EP3087050A1 - Procédé de préparation d'un acide carboxylique - Google Patents
Procédé de préparation d'un acide carboxyliqueInfo
- Publication number
- EP3087050A1 EP3087050A1 EP14831028.7A EP14831028A EP3087050A1 EP 3087050 A1 EP3087050 A1 EP 3087050A1 EP 14831028 A EP14831028 A EP 14831028A EP 3087050 A1 EP3087050 A1 EP 3087050A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- acid
- mixture
- catalyst
- process according
- vicinal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/23—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups
- C07C51/245—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups of keto groups or secondary alcohol groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/23—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/02—Saturated carboxylic acids or thio analogues thereof; Derivatives thereof
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
- A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/36—Carboxylic acids; Salts or anhydrides thereof
- A61K8/361—Carboxylic acids having more than seven carbon atoms in an unbroken chain; Salts or anhydrides thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/36—Carboxylic acids; Salts or anhydrides thereof
- A61K8/362—Polycarboxylic acids
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/37—Esters of carboxylic acids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/08—Silica
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/353—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by isomerisation; by change of size of the carbon skeleton
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/092—Polycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/101—Esters; Ether-esters of monocarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M129/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen
- C10M129/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
- C10M129/26—Carboxylic acids; Salts thereof
- C10M129/28—Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M129/38—Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms
- C10M129/40—Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms monocarboxylic
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M129/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen
- C10M129/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
- C10M129/26—Carboxylic acids; Salts thereof
- C10M129/28—Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M129/38—Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms
- C10M129/42—Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms polycarboxylic
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/126—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids monocarboxylic
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/127—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids polycarboxylic
Definitions
- the present invention relates to a process for preparing a carboxylic acid.
- the oxidizing cleavage of the olefins can generally be carried out in a single step or in two stages, either directly from the olefins or following a step of prior hydroxylation of these compounds.
- the object of the invention is therefore to develop a new method that is easier to implement, using compounds that are more environmentally friendly and / or less expensive.
- the subject of the invention is a process for preparing a carboxylic acid comprising a step of contacting at least one vicinal diol or at least one vicinal polyol with an atmosphere comprising oxygen, a catalyst and in the absence of additional solvent, the catalyst having the following formula I:
- n, m and q belong to the natural numbers (M), chosen independently of each other, identical or different, such that n, m and q can not be simultaneously equal to 0;
- p belongs to non-zero integers (M * );
- r is zero or equal to 1
- M corresponds to at least one chemical element chosen from zirconium, tungsten, titanium or rare earths, and
- - A corresponds to at least one chemical element chosen from alkaline earth metals, alkali metals, rare earths or titanium.
- the invention relates to the aforementioned method, wherein said catalyst is not Na 2 WO 4 .
- the subject of the invention is a process for the preparation of the above-mentioned carboxylic acid, wherein M is not tungsten.
- M corresponds to at least one chemical element chosen from zirconium, titanium or rare earths
- Another aspect of the invention relates to an aforementioned method wherein the catalyst is free of transition metals.
- the method according to the invention has the advantage of not using additional solvents, which makes it possible to reduce the reaction costs, to limit the risks of environmental pollution and / or to reduce the dangerousness of the reaction.
- the process according to the invention has the advantage of not using, as cocatalyst, metals other than those mentioned as compounds A. Generally, these other metals are expensive and difficult to recycle. Also, the use of a catalyst of formula (I) is self-sufficient reduces the costs associated with the reaction and / or reduce the impact on the environment.
- the atmosphere comprising oxygen is an oxygen-enriched or oxygen-enriched atmosphere.
- the oxygen present is advantageously in the form of dioxygen.
- the oxygen-containing atmosphere is ambient air or is an atmosphere comprising an amount of oxygen at least equal to that present in the ambient air (ie about 20% of the gas volume).
- oxygen is the oxidizing agent of the reaction.
- oxygen in the air is the oxidizing agent of the reaction.
- oxygen in the air has the advantage of reducing the dangerousness of the reaction and not to resort to the addition of additional oxidizing products that could be toxic to the environment.
- An advantageous aspect of the invention is therefore a process using no other oxidant than the oxygen contained in the air or a gaseous mixture of dangerousness. equivalent.
- the element A contained in the catalyst corresponds to a chemical element or a group of chemical elements selected from alkaline earth metals or alkali metals (groups 1 and 2 of the periodic table of the elements).
- the alkali metals are lithium, sodium, potassium, rubidium, cesium and francium
- the alkaline earths are beryllium, magnesium, calcium, strontium, barium and radium.
- rare earths are cerium, scandium, yttrium, lanthanum, praseodymium, neodymium, europium, promethium, samarium, europium, gadolinium, terbium, dysprosium , holmium, erbium, thulium, ytterbium and lutetium.
- M is an element or a group of elements chosen from zirconium, tungsten, titanium, hydrogen, a rare earth element listed above or a mixture thereof.
- A is an element or a group of elements chosen from sodium, calcium, magnesium, beryllium, potassium or a mixture thereof.
- the catalyst of formula (I) always comprises at least one oxygen atom and may be in hydrated form, that is to say further comprising in the general formula (I) at least one molecule of water .
- solvents organic compounds comprising at least one carbon atom and inorganic carbon-free compounds which have the capacity to dissolve or dilute at least one of the products used or obtained by the process of the invention.
- absence of solvent must be understood in its most common sense as not excluding the presence of a minimal amount of solvent, or "trace”. Such an amount may for example be quantified as being less than or equal to 1% by weight of the reaction medium, preferably less than 0.1%.
- the reaction is preferably carried out in the absence of additional solvent, i.e. without adding any organic solvent or inorganic solvent, including water.
- the process can lead to the formation of solvent during the reaction, in which case the solvent obtained is not an additional solvent.
- the catalyst is an alumina or aluminum oxide, a silica, a zirconia, an aluminosilicate, a zeolite, an acidic clay or mixtures thereof or a mixed oxide formed from a solid solution or a mixture of solid solutions.
- Aluminum oxide or alumina has the chemical formula Al 2 O 3 . It exists in its natural state and is commercially available, in particular by Sigma-Aldrich, under the reference A6139 ALDRICH.
- Silica of chemical formula SiO 2 , is a material very abundant in nature in the form of quartz, and is commercially available, in particular by Sigma-Aldrich, under the reference 381276 ALDRICH.
- Zirconia is a ceramic of formula Zr0 2 obtainable by conventional methods of sintering or plasma spraying. It is also available for sale commercially by Sigma-Aldrich, under the reference 230693 ALDRICH.
- Aluminosilicates include several materials of various formulas, corresponding to the class of minerals containing aluminum oxide and silica. For example, we can mention andalusite, sillimanite, kayanite, topaz or Bery. Andalusite, sillimanite and kayanite have the same composition and are of formula AI 2 0 (SiO 4 ). While the topaz has a similar chemical composition corresponding to AI 2 0 (SiO 4 ) (OH, F) 2 . Beryl, of formula Be 3 Al 2 (Si 6 0 18, containing circles of (SiO 3 ) 6 ) is also known as aquamarine.
- the hydrated aluminum silicates of the Kaolinite group having the formula AI 2 Si 2 O 5 (OH) 4 and generally having a three-dimensional structure in tetrahedral and / or octahedral sheets such as Dickite AI 2 Si 2 0 5 (OH) 4; the endellite AI 2 Si 2 0 5 (OH) 4, "2 (H 2 0); halloysite AI 2 Si 2 0 5 (OH) 4; kaolinite Al 2 Si 2 0 5 (OH) 4; nacrite AI 2 Si 2 0 5 (OH) 4; Odinite the (Fe, Mg, Al, Fe, Ti, Mn) 25 (Si, AI) 2 0 5 (OH) 4.
- Zeolites are microporous minerals belonging to the group of silicates, subgroup of tectosilicates in which they form a family comprising hydrated aluminosilicates of metals of groups 1 and 2 of the periodic table of elements (such as calcium, magnesium or potassium) .
- the zeolites consist of SiO and AlO tetrahedra bonded to each other by the oxygen atoms. These connections must respect Lo ⁇ wenstein's rule that the same oxygen can not be bound to two aluminum atoms.
- x1 to x9 are positive or zero integers: Na x i Ca x2 Mg x3 Ba x4 K x5 [Al x6 Si x7 O x8 ], x9H 2 0 .
- Zeolites can be of natural or synthetic origin.
- natural zeolites mention may be made of: zeolites of the family Analcimes (Analcime, Pollucite), zeolites of the Chabazith family (Faujasite, Chabazite, Epistilbite), zeolites of the family Gismondines (Gonnardite), zeolites of the Harmotome family (Harmotone, Phillipsite), zeolites of the Heulandite family (Heulandites, Laumontite), zeolites of the Natrolite family (Natrolite, Mesolite), zeolites of the Stilbite family (Barrerite, Stilbite) or the unspecified zeolites (Tetranatolite).
- zeolite "A” or LTA zeolite "Y"
- Faujasite "X” zeolite ZSM-5
- Mordenite or Ferrierite The processes for the preparation of a large number of synthetic zeolites are well known and many zeolites are commercially available, for example zeolites Y (references CBV500, CBV712, CBV720, CBV760, CBV790) and mordenite (reference CP811 G). 300) are marketed by Zeolyst International.
- the mixed oxides are advantageously constituted by a simple oxide Al 2 O 3 , TiO 2 , SiO 2 , ZrO 2 and a metal oxide MO x , with M and x as described above.
- a mixture of solid solution is advantageously constituted of at least one solid solution, a solid solution being a mixture of elements on the atomic scale, analogous to a mixture of liquids which are soluble one inside the other, by for example, a solidification of a liquid mixture of two pure metals A and B (or a metal and a non-metallic element) whose analysis can be done using a phase diagram, to obtain an alloy binary AB generally consisting in the solid state of an aggregate of one or more species of crystals.
- the crystals are themselves formed by mixtures of the two atomic species A and B, called solid solutions.
- the invention relates to the method described above, wherein the catalyst is aluminum oxide, alone.
- the invention relates to a carboxylic acid preparation process comprising a step of contacting at least one vicinal diol or at least one vicinal polyol with an atmosphere comprising at least one oxygen, a catalyst and in the absence of additional solvent, the catalyst being alumina or silica, especially calcined silica.
- the catalyst used is silica or zirconia.
- the process according to the invention allows the preparation of carboxylic acids in a single step using aluminum oxide as catalyst, without recourse to the use of a metal also having a catalytic activity, not included in element A, such as gold or ruthenium.
- the process according to the invention does not comprise a catalyst based on gold or ruthenium.
- alumina oxide is an inexpensive compound, non-toxic and recyclable by easy to implement techniques, known to those skilled in the art.
- vicinal diol any compound having a carbon structure of varied nature, linear, branched or cyclic, having at least two successive hydroxyl groups, a vicinal diol being a diol in which the hydroxyl groups are borne by adjacent carbons.
- the catalyst used in the method of the invention advantageously has a surface area of 50 to 200m 2 / g, preferably 1 00m 2 / g to 175 m 2 / g, and more preferably 1 to 50 m 2 / g.
- the catalyst may be in basic, neutral or acidic form, preferably in basic or acidic form, respectively of formula (I) [Al n Si m O p M q ] [A] r _ for the basic form and [Al n Si m Op Mq] [A] r + for the acid form.
- the catalyst then undergoes a conventional treatment making it possible to obtain such a basic or acidic form.
- the catalyst may be in basic, neutral or acidic form, preferably in basic or acidic form respectively of formula (I) [Al n Si m O p Zr q ] [A] r " for the basic form and [Al n Si m O p Zr q ] [A] r + for the acid form
- the catalyst may be calcined or non-calcined The calcined catalyst results from a heating intense, progressive or not, the material exposed to temperatures ranging from 150 to 600 ° C.
- the process of the invention may optionally comprise an additional preliminary step of hydroxylation of an unsaturated olefin making it possible to obtain the vicinal diol or the vicinal polyol necessary for the process according to the invention.
- the polyol or olefin is derived from a vegetable oil.
- the olefin used in the context of the invention is a fatty acid or a fatty acid ester having a carbon chain of 10 to 30 carbon atoms, preferably 1 to 20 carbon atoms, typically 1 2, 13 , 14, 15, 16, 17, 18, 19 or 20 carbon atoms.
- the fatty acid ester has an alkyl group of 1 to 5 carbon atoms, advantageously the group is methyl.
- the olefin may also be substituted by one or more alkyl and / or hydroxyl groups, the alkyl group ranging from 1 to 5 carbon atoms and is advantageously methyl.
- the fatty acid or the fatty acid ester described in the invention is advantageously chosen from the group consisting of myristoleic acid, palmitoleic acid, oleic acid, ricinoleic acid and gadoleic acid. erucic acid, nervonic acid, linoleic acid, alpha-linolenic acid, gamma-linolenic acid, di-homo-gamma-linolenic acid, arachidonic acid, timnodonic acid, and cervonic acid and their derivatives.
- the vicinal diol is methyl 9,10-dihydroxystearate.
- the molar ratio between oxygen or dioxygen and said at least one vicinal diol or at least one vicinal polyol is from 0.6 to 3.5 equivalents, preferably from 1 to 2 equivalents and even more preferably 1, 5 equivalents.
- the reaction taking place during the step of contacting the various compounds according to the process of the invention is an oxidative cleavage reaction. It makes it possible to obtain at least one, and preferably two, compounds such as carboxylic acids, which are identical or different.
- carboxylic acid is meant any compound having a structure of varied nature, linear, branched or cyclic, having at least one carboxylic acid function.
- the carboxylic acid obtained is a mono- or dicarboxylic acid, or a mixture thereof, that is to say a carboxylic acid respectively having one or two functional carboxylic acid functions.
- the carboxylic acids may be substituted by one or more alkyl groups and / or hydroxyl groups. They may also advantageously have at least one ester function, the alkyl group of which has 1 to 5 carbon atoms, advantageously is methyl.
- such carboxylic acids have a carbon chain ranging from 2 to 28 carbon atoms, preferably from 4 to 24 carbon atoms, typically 8, 9, 10, 11, 12, 13, 14, 15, 16, 17 , 18, 19, 20, 21 or 22 carbon atoms.
- the preferred carboxylic acids are hexanoic (caproic), heptanoic, octanoic (caprylic), nonanoic (pelargonic), decanoic (capric), undecanoic, hexane-1,6-dioic (adipic), heptane-1,7- dioic, octane-1,8-dioic, nonane-1,9-dioic (azelaic), decane-1,10-dioic (sebacic), undecane-1,11-diary, dodecane-1,12-dioic, tridecane- 1,13-dioic (brassyl), tetradecane-1,14-dioic
- the products obtained are pelargonic acid and azelaic acid, alone or as a mixture.
- the catalyst is advantageously used in an amount corresponding to from 0.1% to 10% by weight of the mixture (mass percentage). Preferably from 1 to 10% and more preferably from 5 to 10% by weight of the mixture.
- the reaction is advantageously carried out at a temperature of 60 to 200 ° C, more particularly 90 to 150 ° C.
- the reaction is advantageously carried out at a pressure of 1 to 40 bar. Even more advantageously, the pressure is 30 to 40 bar. Preferably, the reaction pressure is 31, 32, 33, 34, 35, 36, 37, 38 or 39 bar.
- the reaction is carried out with stirring.
- the process according to the invention can take place in a reactor with magnetic stirring or with mechanical stirring.
- the reactor used is mechanically stirred.
- the process according to the invention can be carried out starting from a starting product having a degree of purity ranging from 65% to percentages greater than 99% by weight of the composition.
- the starting material has a purity higher than 95%, even more advantageously, the purity is greater than 99% by weight of the composition.
- the invention also relates to the use of a catalyst, in solid form, having the following formula I:
- p belongs to non-zero integers M * ;
- r is zero or equal to 1
- M corresponds to at least one chemical element chosen from zirconium, tungsten, titanium or rare earths, and
- - A corresponds to at least one chemical element chosen from alkaline earth metals, alkali metals, rare earths or titanium,
- the invention further relates to the use of alumina or silica as a catalyst for carrying out a process for producing carboxylic acids from vicinal diol or polyol as defined above.
- the invention relates to the use of alumina as a catalyst for carrying out a process for producing carboxylic acids from vicinal diol or vicinal polyol, in particular from 9,10- methyl dihydroxystearate for the synthesis of pelargonic acid and azelaic acid.
- the invention further relates to a composition
- a composition comprising, essentially comprising or consisting of a mixture of pelargonic acid, or a derivative thereof, and azelaic acid, or a derivative thereof, said mixture comprising a ratio of pelargonic acid: azelaic acid ranging from 40: 60 to 70: 30.
- composition can be obtained by the process as defined above, as well as in the following examples.
- composition may further comprise up to 50% of 9,10-dihydroxystearic acid.
- composition comprises, essentially comprises or consists of a mixture
- the composition being such that it comprises up to 50% by weight of the 9,10-dihydroxystearic acid composition relative to the total weight of the composition, and said mixture comprises a pelargonic acid: azelaic acid ratio varying from 40: 60 at 70:30.
- the composition comprises 50% 9,10-dihydroxystearic acid, it comprises 50% of a mixture of pelargonic acid and azelaic acid, this mixture comprising from 20% to 35% by weight of pelargonic acid by relative to the total weight of the composition, and from 15% to 35% by weight of azelaic acid relative to the total weight of the composition.
- an acid or a derivative thereof is meant in the invention the salts of said acid, or its ionic forms, or an ester, especially methylated, of the acid function.
- a pelargonic acid derivative may be a sodium, potassium or potassium pelargonate
- a derivative of azelaic acid may be a sodium azelate, potassium azide or a methyl or dimethyl azelate, and
- a 9,10-dihydroxystearic acid derivative may be a 9,10-dihydroxystearate sodium, potassium ... or a methyl 9,10-dihydroxystearate.
- the invention also relates to the use of the aforementioned composition, for the preparation of biolubricants and / or low-temperature plasticizers and / or adhesives and / or products for the food or cosmetic industry, and / or in the context of crop protection.
- the composition can be used as such, or after purification of its main components, i.e., azelaic acid and pelargonic acid.
- Azelaic acid can be used in a wide range of applications: biolubricants, low temperature plasticizers, adhesives, food, cosmetics and pharmaceutical industries.
- pelargonic acid is also varied: as an ingredient in lubricants, alkyd resins and plasticizers, but also more commonly in crop protection, even in niche markets such as surface treatment or substrates or in controlled release systems.
- Example 2 Process for esterification and purification of methyl 9,10-dihydroxystearate
- the starting methyl 9,10-dihydroxystearate has a purity ranging from 60-70%.
- a quantity of 30 g of methyl 9,10-dihydroxystearate, ie 90 mM, is brought into contact with 400 ml of pentane.
- the mixture is stirred for 2 hours at room temperature.
- the solvent is then removed by filtration and the precipitate is dried under vacuum.
- a precipitate of 25 g is recovered, ie 83% by weight of the mixture.
- the products obtained at the end of the reaction are esterified for the purposes of the analysis techniques.
- the precipitate is brought into the presence of methanol (200 mL) and Amberlyst
- the resin thus obtained is removed by filtration and the filtrate is evaporated under vacuum.
- the precipitate is finally recrystallized hot in methanol.
- Example 3 Reactivity of methyl 9,10-dihydroxystearate in an oxidizing medium in the absence of catalyst: control.
- reaction is carried out at 140 ° C. for 15 hours under 8 bar of air according to the following reaction scheme:
- the reaction medium is analyzed by gas chromatography after solubilization in methanol.
- a mixture of methyl 9 and / or 10-oxo stearate is obtained after identification by mass spectrometry and nuclear magnetic resonance of the proton and carbon.
- the oxidative cleavage reaction of the process according to the invention was carried out, according to the following reaction scheme, under different conditions of quantity of substrate, of calcined or non-calcined catalyst and of reaction times:
- DHSM 9,10-methyl dihydroxystearate
- the products obtained at the end of the reaction are esterified for the purposes of the analysis techniques.
- reaction medium is diluted in 50 ml of methanol and then filtered, step 2) of the preceding reaction scheme. Then 10% by weight of Amberlyst® is added to the filtrate which is refluxed for 5 hours.
- the resin is removed by filtration, and the filtrate is evaporated under reduced pressure.
- the crude is analyzed by gas chromatography and by NMR.
- a mixture of methyl pelargonate (PM) and dimethyl azelate (ADM) is obtained with a PM / ADM ratio of 64/36.
- the products obtained at the end of the reaction are esterified for the purposes of the analysis techniques.
- reaction medium is diluted in 50 ml of methanol and then filtered, step 2) of the preceding reaction scheme. Then 10% by weight of Amberlyst® is added to the filtrate which is refluxed for 5 hours.
- the resin is removed by filtration, and the filtrate is evaporated under reduced pressure.
- the crude is analyzed by gas chromatography and by NMR.
- a mixture of methyl pelargonate (PM) and dimethyl azelate (ADM) is obtained with a PM / ADM ratio of 65/35.
- the products obtained at the end of the reaction are esterified for the purposes of the analysis techniques.
- reaction medium is diluted in 50 ml of methanol and then filtered (stage 2) from the preceding reaction scheme). Then 10% by weight of Amberlyst® is added to the filtrate which is refluxed for 5 hours.
- the resin is removed by filtration, and the filtrate is evaporated under reduced pressure.
- the crude is analyzed by gas chromatography and by NMR.
- the products obtained at the end of the reaction are esterified for the purposes of the analysis techniques.
- reaction medium is diluted in 50 ml of methanol and then filtered.
- the resin is removed by filtration, and the filtrate is evaporated under reduced pressure.
- the crude is analyzed by gas chromatography and by NMR.
- a mixture of methyl pelargonate (PM) and dimethyl azelate (ADM) is obtained with a PM / ADM ratio of 50/50.
- the products obtained at the end of the reaction are esterified for the purposes of the analysis techniques.
- reaction medium is diluted in 50 ml of methanol and then filtered, step 2) of the preceding reaction scheme. Then 10% by weight of Amberlyst® is added to the filtrate which is refluxed for 5 hours.
- the resin is removed by filtration, and the filtrate is evaporated under reduced pressure.
- the crude is analyzed by gas chromatography and by NMR.
- a mixture of methyl pelargonate (PM) and dimethyl azelate (ADM) is obtained with a PM / ADM ratio of 65/35.
- the products obtained at the end of the reaction are esterified for the purposes of the analysis techniques.
- reaction medium is diluted in 50 ml of methanol and then filtered, step 2) of the preceding reaction scheme. Then 10% by weight of Amberlyst® is added to the filtrate which is refluxed for 5 hours.
- the resin is removed by filtration, and the filtrate is evaporated under reduced pressure.
- the crude is analyzed by gas chromatography and by NMR.
- a mixture of methyl pelargonate (PM) and dimethyl azelate (ADM) is obtained with a PM / ADM ratio of 65/35.
- the conversion of DHSM is 60%.
- the isolated yield after distillation is 23% and 21% for methyl pelargonate and dimethyl azelate, respectively.
- DHSM methyl 9,10-dihydroxystearate
- reaction medium is diluted in 300 ml of methanol and then filtered, step 2) of the preceding reaction scheme.
- 10% by weight of Amberlyst® is added to the filtrate which is refluxed for 16 hours.
- the resin is removed by filtration, and the filtrate is evaporated under reduced pressure.
- An orange oil is obtained (corresponding to 88% by weight of the mixture).
- the crude reaction product is analyzed by gas chromatography and by proton NMR.
- the inventors obtained a mixture of methyl pelargonate (PM) and dimethyl azelate (ADM) with a PM / ADM ratio of 46/54.
- the conversion of DHSM is greater than 95%.
- silica in the form of a powder, is calcined for 3 hours at 550 ° C., with a temperature increment of the order of 2 ° C. per minute. Silica The calcine is then stored in a desiccator to protect it from moisture.
- Example 6 Oxidizing cleavage of 9,10-dihydroxystearic acid according to the process of the invention - Catalysis with alumina or silica.
- DHSA 9,10-dihydroxystearic acid
- DHSA 9,10-dihydroxystearic acid
- DHSA calcined neutral alumina oxide
- DHSA 9,10-dihydroxystearic acid
- the crude is analyzed after esterification by gas chromatography.
- a mixture of methyl pelargonate (PM) and dimethyl azelate (ADM) is obtained with a PM / ADM ratio of 35/65.
- the conversion of DHSA is 86%.
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Abstract
Description
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1363565A FR3015480A1 (fr) | 2013-12-24 | 2013-12-24 | Procede de preparation d'un acide carboxylique. |
| PCT/FR2014/053551 WO2015097418A1 (fr) | 2013-12-24 | 2014-12-24 | Procédé de préparation d'un acide carboxylique |
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| Publication Number | Publication Date |
|---|---|
| EP3087050A1 true EP3087050A1 (fr) | 2016-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP14831028.7A Withdrawn EP3087050A1 (fr) | 2013-12-24 | 2014-12-24 | Procédé de préparation d'un acide carboxylique |
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| Country | Link |
|---|---|
| US (1) | US9822056B2 (fr) |
| EP (1) | EP3087050A1 (fr) |
| FR (1) | FR3015480A1 (fr) |
| WO (1) | WO2015097418A1 (fr) |
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| DE2314454C2 (de) * | 1973-03-23 | 1987-04-23 | Henkel KGaA, 4000 Düsseldorf | Verfahren zur kontinuierlichen Herstellung von Carbonsäuren |
| DE102011015150A1 (de) | 2011-03-25 | 2012-09-27 | Evonik Degussa Gmbh | Syntese von alpha, omega-Dicarbonsäuren und deren Estern aus ungesättigten Fettsäurederivaten |
-
2013
- 2013-12-24 FR FR1363565A patent/FR3015480A1/fr not_active Withdrawn
-
2014
- 2014-12-24 WO PCT/FR2014/053551 patent/WO2015097418A1/fr not_active Ceased
- 2014-12-24 EP EP14831028.7A patent/EP3087050A1/fr not_active Withdrawn
- 2014-12-24 US US15/107,855 patent/US9822056B2/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2015097418A1 (fr) | 2015-07-02 |
| FR3015480A1 (fr) | 2015-06-26 |
| US20160326084A1 (en) | 2016-11-10 |
| US9822056B2 (en) | 2017-11-21 |
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