WO2016098699A1 - カルボン酸エステルの製造方法 - Google Patents
カルボン酸エステルの製造方法 Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
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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
- B01J21/10—Magnesium; Oxides or hydroxides thereof
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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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
- B01J23/04—Alkali metals
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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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
- B01J27/053—Sulfates
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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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/06—Halogens; Compounds thereof
- B01J27/138—Halogens; Compounds thereof with alkaline earth metals, magnesium, beryllium, zinc, cadmium or mercury
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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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/20—Carbon compounds
- B01J27/232—Carbonates
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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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/24—Nitrogen compounds
- B01J27/25—Nitrates
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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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/04—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing carboxylic acids or their salts
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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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/22—Organic complexes
- B01J31/2204—Organic complexes the ligands containing oxygen or sulfur as complexing atoms
- B01J31/2208—Oxygen, e.g. acetylacetonates
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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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/22—Organic complexes
- B01J31/2204—Organic complexes the ligands containing oxygen or sulfur as complexing atoms
- B01J31/2208—Oxygen, e.g. acetylacetonates
- B01J31/2226—Anionic ligands, i.e. the overall ligand carries at least one formal negative charge
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/52—Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
- C07C69/533—Monocarboxylic acid esters having only one carbon-to-carbon double bond
- C07C69/54—Acrylic acid esters; Methacrylic acid esters
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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
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/40—Substitution reactions at carbon centres, e.g. C-C or C-X, i.e. carbon-hetero atom, cross-coupling, C-H activation or ring-opening reactions
- B01J2231/49—Esterification or transesterification
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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
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/20—Complexes comprising metals of Group II (IIA or IIB) as the central metal
- B01J2531/22—Magnesium
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B61/00—Other general methods
Definitions
- the present invention relates to a method for producing a carboxylic acid ester.
- Carboxylic acid esters are widely used as solvents and as raw materials for fragrances, resins, paints, and adhesives.
- a method for producing a carboxylic acid ester a method of reacting di-t-butyl dicarbonate, a carboxylic acid and an alcohol is known.
- Non-Patent Document 1 describes a method for producing a carboxylic acid ester by reacting di-t-butyl dicarbonate, a carboxylic acid and an alcohol in the presence of magnesium chloride.
- Non-Patent Document 2 describes a method for producing a carboxylic acid ester by reacting di-t-butyl dicarbonate, a carboxylic acid and an alcohol in the presence of an amine.
- Non-Patent Document 1 the method for producing a carboxylic acid ester described in Non-Patent Document 1 is economically disadvantageous because the amount of alcohol used is more than the theoretical amount. Moreover, since it is necessary to use 0.1 molar equivalent of a catalyst with respect to carboxylic acid, it is inefficient. As a result of studies by the present inventors, when the amount of catalyst used is reduced and di-t-butyl dicarbonate, carboxylic acid and alcohol are reacted, the reaction does not proceed or is produced even if the reaction proceeds. It was found that the yield of the carboxylic acid ester was low. Moreover, when synthesizing phenyl (meth) acrylate by a known production method, it was found that the generality of the substrate was narrow because the reaction hardly proceeded.
- Non-Patent Document 2 The method for producing a carboxylic acid ester described in Non-Patent Document 2 is inefficient because triethylamine must be used as an additive and the amount used is 2 molar equivalents relative to the carboxylic acid. Moreover, in order to remove triethylamine after completion
- the object of the present invention is to provide a high yield of the corresponding carboxylic acid ester from various carboxylic acids even if the reaction operation is simple and the amount of the catalyst used is small, and the amount of the substrate used is the theoretical amount. It is in providing the manufacturing method which can be obtained by this.
- the present invention provides a carboxylic acid ester produced by reacting a compound represented by the following formula (I), a carboxylic acid, and an alcohol in the presence of one or more magnesium compounds and one or more alkali metal compounds.
- R 1 and R 2 represent a hydrocarbon group having 1 to 20 carbon atoms.
- the carboxylic acid ester in the method for producing a carboxylic acid ester of the present invention, can be obtained in a high yield even if the amount of the substrate used is the theoretical amount. Thereby, compared with the conventional method, carboxylic acid ester can be obtained more efficiently and economically.
- the carboxylic acid ester in the method for producing a carboxylic acid ester of the present invention, can be obtained in a high yield even if the amount of the catalyst used is small. As a result, the carboxylic acid ester can be obtained efficiently and economically with less burden on the environment as compared with conventional methods.
- the carboxylic acid ester can be produced in a batch of raw materials. As a result, the carboxylic acid ester can be obtained more efficiently and simply than the conventional method.
- acrylic acid and methacrylic acid are collectively referred to as (meth) acrylic acid.
- Acrylic acid ester and methacrylic acid ester are collectively described as (meth) acrylic acid ester.
- R 1 and R 2 each independently represents a hydrocarbon group having 1 to 20 carbon atoms.
- R 1 and R 2 are hydrocarbon groups, their types and structures are not limited.
- This hydrocarbon group may be linear, branched or have a ring structure, and the group may contain an unsaturated bond or an ether bond.
- R 1 and R 2 may be bonded to form a cyclic structure.
- hydrocarbon group examples include an alkyl group, an alkenyl group, an alkynyl group, and an aryl group. From the viewpoint of availability of the compound represented by the formula (I), these hydrocarbon groups have 1 to 20 carbon atoms, preferably 2 to 10 carbon atoms, and more preferably 3 to 7 carbon atoms. .
- examples of the hydrocarbon group include an allyl group, a t-butyl group, a t-amyl group, and a benzyl group.
- Specific examples of the compound represented by the formula (I) include diallyl dicarbonate, di-t-butyl dicarbonate, di-t-amyl dicarbonate, and dibenzyl dicarbonate.
- di-t-butyl dicarbonate in which R 1 and R 2 are t-butyl groups is preferable because a carboxylic acid ester can be efficiently synthesized.
- the compound represented by the formula (I) a commercially available one can be used, and one obtained by a known method can also be used. Moreover, the compound represented by Formula (I) may use 1 type, and may use 2 or more types together.
- the type and structure of the carboxylic acid used as a raw material for the carboxylic acid ester are not limited.
- the carboxylic acid can be represented as “R 3 —COOH”, and R 3 is preferably a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent.
- the hydrocarbon group may be linear, branched, or have a ring structure, and the group may contain an unsaturated bond or an ether bond.
- the term “may have a substituent” means that it may have one or more arbitrary substituents. For example, it may have one or more of the following bonds, groups and atoms. Meaning.
- hydrocarbon group contained in the carboxylic acid examples include an alkyl group, an alkenyl group, an alkynyl group, and an aryl group. From the viewpoint of easy availability of carboxylic acid, these hydrocarbon groups preferably have 1 to 30 carbon atoms, and more preferably 2 to 20 carbon atoms.
- examples of the hydrocarbon group include a vinyl group, an isopropenyl group, a t-butyl group, a hexyl group, a cyclohexyl group, and a phenyl group.
- Specific examples of the carboxylic acid include (meth) acrylic acid, pivalic acid, heptanoic acid, cyclohexanecarboxylic acid, benzoic acid, monomethyl adipate, and 6-chlorohexanoic acid.
- R 3 is more preferably a vinyl group or an isopropenyl group.
- (meth) acrylic acid is particularly preferable because of its wide range of application as a carboxylic acid ester.
- carboxylic acid a commercially available one can be used, and one obtained by a known method can also be used. Moreover, 1 type may be used for carboxylic acid, 2 or more types may be used together, and polyvalent carboxylic acid may be used.
- the amount of carboxylic acid used in the method for producing a carboxylic acid ester of the present invention is preferably from 0.1 to 10 mol, more preferably from 0.2 to 5 mol, based on 1 mol of the compound represented by the formula (I). More preferred is 5 to 2 moles.
- the amount of carboxylic acid used in the method for producing a carboxylic acid ester of the present invention is preferably from 0.1 to 10 mol, more preferably from 0.2 to 5 mol, based on 1 mol of the compound represented by the formula (I). More preferred is 5 to 2 moles.
- the type and structure of the alcohol that is a raw material for the carboxylic acid ester are not limited.
- the alcohol can be represented as “R 4 —OH”, and R 4 is preferably a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent.
- This hydrocarbon group may be linear, branched, or have a ring structure, and may contain an unsaturated bond.
- the term “may have a substituent” means that it may have one or more arbitrary substituents. For example, it may have one or more of the following bonds, groups and atoms. Meaning.
- hydrocarbon group contained in the alcohol examples include an alkyl group, an alkenyl group, an alkynyl group, and an aryl group. From the viewpoint of easy availability of alcohol, these hydrocarbon groups preferably have 1 to 30 carbon atoms, and more preferably 2 to 20 carbon atoms. Among these, the hydrocarbon group is more preferably an aryl group. Aromatic alcohol-derived carboxylic acid esters, which have conventionally been difficult to synthesize in high yields, can be easily synthesized. Therefore, the alcohol is preferably an aromatic alcohol. Specifically, for example, phenol, phenylphenol, and Examples include naphthol.
- Alcohol can use what is marketed, and can also use what was obtained by manufacturing by a publicly known method. Moreover, 1 type may be used for alcohol, 2 or more types may be used together, and a polyhydric alcohol may be used.
- the amount of alcohol used is preferably 0.1 to 10 moles, more preferably 0.2 to 5 moles, and even more preferably 0.5 to 2 moles per mole of the compound represented by the formula (I).
- the amount of alcohol used is preferably 0.1 to 10 moles, more preferably 0.2 to 5 moles, and even more preferably 0.5 to 2 moles per mole of the compound represented by the formula (I).
- the amount of alcohol used is preferably 0.1 to 10 moles, more preferably 0.2 to 5 moles, and even more preferably 0.5 to 2 moles per mole of carboxylic acid.
- the amount of alcohol used is preferably 0.1 to 10 moles, more preferably 0.2 to 5 moles, and even more preferably 0.5 to 2 moles per mole of carboxylic acid.
- the catalyst used in the method for producing a carboxylic acid ester of the present invention is a magnesium compound and an alkali metal compound. Since the solubility of the catalyst varies depending on the ligand constituting the catalyst, the catalyst can be used as a homogeneous catalyst or a heterogeneous catalyst.
- the compound represented by formula (I) is reacted with a carboxylic acid and an alcohol in the presence of a catalyst. It need only be present at at least some of the stages, and need not always be present at all stages of the reaction process.
- the requirement “in the presence of a catalyst” is satisfied if a catalyst is added to the reaction system. For example, the requirement “in the presence of the catalyst” is satisfied even if any change occurs in the catalyst during the reaction after the catalyst is added to the reaction system.
- Magnesium compounds include magnesium oxide, hydroxide salt, carbonate, bicarbonate, silicate, sulfate, ammonium sulfate, nitrate, phosphate, hydrogen phosphate, ammonium phosphate, boron Salts with inorganic acids, such as acid salts, halogenates, perhalogenates, and hydrohalides; salts with organic acids, such as carboxylates, percarboxylates, and sulfonates; acetylacetone salts, Examples thereof include complex salts such as hexafluoroacetylacetone salt, porphyrin salt, phthalocyanine salt, and cyclopentadiene salt.
- magnesium salts may be either hydrates or anhydrides and are not particularly limited. Of these, oxides, hydroxide salts, carbonates, sulfates, ammonium sulfates, nitrates, hydrohalides, carboxylates and complex salts of magnesium are preferable. More specifically, as the magnesium compound, for example, magnesium oxide, magnesium hydroxide, magnesium carbonate hydroxide (also known as basic magnesium carbonate), magnesium sulfate, ammonium magnesium sulfate, magnesium nitrate, magnesium chloride, magnesium bromide, magnesium acetate , Magnesium benzoate, magnesium (meth) acrylate, and magnesium acetylacetone.
- These magnesium compounds may be those commercially available, or those obtained by producing by a known method or the like. These may use 1 type and may use 2 or more types together.
- the amount of magnesium compound used is not particularly limited as long as a carboxylic acid ester can be produced.
- the amount of the magnesium compound used is preferably from 0.001 to 1000 mol%, more preferably from 0.005 to 500 mol%, based on the compound represented by the formula (I).
- the yield of carboxylic acid ester can be made high.
- the reason why the amount of magnesium compound used is preferably 1000 mol% or less with respect to the compound represented by formula (I) is that a dramatic improvement in effect is unlikely even if it exceeds 1000 mol%. .
- the amount of the magnesium compound used is preferably 0.001 to 1000 mol%, more preferably 0.005 to 500 mol%, still more preferably 0.01 to 250 mol%, based on the alcohol.
- the amount of the magnesium compound used is preferably 1000 mol% or less with respect to the alcohol is that a dramatic improvement in the effect is unlikely even if the amount exceeds 1000 mol%.
- Alkali metal compounds include alkali metal hydrides, oxides, hydroxide salts, carbonates, bicarbonates, sulfates, nitrates, phosphates, borates, halogenates, perhalogenates. Salts with inorganic acids such as alkoxides, hydrohalides, and thiocyanates; salts with organic acids such as alkoxide salts, carboxylates, and sulfonates; and organic bases such as amide salts and sulfonamide salts And complex salts such as acetylacetone salt, hexafluoroacetylacetone salt, porphyrin salt, phthalocyanine salt, and cyclopentadiene salt.
- alkali metal salts may be either hydrates or anhydrides and are not particularly limited. Of these, oxides, hydroxide salts, carbonates, hydrogen carbonates, hydrohalides, carboxylates, amide salts, and complex salts of alkali metals are preferable.
- the metal contained in the alkali metal compound is not particularly limited, but among metals belonging to the alkali metal, lithium, sodium, potassium, rubidium, and cesium are preferable, and lithium is more preferable because of high catalytic activity. More specifically, examples of the lithium compound include lithium oxide, lithium hydroxide, lithium carbonate, lithium fluoride, lithium chloride, lithium bromide, lithium acetate, lithium benzoate, lithium (meth) acrylate, lithium amide, Examples include lithium triflimide and lithium acetylacetone.
- alkali metal compounds commercially available ones can be used, and those obtained by producing by a known method can also be used. These may use 1 type and may use 2 or more types together.
- the amount of the alkali metal compound used is not particularly limited as long as the carboxylic acid ester can be produced.
- the amount of the alkali metal compound used is preferably from 0.001 to 1000 mol%, more preferably from 0.005 to 500 mol%, based on the compound represented by the formula (I).
- the amount of the alkali metal compound used is preferably 1000 mol% or less with respect to the compound represented by the formula (I) because it is difficult to consider a dramatic improvement in the effect even if it exceeds 1000 mol%. is there.
- the amount of the alkali metal compound used is preferably from 0.001 to 1000 mol%, more preferably from 0.005 to 500 mol%, still more preferably from 0.01 to 250 mol%, based on the alcohol.
- the amount of the alkali metal compound used is preferably 1000 mol% or less with respect to the alcohol is that a dramatic improvement in the effect cannot be considered even if it exceeds 1000 mol%.
- reaction conditions for production of carboxylic acid ester are not particularly limited, and the reaction conditions can be appropriately changed during the reaction process.
- the form of the reaction vessel is not particularly limited.
- the reaction temperature is not particularly limited, but can be ⁇ 20 to 180 ° C., preferably 0 to 100 ° C. By setting the reaction temperature to ⁇ 20 ° C. or higher, the reaction can proceed efficiently. By setting the reaction temperature to 180 ° C. or less, the amount of by-products and coloring of the reaction solution can be suppressed.
- the reaction time is not particularly limited, but can be, for example, 0.5 to 72 hours, and preferably 2 to 48 hours. By setting the reaction time to 0.5 hours or longer, the reaction can sufficiently proceed. The reason why the reaction time can be set to 72 hours or less is that a dramatic improvement in the effect cannot be considered even if the reaction time exceeds 72 hours.
- the reaction atmosphere is not particularly limited.
- the reaction pressure is not particularly limited.
- the production of the carboxylic acid ester of the present invention can be carried out without solvent (without using a solvent). If the viscosity of the reaction solution is high, a solvent can be used as necessary.
- the type of the solvent is not particularly limited, and can be, for example, an organic compound having 1 to 25 carbon atoms, and can be appropriately selected according to the reaction conditions.
- As the solvent for example, tetrahydrofuran can be used. 1 type may be sufficient as a solvent and 2 or more types of mixed solvents may be sufficient as it.
- the amount of the solvent used is not limited and can be appropriately selected.
- the raw material used in the reaction compound represented by formula (I), carboxylic acid, alcohol), catalyst, and, if necessary, the method of introducing the solvent into the reaction vessel. May be introduced at a time, some or all of the raw materials may be introduced stepwise, and some or all of the raw materials may be introduced continuously. Moreover, the introduction method which combined these methods may be sufficient.
- the carboxylic acid used in the method for producing a carboxylic acid ester of the present invention is (meth) acrylic acid
- a (meth) acrylic acid ester is generated. Since (meth) acrylic acid and (meth) acrylic acid ester are easily polymerized compounds, a polymerization inhibitor may be added in advance in order to prevent polymerization.
- the timing at which the polymerization inhibitor is added is also not particularly limited, and it is preferably added at the start of the reaction from the viewpoint of ease of operation.
- the type of the polymerization inhibitor to be used is not particularly limited, and for example, a known polymerization inhibitor such as 2,2,6,6-tetramethylpiperidine 1-oxyl free radical can be used. These may use 1 type and may use 2 or more types together.
- the amount of the polymerization inhibitor used is preferably 0.001 to 0.5 parts by mass, and 0.01 to 0.1 parts by mass with respect to 100 parts by mass of (meth) acrylic acid or (meth) acrylic acid ester. More preferably, it is a part.
- a gas containing oxygen such as air may be blown. The amount of the gas blown can be appropriately selected according to the reaction conditions.
- the obtained carboxylic acid ester can be used in the next reaction as it is, or can be purified as necessary.
- the purification conditions are not particularly limited, and the purification conditions can be appropriately changed depending on the reaction process and the completion of the reaction.
- the carboxylic acid ester can be purified from the resulting reaction mixture by methods such as vacuum distillation, chromatography, and recrystallization. These purification methods can be performed alone or in combination.
- the storage container for the obtained carboxylic acid ester is not particularly limited, and for example, a glass container, a resin container, a metal container, and the like can be used.
- Di-t-butyl dicarbonate used in the following Examples and Comparative Examples is a compound having a purity of 98% by mass manufactured by Tokyo Chemical Industry Co., Ltd., and R 1 and R 2 in the formula (I) are C (CH 3 3 ).
- Tetrahydrofuran (hereinafter abbreviated as “THF”) is a special grade (water content 0.05% or less) manufactured by Kanto Chemical Co., Inc.
- the measuring method of the yield of a product is as follows.
- Amount of catalyst added (mol%) (C 1 / R 1 ) ⁇ 100 (2) C 1 : amount of catalyst used (mmole) R 1 : substance amount of alcohol used (mmol).
- Example 1 In a 100 mL eggplant-shaped flask, phenol 10.000 g (106.26 mmol), methacrylic acid 9.148 g (106.26 mmol), di-t-butyl dicarbonate 23.664 g (106.26 mmol), lithium hydroxide 0.018 g (0.43 mmol, 0.4 mol%) of monohydrate and 0.024 g (0.11 mmol, 0.1 mol%) of acetylacetone magnesium were sequentially added, and the reaction was allowed to proceed at 25 ° C. with stirring. To produce phenyl methacrylate. Table 1 shows the reaction results after 5 hours from the start of the reaction.
- Example 2 to 14 As a catalyst, phenyl methacrylate was produced in the same manner as in Example 1 except that an alkali metal compound (0.4 mol%) of the type shown in Table 1 was used instead of lithium hydroxide monohydrate. Table 1 shows the reaction results after 5 hours from the start of the reaction.
- Example 20 to 31 instead of acetylacetone magnesium, the types and amounts of magnesium compounds shown in Table 3 (0.05 mol% to 0.5 mol%) were used, and the amounts of lithium hydroxide monohydrate (0.2 mol%) shown in Table 3 were used. Phenyl methacrylate was produced in the same manner as in Example 1, except that ⁇ 2.0 mol%) was used. Table 3 shows the reaction results after 5 hours or 24 hours from the start of the reaction.
- Example 32 In a 100 mL eggplant flask, phenol 10.000 g (106.26 mmol), acrylic acid 7.657 g (106.26 mmol), di-t-butyl dicarbonate 23.664 g (106.26 mmol), lithium bromide 0.046 g (0.53 mmol, 0.5 mol%) and magnesium sulfate 0.064 g (0.53 mmol, 0.5 mol%) were sequentially added, and the reaction was carried out at 25 ° C. with stirring. Phenyl was produced. Table 4 shows the reaction results 24 hours after the start of the reaction.
- Example 36 In a 1 L eggplant-shaped flask, 153.370 g (1629.69 mmol) of phenol, 140.300 g (1629.69 mmol) of methacrylic acid, 362.938 g (1629.69 mmol) of di-t-butyl dicarbonate, lithium hydroxide Sequentially add 0.027 g (0.65 mmol, 0.04 mol%) of monohydrate and 0.010 g (0.16 mmol, 0.01 mol%) of magnesium hydroxide and react at 25 ° C. with stirring. And phenyl methacrylate was produced. Table 5 shows the reaction results 48 hours after the start of the reaction.
- Examples 37 to 62 Using the raw materials, catalysts, and solvents described in Tables 5 to 7, the conditions described in the same table were changed, and the same operations as in Example 36 were performed except that a small eggplant flask was used. Manufactured. The reaction results are shown in the same table.
- the carboxylic acid ester can be obtained more efficiently and economically than the conventional method.
- the carboxylic acid ester can be obtained in a high yield under mild reaction conditions.
- the carboxylic acid ester production method of the present invention can use various carboxylic acids and alcohols as raw materials, and the generality of the substrate is significantly wider than that of the conventional method.
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Abstract
Description
本発明のカルボン酸エステルの製造方法において、原料として式(I)で表される化合物が使用される。なお、式(I)で表される化合物は、反応によってその化合物由来の成分を含む中間体を生成するが、最終的に得られるカルボン酸エステルには、その化合物由来の成分は含まれない。
本発明のカルボン酸エステルの製造方法において、カルボン酸エステルの原料となるカルボン酸の種類および構造は限定されない。例えば、カルボン酸は、「R3-COOH」と表すことができ、R3は置換基を有していてもよい炭素数1~30の炭化水素基であることが好ましい。この炭化水素基は、直鎖状でも、分岐状でも、あるいは環構造を有してもよく、またその基中に不飽和結合あるいはエーテル結合を含んでいてもよい。置換基を有していてもよいとは、任意の置換基を1つ以上有してもよいという意味であり、例えば、以下の結合、基および原子などを1つ以上有してもよいという意味である。エステル結合、アミド結合、エーテル結合、スルフィド結合、ジスルフィド結合、ウレタン結合、ニトロ基、シアノ基、ケトン基、ホルミル基、アセタール基、チオアセタール基、スルホニル基、ハロゲン、ケイ素、リンなど。
本発明のカルボン酸エステルの製造方法において、カルボン酸エステルの原料となるアルコールの種類および構造は限定されない。例えば、アルコールは、「R4-OH」と表すことができ、R4は置換基を有していてもよい炭素数1~30の炭化水素基であることが好ましい。この炭化水素基は直鎖状でも、分岐状でも、あるいは環構造を有してもよく、またその基中に不飽和結合を含んでいてもよい。置換基を有していてもよいとは、任意の置換基を1つ以上有してもよいという意味であり、例えば、以下の結合、基および原子などを1つ以上有してもよいという意味である。エステル結合、アミド結合、エーテル結合、スルフィド結合、ジスルフィド結合、ウレタン結合、ニトロ基、シアノ基、ケトン基、ホルミル基、アセタール基、チオアセタール基、スルホニル基、ハロゲン、ケイ素、リンなど。
本発明のカルボン酸エステルの製造方法において使用される触媒は、マグネシウム化合物およびアルカリ金属化合物である。当該触媒を構成する配位子によって、当該触媒の溶解性が変わるため、当該触媒は、均一系触媒として用いることもでき、不均一系触媒として用いることもできる。
マグネシウム化合物としては、マグネシウムの、酸化物、水酸化物塩、炭酸塩、炭酸水素塩、ケイ酸塩、硫酸塩、硫酸アンモニウム塩、硝酸塩、リン酸塩、リン酸水素塩、リン酸アンモニウム塩、ホウ酸塩、ハロゲン酸塩、過ハロゲン酸塩、およびハロゲン化水素酸塩などの無機酸との塩;カルボン酸塩、過カルボン酸塩、およびスルホン酸塩などの有機酸との塩;アセチルアセトン塩、ヘキサフルオロアセチルアセトン塩、ポルフィリン塩、フタロシアニン塩、およびシクロペンタジエン塩などの錯塩が挙げられる。これらのマグネシウム塩は、水和物および無水物のいずれでもよく、特に限定されない。そのなかでも、マグネシウムの、酸化物、水酸化物塩、炭酸塩、硫酸塩、硫酸アンモニウム塩、硝酸塩、ハロゲン化水素酸塩、カルボン酸塩、および錯塩が好ましい。マグネシウム化合物としては、より詳細には、例えば、酸化マグネシウム、水酸化マグネシウム、炭酸水酸化マグネシウム(別名:塩基性炭酸マグネシウム)、硫酸マグネシウム、硫酸アンモニウムマグネシウム、硝酸マグネシウム、塩化マグネシウム、臭化マグネシウム、酢酸マグネシウム、安息香酸マグネシウム、(メタ)アクリル酸マグネシウム、およびアセチルアセトンマグネシウムが挙げられる。
アルカリ金属化合物としては、アルカリ金属の、水素化塩、酸化物、水酸化物塩、炭酸塩、炭酸水素塩、硫酸塩、硝酸塩、リン酸塩、ホウ酸塩、ハロゲン酸塩、過ハロゲン酸塩、ハロゲン化水素酸塩、およびチオシアン酸塩などの無機酸との塩;アルコキシド塩、カルボン酸塩、およびスルホン酸塩などの有機酸との塩;アミド塩、およびスルホンアミド塩などの有機塩基との塩;アセチルアセトン塩、ヘキサフルオロアセチルアセトン塩、ポルフィリン塩、フタロシアニン塩、シクロペンタジエン塩などの錯塩が挙げられる。これらのアルカリ金属塩は、水和物および無水物のいずれでもよく、特に限定されない。そのなかでも、アルカリ金属の、酸化物、水酸化物塩、炭酸塩、炭酸水素塩、ハロゲン化水素酸塩、カルボン酸塩、アミド塩、および錯塩が好ましい。
本発明のカルボン酸エステルの製造方法における反応条件は、特には限定されず、反応過程で反応条件を適宜変更することもできる。
本発明のカルボン酸エステルの製造方法で得られる生成物は、例えば「R3COOR4」と表すことができ、R3とR4は、カルボン酸の説明の欄とアルコールの説明の欄において記載した通りである。
P1:生成したカルボン酸エステルの物質量(ミリモル)
R1:使用したアルコールの物質量(ミリモル)。
C1:使用した触媒の物質量(ミリモル)
R1:使用したアルコールの物質量(ミリモル)。
容量100mLのナスフラスコ内にフェノール10.000g(106.26ミリモル)、メタクリル酸9.148g(106.26ミリモル)、二炭酸ジ-t-ブチル23.664g(106.26ミリモル)、水酸化リチウム一水和物0.018g(0.43ミリモル、0.4モル%)、およびアセチルアセトンマグネシウム0.024g(0.11ミリモル、0.1モル%)を順次加え、撹拌下、25℃で反応を行い、メタクリル酸フェニルを製造した。反応開始から5時間後における反応結果を表1に示す。
触媒として、水酸化リチウム一水和物の代わりに表1に示す種類のアルカリ金属化合物(0.4モル%)を用いたこと以外は実施例1と同様にして、メタクリル酸フェニルを製造した。反応開始から5時間後における反応結果を表1に示す。
水酸化リチウム一水和物を用いないこと以外は実施例1と同様にして、メタクリル酸フェニルを製造した。反応開始から5時間後における反応結果を表1に示す。
アセチルアセトンマグネシウムを用いないこと以外は実施例1と同様にして、メタクリル酸フェニルを製造しようとした。反応開始から5時間後における反応結果を表1に示す。
水酸化リチウム一水和物の添加量を2.0モル%にしたこと以外は比較例2と同様にして、メタクリル酸フェニルを製造しようとした。反応開始から24時間後における反応結果を表1に示す。
水酸化リチウム一水和物の代わりに表1に示す種類と量のアルカリ金属化合物(1.0モル%または2.0モル%)を用いたこと以外は比較例2と同様にして、メタクリル酸フェニルを製造しようとした。反応開始から24時間後における反応結果を表1に示す。
表2に示す量の水酸化リチウム一水和物(0.1モル%~2.0モル%)を用いたこと以外は実施例1と同様にして、メタクリル酸フェニルを製造した。反応開始から5時間後または24時間後における反応結果を表2に示す。
アセチルアセトンマグネシウムの代わりに表3に示す種類と量のマグネシウム化合物(0.05モル%~0.5モル%)を用い、表3に示す量の水酸化リチウム一水和物(0.2モル%~2.0モル%)を用いたこと以外は実施例1と同様にして、メタクリル酸フェニルを製造した。反応開始から5時間後または24時間後における反応結果を表3に示す。
水酸化リチウム一水和物を用いないこと以外は実施例20~31と同様にして、メタクリル酸フェニルを製造または製造しようとした。反応開始から5時間後または24時間後における反応結果を表3に示す。
容量100mLのナスフラスコ内にフェノール10.000g(106.26ミリモル)、アクリル酸7.657g(106.26ミリモル)、二炭酸ジ-t-ブチル23.664g(106.26ミリモル)、臭化リチウム0.046g(0.53ミリモル、0.5モル%)、および硫酸マグネシウム0.064g(0.53ミリモル、0.5モル%)を順次加え、撹拌下、25℃で反応を行い、アクリル酸フェニルを製造した。反応開始から24時間後における反応結果を表4に示す。
臭化リチウムの代わりに表4に示す種類のアルカリ金属化合物(0.5モル%)を用いたこと以外は実施例32と同様にして、アクリル酸フェニルを製造した。反応開始から24時間後における反応結果を表4に示す。
臭化リチウムを用いないこと以外は実施例32と同様にして、アクリル酸フェニルを製造しようとした。反応開始から24時間後における反応結果を表4に示す。
硫酸マグネシウムを用いないこと以外は、実施例32と同様にして、アクリル酸フェニルを製造しようとした。反応開始から24時間後における反応結果を表4に示す。
容量1Lのナスフラスコ内にフェノール153.370g(1629.69ミリモル)、メタクリル酸140.300g(1629.69ミリモル)、二炭酸ジ-t-ブチル362.938g(1629.69ミリモル)、水酸化リチウム一水和物0.027g(0.65ミリモル、0.04モル%)、および水酸化マグネシウム0.010g(0.16ミリモル、0.01モル%)を順次加え、撹拌下、25℃で反応を行い、メタクリル酸フェニルを製造した。反応開始から48時間後における反応結果を表5に示す。
表5~7に記載の原料、触媒、溶媒を用いて同表に記載の条件に変更し、適宜、小さなナスフラスコを用いたこと以外は実施例36と同様の操作を行い、カルボン酸エステルを製造した。反応結果を同表に示す。
Claims (7)
- 前記アルカリ金属化合物を構成する金属がリチウムである、請求項1に記載のカルボン酸エステルの製造方法。
- 前記式(I)で表される化合物が二炭酸ジ-t-ブチルである、請求項1または2に記載のカルボン酸エステルの製造方法。
- 前記カルボン酸が(メタ)アクリル酸である、請求項1~3のいずれか一項に記載のカルボン酸エステルの製造方法。
- 前記アルコールが芳香族アルコールである、請求項1~4のいずれか一項に記載のカルボン酸エステルの製造方法。
- 前記式(I)で表される化合物1モル当たり、前記カルボン酸エステル0.1~10モル、前記アルコール0.1~10モルを反応させる、請求項1~5のいずれか一項に記載のカルボン酸エステルの製造方法。
- 前記アルコールに対して、前記マグネシウム化合物0.001~1000モル%、前記アルカリ金属化合物0.001~1000モル%の存在下で反応させる、請求項1~6のいずれか一項に記載のカルボン酸エステルの製造方法。
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017090581A1 (ja) * | 2015-11-26 | 2017-06-01 | 三菱レイヨン株式会社 | カルボン酸チオエステルの製造方法 |
JP2017222637A (ja) * | 2016-06-10 | 2017-12-21 | 三菱ケミカル株式会社 | 光学活性カルボン酸エステルの製造方法 |
JP2018154619A (ja) * | 2017-03-16 | 2018-10-04 | 三菱ケミカル株式会社 | (メタ)アクリル酸エステルの製造方法 |
JP2021024916A (ja) * | 2019-08-01 | 2021-02-22 | 三菱ケミカル株式会社 | ポリエステル系樹脂の製造方法 |
JP2021024915A (ja) * | 2019-08-01 | 2021-02-22 | 三菱ケミカル株式会社 | ポリエステル系樹脂の製造方法 |
JP2021024914A (ja) * | 2019-08-01 | 2021-02-22 | 三菱ケミカル株式会社 | ポリエステル系樹脂の製造方法 |
JP2021088526A (ja) * | 2019-12-04 | 2021-06-10 | 三菱ケミカル株式会社 | (メタ)アクリル酸エステルの製造方法 |
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EP3571181A1 (de) | 2017-01-20 | 2019-11-27 | Evonik Röhm GmbH | Lagerstabiles glycerin(meth)acrylatcarbonsäureester |
EP3611155A1 (en) * | 2018-08-16 | 2020-02-19 | Evonik Operations GmbH | Preparation of (meth)acrylic acid esters |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50149612A (ja) * | 1974-05-25 | 1975-11-29 | ||
JPH07133252A (ja) * | 1993-10-21 | 1995-05-23 | Nippon Oil & Fats Co Ltd | 第三級アルコールのメタクリル酸エステルの製造法 |
JP2006063035A (ja) * | 2004-08-27 | 2006-03-09 | Hironori Takahata | カルボン酸類の新規なエステル化方法 |
JP2006335715A (ja) * | 2005-06-03 | 2006-12-14 | Tosoh Corp | 高品質ビニル安息香酸−第3級ブチルエステル及びその製造方法 |
WO2015186787A1 (ja) * | 2014-06-04 | 2015-12-10 | 三菱レイヨン株式会社 | カルボン酸無水物の製造方法およびカルボン酸エステルの製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010090258A1 (ja) * | 2009-02-05 | 2010-08-12 | 三菱レイヨン株式会社 | (メタ)アクリル酸エステルの製造方法 |
HU230744B1 (hu) * | 2012-11-30 | 2018-01-29 | CHINOIN Gyógyszer és Vegyészeti Termékek Gyára Zrt. | Új eljárás travoprost előállítására |
-
2015
- 2015-12-11 KR KR1020177007704A patent/KR102478883B1/ko active IP Right Grant
- 2015-12-11 EP EP15869904.1A patent/EP3235801B1/en active Active
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- 2015-12-11 JP JP2015562223A patent/JP6597312B2/ja active Active
- 2015-12-11 CN CN201580049418.4A patent/CN107074719B/zh active Active
- 2015-12-11 WO PCT/JP2015/084794 patent/WO2016098699A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50149612A (ja) * | 1974-05-25 | 1975-11-29 | ||
JPH07133252A (ja) * | 1993-10-21 | 1995-05-23 | Nippon Oil & Fats Co Ltd | 第三級アルコールのメタクリル酸エステルの製造法 |
JP2006063035A (ja) * | 2004-08-27 | 2006-03-09 | Hironori Takahata | カルボン酸類の新規なエステル化方法 |
JP2006335715A (ja) * | 2005-06-03 | 2006-12-14 | Tosoh Corp | 高品質ビニル安息香酸−第3級ブチルエステル及びその製造方法 |
WO2015186787A1 (ja) * | 2014-06-04 | 2015-12-10 | 三菱レイヨン株式会社 | カルボン酸無水物の製造方法およびカルボン酸エステルの製造方法 |
Non-Patent Citations (3)
Title |
---|
GIUSEPPE BARTOLI ET AL.: "Reaction of dicarbonates with carboxylic acids catalyzed by weak lewis acids: general method for the Synthesis of Anhydrides and Esters", SYNTHESIS, 2007, pages 3489 - 3496, XP055070641, DOI: doi:10.1055/s-2007-990812 * |
L. GOOSSEN ET AL.: "Lewis Acids as Highly Efficient Catalysts for the Decarboxylative Esterification of Carboxylic Acids with Dialkyl Dicarbonates", ADV. SYNTH. CATAL., vol. 345, 2003, pages 943 - 947, XP009109422, DOI: doi:10.1002/adsc.200303040 * |
See also references of EP3235801A4 * |
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US10421705B2 (en) | 2019-09-24 |
JPWO2016098699A1 (ja) | 2017-11-02 |
JP6597312B2 (ja) | 2019-10-30 |
CN107074719A (zh) | 2017-08-18 |
EP3235801A1 (en) | 2017-10-25 |
CN107074719B (zh) | 2021-05-07 |
US20180354885A1 (en) | 2018-12-13 |
KR20170094118A (ko) | 2017-08-17 |
EP3235801A4 (en) | 2017-12-06 |
KR102478883B1 (ko) | 2022-12-19 |
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