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7692045 |
Method for purifying and concentrating dinitrogen monoxide
The present invention relates to a process for purifying a gas mixture comprising dinitrogen monoxide and to the use of a gas mixture purified in this way as an oxidant for olefins. In a further...
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7615668 |
Method for producing 4,4,4-trifluorobutane-2-one
The present invention provides a novel method for preparing 4,4,4-trifluorobutane-2-one by providing a fluorobutene selected from the group consisting of 2,4,4,4-tetrafluoro-1-butene,...
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7534921 |
Method for the production of optically active carbonyl
The present invention relates to a process for preparing optically active carbonyl compounds by asymmetrically hydrogenating α,β-unsaturated carbonyl compounds in the presence of optically active t...
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7462745 |
Method for the production of 2,7-octadienyl derivatives
Process for preparing 1-octa-2,7-dienyl derivatives by reacting a 1,3-butadiene-containing hydrocarbon mixture, in particular a C4 fraction from a cracker, with nucleophiles, in which...
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7405328 |
Method for producing alkenone ethers
In a method or producing haloalkenone ethers by addition of a carboxylic acid halide to a vinyl ether and subsequent elimination of hydrogen halide, the improvement comprising carrying out the...
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6995291 |
Process for the oxidation of unsaturated alcohols
The present invention relates to the field of organic synthesis and more precisely to a process for the synthesis of an unsaturated aldehyde or ketone by oxidation of the corresponding alcohol. The...
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6184420 |
Preparation of unsaturated ketones
Unsaturated ketones of the formulae Ia and Ib ##STR1##are prepared by a process consisting of the combination of the following reactions:a) The conventional reaction of an allyl alcohol of the...
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5225523 |
Polyketone polymer preparation with tetra alkyl bis phosphine ligand and hydrogen
A process for the preparation of low molecular weight polyketone polymers, wherein polymers of carbon monoxide with ethene and/or propene and optionally in addition with one or more other...
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5091587 |
Process for the preparation of ketones
A process for the preparation of ketones which comprises reacting a conjugated diolefin and water in the liquid phase in the presence of a catalyst system comprising: a) a group VIII metal...
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5073659 |
Process for the preparation of terpenes
A terpene compound having the formula (III) is produced by reacting an allylic halide having the formula (I) with a Grignard reagent having the formula (II) in the presence of anhydrous zinc...
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4612402 |
Oxidation of olefins using rhodium nitro complex
A process for the oxidation of olefinically unsaturated substrates of the formula R--CHCH-R' wherein R and R' are independently selected from members of the group consisting of H, alkyl, a...
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4560804 |
Catalytic process for the manufacture of ketones
An improved process is provided for forming ketones from the corresponding olefins by vapor phase oxidation of the olefin in the presence of water vapor, and optionally in the additional presence...
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4022837 |
Production of ketones from alkenes, hydrated molybdenum(VI) oxide and water
A process is set forth for the production of ketones by the action of water and a hydrated molybdenum(VI)-oxygen compound upon an alkene feed. The reaction occurs in the range from 200° to 400° C.
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3987104 |
Process for preparing saturated ketones and a catalyst for realizing the process
An improved process for preparing ketones by contacting a mixture of an olefin and steam with a supported catalyst of tin oxide and molybdenum oxide on an inert, thermostable carrier is disclosed,...
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3976699 |
Sulfur oxidation of olefins to ketones
A process is disclosed for the production of ketones from olefinic hydrocarbons and inert derivatives of olefinic hydrocarbons by the controlled reaction of water and sulfur with the olefin....
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3935272 |
Process for the oxidation of olefine compounds
Olefines of at least 3 carbon atoms are oxidised e.g. to ketones or epoxy compounds using, as oxidising agent, uranium oxide, hafnium oxide or an oxo-metal compound of formula [[(L)x (O)n M-Q]p...
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3892813 |
Sulfur oxidation of olefins to ketones
A process is disclosed for the production of ketones from olefinic hydrocarbons and inert derivatives of olefinic hydrocarbons by the controlled reaction of water and sulfur with the olefin....
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3671590 |
PROCESS FOR FORMING CARBONYL COMPOUNDS
A process for the formation of carbonyl compounds and certain new ketone compositions by reacting the appropriate acyclic or alicyclic Type II, III, IV or V olefin with an organic nitrite in the...
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3547783 |
METHOD FOR REFINING ACETONE BY RECTIFICATION WITH ALKALI-CONTACT OF VAPORS AND WATER ADDITION AND PHASE SEPARATION OF A CHLORINATED-BY-PRODUCT-CONTAINING SIDE STREAM
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3546082 |
OXIDATION PROCESS
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3531376 |
PURIFICATION OF ACETONE BY EXTRACTIVE DISTILLATION AND RECTIFICATION WITH SIMULTANEOUS ALKALI-CONTAINING ACETONE SOLUTION CONTACT AND HALOGEN IMPURITY SIDE STREAM REMOVAL
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3507922 |
PRODUCTION OF UNSATURATED ALDEHYDES AND KETONES
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3499011 |
PRODUCTION OF QUINONE AND HYDROQUINONE
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3737441 |
PROCESS FOR THE PREPARATION OF METHYL VINYL KETONE AND 2,5-DIHYDROFURAN
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3784646 |
REACTIONS OF HALOGEN-SUBSTITUTED OLEFINS WITH ALKENES AND ALCOHOLS
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3630860 |
ELECTROCHEMICAL TREATMENT OF MATERIAL PRODUCED BY REACTION IN ELECTROCHEMICAL CELL
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3641067 |
EPOXIDATION OF OLEFINS WITH THALLIC CARBOXYLATES
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3664810 |
PROCESS FOR OZONIZING UNSATURATED COMPOUNDS TO FORM ALKALI EARTH METAL PEROXIDE,ALIPHATIC ALDEHYDES AND ALIPHATIC KETONES
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3701810 |
PROCESS FOR THE PRODUCTION OF METHYL ETHYL KETONE FROM N-BUTENE
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3829442 |
INSECTICIDAL 1,3-BENZODIOXOL DERIVATIVES
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3833659 |
PREPARATION OF OXYGEN-CONTAINING COMPOUNDS
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3479262 |
OLEFIN OXIDATION PROCESS
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3459644 |
PROCESS FOR OXIDIZING OLEFINS TO CARBONYL COMPOUNDS
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3446825 |
SUBSTITUTED PI-ALLYL PALLADIUM CHLORIDE COMPLEXES
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3429936 |
NOVEL POLYALKYL ALCOHOLS
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3427351 |
LIQUID-SATURATED CARBOXYLATED ELASTOMERS AND PROCESS OF MANUFACTURING
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3409649 |
Olefin oxidation process
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3400160 |
Process for the production of saturated carbonyl compounds from unsaturated hydrocarbons
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3390186 |
Preparation of aldehydes and ketones
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3389182 |
Method for the preparation of fluoroketones
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3365499 |
Oxidation of olefins to ketones
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3355465 |
Preparation of ketonic oxidation products from olefinically unsaturated compounds
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3341603 |
Catalytic oxidation of compounds containing an olefinic group
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3284507 |
Process for preparing aldehydes and ketones
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3274170 |
Carboxylic acid amides
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3202717 |
Method of oxidizing mono-olefins
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3201476 |
Oxidative cleavage of olefinic double bonds
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3129253 |
Hydration of olefins
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3086052 |
Process for the production of acetaldehyde and acetone
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3080425 |
Process for the production of aldehydes and ketones compounds
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