Methods for producing 6-undecanol-esters are also provided.
Chemical liquid purification method and chemical liquid
An object of the present invention is to provide a chemical liquid purification method which makes it possible to obtain a chemical liquid having excellent defect inhibition performance. Another object of the present invention is to provide a chemical liquid. The chemical liquid purification method according to an embodiment of the present invention is a chemical liquid purification method including obtaining a chemical liquid by purifying a substance to be purified containing an organic solvent, in which a content of the stabilizer in the substance to be purified with respect to the total mass of the substance to be purified is equal to or greater than 0.1 mass ppm and less than 100 mass ppm.
UPGRADING FUSEL OIL MIXTURES OVER HETEROGENEOUS CATALYSTS TO HIGHER VALUE RENEWABLE CHEMICALS
This present disclosure relates to catalytic processes for upgrading crude and/or refined fusel oil mixtures to higher value renewable chemicals, via mixed metal oxide or zeolite catalysts. Disclosed herein are processes passing a vaporized stream of crude and/or refined fusel oils over various mixed metal oxide catalysts, metal doped zeolites, or non-metal doped zeolites and/or metal oxides providing options to valorize fusel oil mixtures to higher value products. Renewable chemicals formed, via these upgrading catalyst platforms, are comprised of, but not limited to, methyl isobutyl ketone (MIBK), di-isobutyl ketone (DIBK), isoamylene, and isoprene.
UPGRADING FUSEL OIL MIXTURES OVER HETEROGENEOUS CATALYSTS TO HIGHER VALUE RENEWABLE CHEMICALS
This present disclosure relates to catalytic processes for upgrading crude and/or refined fusel oil mixtures to higher value renewable chemicals, via mixed metal oxide or zeolite catalysts. Disclosed herein are processes passing a vaporized stream of crude and/or refined fusel oils over various mixed metal oxide catalysts, metal doped zeolites, or non-metal doped zeolites and/or metal oxides providing options to valorize fusel oil mixtures to higher value products. Renewable chemicals formed, via these upgrading catalyst platforms, are comprised of, but not limited to, methyl isobutyl ketone (MIBK), di-isobutyl ketone (DIBK), isoamylene, and isoprene.
Green oxidation catalytic system
Disclosed herein are reaction compositions comprising an oxidation catalyst, a solvent, and a substrate that is dissolved in the solvent. The oxidation catalyst comprises a metal ion complexed with an -keto acid and a tridentate N,N,O-ligand. Also disclosed herein are methods for oxidizing a CH bond of a molecule, the methods comprising contacting the molecule with a metal complex comprising a metal ion complexed with a tridentate N,N,O-ligand in the presence of an -keto acid and a solvent. In some embodiments, the oxidation catalyst or metal complex is linked to a solid support.
Green oxidation catalytic system
Disclosed herein are reaction compositions comprising an oxidation catalyst, a solvent, and a substrate that is dissolved in the solvent. The oxidation catalyst comprises a metal ion complexed with an -keto acid and a tridentate N,N,O-ligand. Also disclosed herein are methods for oxidizing a CH bond of a molecule, the methods comprising contacting the molecule with a metal complex comprising a metal ion complexed with a tridentate N,N,O-ligand in the presence of an -keto acid and a solvent. In some embodiments, the oxidation catalyst or metal complex is linked to a solid support.
METHOD FOR MAKING END COMPOUNDS FROM INTERNAL KETONES ISSUED FROM THE DECARBOXYLATIVE KETONIZATION OF FATTY ACIDS OR FATTY ACID DERIVATIVES
Method (M) for the preparation of an end compound from an internal ketone, said method comprising: synthesizing the internal ketone by a process (P) for the decarboxylative ketonization of a fatty acid, a fatty acid derivative or a mixture thereof in a liquid phase with a metal compound as catalyst in the substantial absence of added solvent, wherein the fatty acid, fatty acid derivative or mixture thereof is added in sequential steps, the first step taking place at a temperature sequentially at a temperature from 100 C. to 270 C., causing the internal ketone to react in accordance with a single or multiple chemical reaction scheme involving at least one reagent other than the internal ketone, wherein at least one product of the chemical reaction scheme is the end compound that is not further caused to be chemically converted into another compound.