WO2014103850A1 - オキシムの製造方法 - Google Patents
オキシムの製造方法 Download PDFInfo
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- WO2014103850A1 WO2014103850A1 PCT/JP2013/084002 JP2013084002W WO2014103850A1 WO 2014103850 A1 WO2014103850 A1 WO 2014103850A1 JP 2013084002 W JP2013084002 W JP 2013084002W WO 2014103850 A1 WO2014103850 A1 WO 2014103850A1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C249/00—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton
- C07C249/04—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton of oximes
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/04—Preparation of lactams from or via oximes by Beckmann rearrangement
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
Definitions
- an oxime represented by the formula (II) described below [hereinafter sometimes referred to as an oxime compound (II). ] About the method of manufacturing.
- Oxime is useful as a raw material for lactam, and as a raw material for synthetic fibers.
- a method for producing the oxime compound (II) for example, International Publication No. 2005/009613 discloses that a primary amine is oxygenated in the presence of a hydrazyl radical or a hydrazine compound and an oxidation accelerator such as titanium oxide. A method of oxidizing by is described.
- an object of the present invention is to provide a method for producing the oxime compound (II) with a good selectivity.
- this invention consists of the following structures.
- a layered silicate the following formula (I) [Wherein, R 1 and R 2 each independently represent a hydrogen atom, an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group (provided that R 1 and R 2 are both Or R 1 and R 2 form an alicyclic hydrocarbon group having 3 to 12 carbon atoms which may be substituted together with the carbon atom to which R 1 and R 2 are bonded.
- the amine represented by formula (II) (hereinafter sometimes referred to as amine compound (I)) is oxidized with oxygen.
- R 1 and R 2 each have the same meaning as described above.
- (2) The production method according to (1), wherein the layered silicate is smectite.
- (3) The layered silicate is a hydrogen ion, an ammonium ion, a quaternary ammonium ion, a cation of a Group 4 metal element, a cation of a Group 5 metal element, a cation of a Group 6 metal element, germanium Group consisting of ions, positively charged Group 4 metal element oxides, positively charged Group 5 metal element oxides, positively charged Group 6 metal element oxides and positively charged germanium oxide
- the manufacturing method as described in said (1) or (2) containing at least 1 type chosen from more.
- the layered silicate is at least one selected from the group consisting of group 4 metal element cations, germanium ions, positively charged group 4 metal element oxides, and positively charged germanium oxide.
- the layered silicate contains at least one selected from the group consisting of titanium ions, germanium ions, positively charged titanium oxide and positively charged germanium oxide. The manufacturing method as described.
- the layered silicate further includes a cation of a Group 8 metal element, a cation of a Group 9 metal element, a cation of a Group 10 metal element, a cation of a Group 11 metal element, Group metal element cations, Group 13 metal element cations, positively charged Group 8 metal element oxides, positively charged Group 9 metal element oxides, positively charged Group 10 metal elements Oxides of elements, positively charged Group 11 metal element oxides, positively charged Group 12 metal element oxides, positively charged Group 13 metal element oxides and positively charged silicon 6.
- the production method according to any one of (3) to (5), which contains at least one selected from the group consisting of oxides.
- the oxime compound (II) can be produced with good selectivity by oxidizing the amine compound (I) with oxygen.
- the oxime compound (II) is produced by oxidizing the amine compound (I) with oxygen in the presence of the layered silicate.
- R 1 and R 2 each independently represent a hydrogen atom, an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group. When represented, R 1 and R 2 are not both hydrogen atoms.
- “optionally substituted” means a hydrocarbon group or heterocyclic group in which part or all of the hydrogen atoms in the hydrocarbon group or heterocyclic group may be substituted with a substituent.
- examples of the hydrocarbon group include an alkyl group, an alkenyl group, an alkynyl group, a cycloalkyl group, a cycloalkenyl group, and an aryl group.
- an alkyl group having 1 to 24 carbon atoms is preferable.
- the alkenyl group is preferably an alkenyl group having 2 to 24 carbon atoms, such as a vinyl group, an allyl group, a 2-methylallyl group, an isopropenyl group, a 1-propenyl group, a 1-butenyl group, a 2-butenyl group, 3 -Butenyl group, 1-methyl-1-propenyl group, 1-methyl-2-propenyl group, 2-methyl-1-propenyl group, 2-methyl-2-propenyl group, 1-pentenyl group, 2-pentenyl group, 3-pentenyl group, 4-pentenyl group, 1-methyl-1-butenyl group, 2-methyl-1-butenyl group, 3-methyl-1-butenyl group, 1-methyl-2-butenyl group, 2-methyl- 2-butenyl group, 3-methyl-2-butenyl group, 1-hexenyl group, 2-hexenyl group, 3-hexenyl group, 4-hexenyl group, 5-hexen
- the alkynyl group is preferably an alkynyl group having 2 to 24 carbon atoms.
- the cycloalkyl group is preferably a cycloalkyl group having 3 to 8 carbon atoms, and examples thereof include a cyclopropyl group, a cyclobutyl group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, and a cyclooctyl group.
- the cycloalkenyl group is preferably a cycloalkenyl group having 3 to 8 carbon atoms, and examples thereof include a cyclopropenyl group, a cyclobutenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, and a cyclooctenyl group.
- aryl group examples include a phenyl group, a naphthyl group, an anthracenyl group, a phenanthryl group, a tolyl group, and a xylyl group.
- the hydrocarbon group is an alkyl group, alkenyl group or alkynyl group
- substituents include halogen atoms such as fluorine, chlorine and bromine; cyclopropyl group, 1-methylcyclopropyl group, cyclobutyl group, cyclopentyl group, A cycloalkyl group having 3 to 6 carbon atoms such as 1-methylcyclopentyl group, cyclohexyl group; methoxy group, ethoxy group, propoxy group, isopropoxy group, butoxy group, s-butoxy group, isobutoxy group, t-butoxy group, etc.
- R 1 and R 2 when the hydrocarbon group is a cycloalkyl group, a cycloalkenyl group or an aryl group, examples of the substituent include the halogen atom described above, a cycloalkyl group having 3 to 6 carbon atoms, and a carbon number Is an alkoxy group having 1 to 4 carbon atoms, a thioalkoxy group having 1 to 4 carbon atoms, an alkenyloxy group having 3 to 4 carbon atoms, an aralkyloxy group having 7 to 20 carbon atoms, an aryl group having 6 to 18 carbon atoms , Aryloxy group, alkanoyl group having 2 to 7 carbon atoms, allyloyl group having 7 to 19 carbon atoms, alkoxycarbonyl group having 1 to 6 carbon atoms, methyl group, ethyl group, propyl group, isopropyl group, butyl Group, isobutyl group, s-butyl group
- examples of the heterocyclic group include a heteroaryl group and a heteroaralkyl group.
- the heteroaryl group is preferably a heteroaryl group having 3 to 9 carbon atoms, and examples thereof include a pyridyl group, a quinonyl group, a pyrrolyl group, an imidazolyl group, a furyl group, an indolyl group, a thienyl group, and an oxazolyl group.
- the heteroaralkyl group is preferably a heteroaralkyl group having 5 to 10 carbon atoms, and examples thereof include a pyridylmethyl group, a quinolylmethyl group, an indolylmethyl group, a furylmethyl group, and a pyrrolylmethyl group.
- R 1 and R 2 are heterocyclic groups
- the substituent is, for example, the above-described halogen atom, a cycloalkyl group having 3 to 6 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, or 1 to 4 carbon atoms.
- Thioalkoxy group alkenyloxy group having 3 to 4 carbon atoms, aralkyloxy group having 7 to 20 carbon atoms, aryl group having 6 to 18 carbon atoms, aryloxy group, alkanoyl group having 2 to 7 carbon atoms
- 20 aralkyl groups alkoxycarbonyl group having 1 to 6 carbon atoms, an alkyl group having 1 to 6 carbon atoms, an alkenyl group having 2 to 6 carbon atoms, and 7 to 7 carbon atoms.
- 20 aralkyl groups alkoxycarbonyl group having 1 to 6 carbon atoms, an alkyl group having 1 to 6 carbon atoms, an alkenyl group having 2 to
- the amine compound (I) is, for example, methylamine, ethylamine, n -Propylamine, isopropylamine, n-butylamine, isobutylamine, s-butylamine, t-butylamine, pentylamine, hexylamine, heptylamine, octylamine, nonylamine, decylamine, undecylamine, dodecylamine, tridecylamine, tetra Decylamine, pentadecylamine, hexadecylamine, heptadecylamine, octadecylamine, nonadecylamine, icosylamine, eicosylamine, henecosylamine, heneicosylamine, docosylamine, tricosylamine,
- R 1 and R 2 form an alicyclic hydrocarbon group having 3 to 12 carbon atoms which may be substituted together with the carbon atom to which R 1 and R 2 are bonded.
- the carbon number is preferably 6-12.
- the alicyclic hydrocarbon group having 3 to 12 carbon atoms means a 3 to 12-membered alicyclic hydrocarbon group, and “optionally substituted” means the alicyclic hydrocarbon group. This means an alicyclic hydrocarbon group in which part or all of the hydrogen atoms in the methylene group in the group may be substituted with other substituents. When it is substituted with another substituent, the carbon number of the substituent is not included in the above carbon number.
- the amine compound (I) is, for example, , Cyclohexylamine, cyclooctylamine, cyclopentylamine, cycloheptylamine, cyclododecylamine, 2-methylcyclohexylamine, 4-methylcyclohexylamine and the like.
- cyclohexylamine is preferable.
- the cyclohexylamine may be obtained, for example, by hydrogenating aniline, nitrobenzene, nitrocyclohexane, or the like, or obtained by amination reaction of cyclohexene or cyclohexanol with ammonia. May be.
- an oxygen-containing gas as the oxygen source of oxygen used for the oxidation.
- the oxygen-containing gas may be, for example, air, pure oxygen, or air or pure oxygen diluted with an inert gas such as nitrogen, argon, or helium. Good. Further, oxygen-enriched air obtained by adding pure oxygen to air can also be used. When an oxygen-containing gas is used, the oxygen concentration is preferably 1 to 30% by volume.
- the layered silicate may be a natural product, a synthetic product synthesized artificially, or a mixture thereof.
- Examples of the synthetic method include a hydrothermal synthesis reaction method, a solid phase reaction method, and a melt synthesis method.
- Examples of the layered silicate include smectites such as montmorillonite, saponite, beidellite, nontronite, soconite, stevensite, hectorite, vorconscoite, and swinoldite; vermiculite; muscovite, phlogopite, iron mica, Mica such as East Knight, Siderophyrite Tetraferri Iron Mica, Polyricionite, Celadon Stone, Iron Celadon Stone, Iron Alumino Ceradon Stone, Alumino Ceradon Stone, Tobe Mica, Paragonite, etc .; Clintnite, Bite Mica, Pearl Mica, etc.
- Brittle mica a white silicate
- talc pyrophyllite
- antigorite, chrysotile, serpentine, such as lizardite; and the like can also be used two or more thereof as needed.
- smectite is preferable in terms of selectivity of the oxime compound (II) to be obtained.
- the layered silicate may be used in the form of a clay mineral containing a layered silicate.
- the clay mineral containing a layered silicate include bentonite, acid clay, and activated clay.
- Clay minerals containing montmorillonite such as The layered silicate may be used after being fired, and the firing temperature is preferably 150 to 600 ° C., and the firing time is preferably 0.1 to 100 hours.
- the layered silicate preferably contains a cation between layers, and the cation includes a hydrogen ion, an ammonium ion, a quaternary ammonium ion, an alkali metal cation, an alkaline earth metal element.
- the cation in the layered silicate containing a cation between layers among others, hydrogen ion, ammonium ion, quaternary ammonium ion, cation of Group 4 metal element, cation of Group 5 metal element, Group 6 metal element cations, germanium ions, positively charged Group 4 metal element oxides, positively charged Group 5 metal element oxides, positively charged Group 6 metal element oxides and At least one selected from the group consisting of positively charged germanium oxide is preferable, hydrogen ion, ammonium ion, quaternary ammonium ion, group 4 metal element cation, germanium ion, positively charged group 4 metal element And at least one selected from the group consisting of positively charged germanium oxide and hydrogen ions, group 4 metal element positive ions.
- the Group 4 metal element include titanium and zirconium.
- Examples of the Group 5 metal element include vanadium, niobium, and tantalum.
- Examples of the Group 6 metal element include chromium, molybdenum, tungsten, and the like.
- a layered silicate containing at least one selected from the group consisting of titanium ions, germanium ions, positively charged titanium oxide and positively charged germanium oxide is used as the layered silicate.
- the method of the present invention is advantageously employed.
- Examples of the layered silicate include hydrogen ion, ammonium ion, quaternary ammonium ion, group 4 metal element cation, group 5 metal element cation, group 6 metal element cation, germanium ion, Selected from the group consisting of positively charged Group 4 metal element oxides, positively charged Group 5 metal element oxides, positively charged Group 6 metal element oxides, and positively charged germanium oxide
- Layered silicate containing bets can be suitably used.
- group 4 metal element cations, group 5 metal element cations, group 6 metal element cations, germanium ions, positively charged group 4 metal element oxides, positively charged group cations At least one selected from the group consisting of oxides of Group 5 metal elements, positively charged Group 6 metal element oxides and positively charged germanium oxide, Group 8 metal elements, Group 9 metal elements, Group 10 metal element, Group 11 metal element, Group 12 metal element, Group 13 metal element, Group 8 metal element compound, Group 9 metal element compound, Group 10 metal element compound, Group 11 metal element compound
- a layered silicate containing at least one selected from the group consisting of a group 12 metal element compound, a group 13 metal element compound, and a positively charged silicon oxide is preferable.
- Group 8 metal element, Group 9 metal element, Group 10 metal element, Group 11 metal element, Group 12 metal element or Group 13 metal element may be included between the layers as cations or metal It may be supported on the layered silicate as a simple substance.
- Group 8 metal element compound, Group 9 metal element compound, Group 10 metal element compound, Group 11 metal element compound, Group 12 metal element compound or Group 13 metal element compound are positively charged metal elements. It may be contained between the layers as an oxide, or may be supported on a layered silicate as a metal compound.
- Examples of the Group 8 metal element include ruthenium.
- Examples of the Group 9 metal element include iridium.
- Examples of the Group 10 metal element include nickel, palladium, platinum, and the like.
- Examples of the Group 11 metal element include silver and gold.
- Group 12 metal element is zinc.
- Examples of the Group 13 metal element include aluminum.
- Group 8 metal element, Group 9 metal element, Group 10 metal element, Group 11 metal element, Group 12 metal element, Group 13 metal element, Group 8 metal element compound, Group 9 metal element As at least one selected from the group consisting of a compound, a Group 10 metal element compound, a Group 11 metal element compound, a Group 12 metal element compound, a Group 13 metal element compound, and a positively charged silicon oxide, Group 8 metal element cation, Group 9 metal element cation, Group 10 metal element cation, Group 11 metal element cation, Group 12 metal element cation, Group 13 metal element cation Cation, positively charged Group 8 metal element oxide, positively charged Group 9 metal element oxide, positively charged Group 10 metal element oxide, positively charged Group 11 metal Elemental oxides, positively charged group 12 metal elements Compound, at least one is preferably selected from the group consisting of oxides of oxides and positively charged silicon positively charged Group 13 metal element.
- the smectite preferably used in the present invention is a tetrahedral sheet composed of a cation and oxygen and an octahedral sheet composed of a cation and oxygen or hydroxide to form a negatively charged unit layer.
- a layered compound in which a cation is present between the unit layers and generally has the following formula (A)
- X represents at least one selected from the group consisting of K + , Na + , 1 / 2Ca 2+ and 1 / 2Mg 2+
- Y 1 represents Mg 2+ , Fe 2+ , Mn 2+ , Ni 2+ and Zn 2+
- Y 2 represents at least one selected from the group consisting of Li + , Al 3+ , Fe 3+ , Mn 3+ and Cr 3+
- Z represents a group consisting of Si and Al It represents at least one selected (except when Z is only Al), and n ⁇ 0.
- X represents a cation between layers
- Y 1 and Y 2 represent a cation of an octahedral sheet
- Z represents a cation of a tetrahedral sheet.
- montmorillonite saponite, stevensite, and hectorite among smectites in terms of selectivity of the oxime compound (II) to be obtained.
- the montmorillonite preferably used in the present invention has a 2: 1 type structure of silicate sheet / aluminate sheet / silicate sheet as a basic layer structure, and a part of aluminum of the aluminate sheet is replaced with magnesium. Is a layered silicate in which the layer is negatively charged and exchangeable cations are present between the layers.
- X represents at least one selected from the group consisting of K + , Na + , 1 / 2Ca 2+ and 1 / 2Mg 2+ , and 0.2 ⁇ m ⁇ 0.6 and n ⁇ 0. ] Is a layered silicate. X represents a cation between layers.
- Interlayer cations X in smectite or montmorillonite can be exchanged with other cations, so by exchanging smectite or montmorillonite, some or all of cations X between layers are exchanged with other cations. can do.
- the smectite or montmorillonite subjected to the ion exchange treatment those having at least one selected from the group consisting of sodium ion, potassium ion and calcium ion as a cation between layers are preferably used.
- Each content of sodium ion, potassium ion and calcium ion in smectite or montmorillonite can be determined by, for example, inductively coupled plasma (ICP) emission analysis.
- ICP inductively coupled plasma
- the layered silicate containing at least one selected from the group for example, those obtained by subjecting a layered silicate having a cation between layers to an ion exchange treatment can be suitably used.
- Examples of a method for preparing a layered silicate containing hydrogen ions as cations between layers include a method of acid-treating a layered silicate having cations between layers.
- Examples of the acid used for the acid treatment include inorganic acids such as hydrogen chloride, nitric acid, phosphoric acid, sulfuric acid, and nitrous acid; organic acids such as acetic acid and trifluoromethanesulfonic acid. Among these, inorganic acids are preferable, and inorganic acids are preferred. Of the acids, hydrogen chloride, nitric acid, and phosphoric acid are preferred.
- the acid treatment is preferably performed by bringing a layered silicate having a cation exchangeable between the layers into contact with a solution containing an acid. By the acid treatment, cations between layers are ion-exchanged, and a layered silicate containing hydrogen ions as cations between layers can be prepared.
- a layered silicate containing ammonium ions as cations between layers is prepared, for example, by subjecting a layered silicate having cations between layers to an ion exchange treatment with at least one selected from the group consisting of ammonia and ammonium salts. can do.
- the ammonium salt include ammonium chloride, ammonium nitrate, ammonium phosphate, ammonium sulfate, and ammonium acetate, and two or more of them can be used as necessary.
- the ion exchange treatment is preferably performed by bringing a layered silicate having a cation between layers into contact with a solution containing at least one selected from the group consisting of ammonia and an ammonium salt.
- the cation X between layers is ion-exchanged, and a layered silicate containing ammonium ions as the cation between layers can be prepared.
- a layered silicate containing a quaternary ammonium ion as a cation between layers can be prepared, for example, by subjecting a layered silicate having a cation between layers to an ion exchange treatment with a quaternary ammonium compound. .
- Examples of the quaternary ammonium compound include tetramethylammonium, tetraethylammonium, n-propyltrimethylammonium, tetra-n-propylammonium, tetra-n-butylammonium, triethylmethylammonium, tri-n-propylmethylammonium, Examples include hydroxides and halides of various quaternary ammoniums such as tri-n-butylmethylammonium, benzyltrimethylammonium, and dibenzyldimethylammonium, and two or more of them can be used as necessary. .
- the ion exchange treatment is preferably performed by bringing a layered silicate having a cation between layers into contact with a solution containing a quaternary ammonium compound.
- a layered silicate containing quaternary ammonium ions as cations between layers can be prepared.
- a solution containing at least one selected from the group consisting of ammonia and an ammonium salt, and a solution containing a quaternary ammonium compound examples of the solvent used include water, methanol, Examples include polar solvents such as ethanol, acetone, 1,2-dimethoxyethane, and two or more of them can be used as necessary. Of these, water is preferred. The usage-amount of a solvent is set suitably.
- the pH of the solution containing the acid is preferably 3 or less.
- the acid treatment, the ion exchange treatment with at least one selected from the group consisting of ammonia and ammonium salts, and the ion exchange treatment with a quaternary ammonium compound may be performed batchwise or continuously. May be.
- a batch method for example, a layered silicate having a cation between layers in a stirring tank, a solution containing at least one selected from the group consisting of the above acid-containing solution, ammonia and ammonium salt, or Examples include a method of immersing in a solution containing a quaternary ammonium compound and mixing with stirring.
- a method to be performed continuously for example, in a tubular container filled with a layered silicate having a cation between layers, a solution containing the above acid, a solution containing at least one selected from the group consisting of ammonia and ammonium salts, Or a method of circulating a solution containing a quaternary ammonium compound, or a stirring tank containing a layered silicate having a cation between layers, at least selected from the group consisting of a solution containing the above acid, ammonia and an ammonium salt Examples thereof include a method of extracting the liquid phase of the mixture while supplying a solution containing one kind or a solution containing a quaternary ammonium compound.
- the temperature in the above acid treatment, or at least one ion exchange treatment selected from the group consisting of ammonia and an ammonium salt, or an ion exchange treatment with a quaternary ammonium compound is usually 0 to 150 ° C., preferably 20 ⁇ 100 ° C.
- the time for these treatments is usually 0.1 to 240 hours, preferably 0.5 to 120 hours.
- the pressure in these treatments is usually 0.1 to 1 MPa in absolute pressure, preferably atmospheric pressure.
- the amount of the acid-containing solution, a solution containing at least one selected from the group consisting of ammonia and an ammonium salt, or a solution containing a quaternary ammonium compound is used for the layered silicate having a cation between layers. It is set appropriately.
- the acid treatment or the ion exchange treatment with at least one selected from the group consisting of ammonia and an ammonium salt, or the ion exchange treatment with a quaternary ammonium compound may be performed a plurality of times as necessary. You may perform combining these processes.
- the acid salt is, for example, a layered silicate having a cation between layers selected from the group consisting of a group 4 metal element compound, a group 5 metal element compound, a group 6 metal element compound, and a germanium compound.
- Ion exchange treatment with at least one compound [Hereinafter, this ion exchange treatment may be referred to as ion exchange treatment with a metal element compound. ] Can be prepared.
- a layered silicate having a cation between layers is selected from the group consisting of a Group 4 metal element compound, a Group 5 metal element compound, a Group 6 metal element compound, and a germanium compound. It is preferably carried out by contacting with a solution containing at least one compound.
- the cations between the layers are ion-exchanged, and the cations between the layers are derived from the cations of the Group 4 metal element, the cations of the Group 5 metal element, the cations of the Group 6 metal element, and the germanium ions.
- a layered silicate containing at least one cation selected from the group can be prepared.
- the content of at least one cation selected from the group consisting of a cation of a Group 4 metal element, a cation of a Group 5 metal element, a cation of a Group 6 metal element, and a germanium ion in the layered silicate Is preferably 0.01 to 50% by weight, more preferably 0.1 to 25% by weight, and still more preferably 0.2 to 10% by weight.
- the layered silicate contains two or more cations selected from the group consisting of a cation of a Group 4 metal element, a cation of a Group 5 metal element, a cation of a Group 6 metal element, and a germanium ion If the total content is within the above range, it is sufficient.
- the respective contents of the cation of the Group 4 metal element, the cation of the Group 5 metal element, the cation of the Group 6 metal element, and the germanium ion can be obtained, for example, by inductively coupled plasma (ICP) emission analysis. it can.
- ICP inductively coupled plasma
- Examples of the Group 4 metal element compound include inorganic compounds of Group 4 metal elements and organic compounds of Group 4 metal elements.
- examples of inorganic compounds of Group 4 metal elements include titanium trichloride (TiCl 3 ), titanium tetrachloride (TiCl 4 ), titanium tetrabromide (TiBr 4 ), titanium tetrafluoride (TiF 4 ), and tetraiodide.
- Examples of organic compounds of Group 4 metal elements include Group 4 metals such as Ti (OR 3 ) 4 (hereinafter R 3 represents an alkyl group having 1 to 4 carbon atoms) and Zr (OR 3 ) 4 . Elemental alkoxide compounds; TiCl (OR 3 ) 3 , TiCl 2 (OR 3 ) 2 , TiCl 3 (OR 3 ), ZrCl (OR 3 ) 3 , ZrCl 2 (OR 3 ) 2 , ZrCl 3 (OR 3 ), etc.
- Group 4 metals such as Ti (OR 3 ) 4 (hereinafter R 3 represents an alkyl group having 1 to 4 carbon atoms) and Zr (OR 3 ) 4 . Elemental alkoxide compounds; TiCl (OR 3 ) 3 , TiCl 2 (OR 3 ) 2 , TiCl 3 (OR 3 ), ZrCl (OR 3 ) 3 , ZrCl 2 (OR 3 ) 2 , ZrCl 3 (OR 3 ),
- Halogenated alkoxide compounds of Group 4 metal elements acetates of Group 4 metal elements such as titanium tetraacetate (Ti (CH 3 COO) 4 ) and zirconium tetraacetate (Zr (CH 3 COO) 4 ); It is done.
- group 4 metal element compound hydrates of these exemplified compounds may be used.
- Two or more Group 4 metal element compounds may be used.
- a Group 4 metal element compound among them, a Group 4 metal element halide, a Group 4 metal element sulfate, a Group 4 metal element alkoxide compound, a Group 4 metal element oxynitrate is preferable, More preferred are halides of Group 4 metal elements.
- Examples of the Group 5 metal element compound include inorganic compounds of Group 5 metal elements and organic compounds of Group 5 metal elements.
- examples of inorganic compounds of Group 5 metal elements include vanadium trichloride (VCl 3 ), vanadium tetrachloride (VCl 4 ), vanadium tribromide (VBr 3 ), vanadium trifluoride (VF 3 ), and tetrafluoride.
- organic compounds of Group 5 metal elements include alkoxide compounds of Group 5 metal elements such as Nb (OR 3 ) 5 and Ta (OR 3 ) 5 . Hydrates of these exemplified compounds may be used as the Group 5 metal element compound. Two or more Group 5 metal element compounds may be used.
- Examples of the Group 6 metal element compound include inorganic compounds of Group 6 metal elements and organic compounds of Group 6 metal elements.
- examples of inorganic compounds of Group 6 metal elements include chromium dichloride (CrCl 2 ), chromium trichloride (CrCl 3 ), chromium dibromide (CrBr 2 ), chromium tribromide (CrBr 3 ), and difluoride.
- organic compounds of Group 6 metal elements include alkoxide compounds of Group 6 metal elements such as Mo (OR 3 ) 5 , W (OR 3 ) 5 , and W (OR 3 ) 6 ; chromium triacetate (Cr ( CH 3 COO) 3 ) group 6 metal element acetates; and the like. Hydrates of these exemplary compounds may be used as the Group 6 metal element compound. Two or more Group 6 metal element compounds may be used.
- germanium compound examples include an inorganic compound of germanium and an organic compound of germanium.
- germanium inorganic compounds include germanium halides such as germanium tetrachloride (GeCl 4 ), germanium tetrabromide (GeBr 4 ), germanium tetrafluoride (GeF 4 ), and germanium tetraiodide (GeI 4 ); And germanium sulfides such as germanium sulfide (GeS).
- germanium organic compounds include germanium alkoxide compounds such as Ge (OR 3 ) 4 ; germanium halogenated alkoxides such as GeCl (OR 3 ) 3 , GeCl 2 (OR 3 ) 2 , and GeCl 3 (OR 3 ). Compound; and the like.
- germanium compounds hydrates of these exemplified compounds may be used. Two or more germanium compounds may be used. Of these, germanium halides and germanium alkoxide compounds are preferred as the germanium compound.
- the amount of at least one compound selected from the group consisting of Group 4 metal element compounds, Group 5 metal element compounds, Group 6 metal element compounds, and germanium compounds is used. Is converted into a metal element contained in at least one compound selected from the group consisting of a Group 4 metal element compound, a Group 5 metal element compound, a Group 6 metal element compound, and a germanium compound.
- the amount is preferably 0.01 to 100 parts by weight and more preferably 0.05 to 50 parts by weight with respect to 100 parts by weight of the layered silicate having a cation.
- the total amount used is within the above range. It only has to be.
- the ion exchange treatment with the metal element compound described above is carried out by converting a layered silicate having a cation between layers into a group 4 metal element compound, a group 5 metal element compound, a group 6 metal element compound, and a germanium compound.
- a solution containing at least one compound selected from the group consisting of, as a solvent used in the preparation of the solution for example, water, methanol, ethanol, acetone, 1,2-dimethoxyethane, etc.
- a polar solvent is mentioned and those 2 or more types can also be used as needed.
- the solution may be acidic, basic, or neutral, but is selected from the group consisting of Group 4 metal element compounds, Group 5 metal element compounds, Group 6 metal element compounds, and germanium compounds. It is preferable to use an acidic aqueous solution containing at least one kind of compound.
- an acidic aqueous solution containing at least one kind of compound.
- the acidic aqueous solution at least one compound selected from the group consisting of a Group 4 metal element compound, a Group 5 metal element compound, a Group 6 metal element compound, and a germanium compound is mixed with water to form an aqueous solution. If the pH at this time is acidic, it may be used as it is, or may be further mixed with an acid.
- PH is acidic when at least one compound selected from the group consisting of Group 4 metal element compounds, Group 5 metal element compounds, Group 6 metal element compounds and germanium compounds is mixed with water to form an aqueous solution. If not, an acidic aqueous solution obtained by mixing an acid may be used.
- the acid used as necessary for the preparation of the acidic aqueous solution includes an organic acid and an inorganic acid, and among them, an inorganic acid is preferable.
- the inorganic acid include hydrogen chloride, sulfuric acid, phosphoric acid, nitric acid, etc. Among them, hydrogen chloride is preferable.
- the pH of the acidic aqueous solution is preferably 4 or less.
- the acidic aqueous solution may contain a polar organic solvent such as methanol, ethanol, acetone, 1,2-dimethoxyethane.
- hydrolyzable halogen is used as at least one compound selected from the group consisting of compounds of Group 4 metal elements, compounds of Group 5 metal elements, compounds of Group 6 metal elements, and germanium compounds.
- a compound such as a compound, an alkoxide compound, or an oxynitrate is used, the compound is hydrolyzed to become an oxide, and the cation between the layers is a positively charged group 4 metal element oxide or a positively charged group 5 metal.
- a layered silicate ion-exchanged with at least one selected from the group consisting of an oxide of an element, an oxide of a positively charged Group 6 metal element, and a positively charged germanium oxide can be prepared.
- the Group 5 metal element or the Group 6 metal element is not the same among the respective compounds, two or more Group 4 metal elements, two or more Group 5 metal elements, or two or more Group 6 metals Since complex oxides having elements as constituent elements can also be generated, two or more Group 4 metal elements, two or more Group 5 metal elements, or two or more Group 6 metal elements are used as cations between layers.
- Composite oxide positively charged as a constituent element may be introduced.
- a positively charged composite oxide having two or more metal elements selected from the group consisting of Group 4 metal elements, Group 5 metal elements, Group 6 metal elements, and germanium as constituent elements may be introduced.
- the solution containing at least one compound selected from the group consisting of a Group 4 metal element compound, a Group 5 metal element compound, a Group 6 metal element compound, and a germanium compound contains a Group 4 metal element compound.
- the Group 5 metal element compound, the Group 6 metal element compound, and the germanium compound compounds of the following elements may be included.
- Examples of compounds other than Group 4 metal elements, Group 5 metal elements, Group 6 metal elements, and germanium compounds include alkali metal element compounds, alkaline earths, and the like.
- a compound that is hydrolyzed under acidic conditions such as an alkoxide compound, and the group consisting of a group 4 metal element compound, a group 5 metal element compound, a group 6 metal element compound, and a germanium compound
- the solution containing at least one kind of compound selected from the above and a compound of another element is an acidic aqueous solution
- cations between layers of the obtained layered silicate are the following i), ii) and / or iii):
- a layered silicate ion-exchanged with can be prepared.
- at least one compound selected from the group consisting of Group 4 metal element compounds, Group 5 metal element compounds, Group 6 metal element compounds and germanium compounds is a compound that is hydrolyzed under acidic conditions.
- a positively charged composite oxide comprising a kind of metal element and other elements as constituent elements
- compounds containing other elements that are hydrolyzed under acidic conditions include silicon alkoxide compounds, and silicon alkoxide compounds. Examples thereof include tetraalkyl orthosilicates such as tetramethyl orthosilicate, tetraethyl orthosilicate, tetrapropyl orthosilicate, and tetrabutyl orthosilicate.
- the above-described ion exchange treatment with the metal element compound may be performed batchwise or continuously.
- the batch method include a layered silicate having a cation between layers in a stirring tank, a Group 4 metal element compound, a Group 5 metal element compound, a Group 6 metal element compound, and Examples thereof include a method of immersing in a solution containing at least one compound selected from the group consisting of germanium compounds and stirring and mixing.
- the continuous method include a group 4 metal element compound, a group 5 metal element compound, and a group 6 metal element compound in a tubular container filled with a layered silicate having a cation between layers.
- a method of extracting the liquid phase of the mixture while supplying a solution containing at least one compound selected from the group consisting of a metal element compound, a Group 6 metal element compound and a germanium compound.
- the temperature in the ion exchange treatment with the above metal element compound is usually 0 to 150 ° C., preferably 10 to 100 ° C., more preferably 30 to 70 ° C.
- the time for the ion exchange treatment is usually 0.1 to 240 hours, preferably 0.5 to 120 hours.
- the pressure during the ion exchange treatment is usually 0.1 to 1 MPa in absolute pressure, preferably atmospheric pressure.
- the amount of the solution containing at least one compound selected from the group consisting of Group 4 metal element compounds, Group 5 metal element compounds, Group 6 metal element compounds and germanium compounds can be exchanged between layers. It is set as appropriate for the layered silicate having a positive cation. In addition, you may perform the ion exchange process by the above-mentioned metal element compound in multiple times as needed.
- At least one treatment selected from the group consisting of the above acid treatment, at least one ion exchange treatment selected from the group consisting of the above ammonia and ammonium salts, and the above ion exchange treatment with a quaternary ammonium compound May be performed in combination.
- a layered silicate containing at least one selected from the group consisting of can be prepared.
- a cation between layers at least one cation selected from the group consisting of a cation of a Group 4 metal element, a cation of a Group 5 metal element, a cation of a Group 6 metal element, and a germanium ion is contained.
- contact treatment at least one selected from the group consisting of other elements and compounds of other elements is supported, or selected from the group consisting of cations of other elements and oxides of other positively charged elements. At least one kind can be introduced between the layers.
- the layered silicate obtained after performing at least one treatment selected from the group is subjected to treatment such as washing and drying as necessary.
- the layered silicate obtained after the treatment is in a slurry state, the layered silicate may be recovered by drying the slurry, or separated by filtration or decantation, and then washed as necessary. Then, the layered silicate may be recovered by drying.
- the layered silicate obtained after the treatment is preferably washed in that a layered silicate exhibiting high catalytic activity is obtained.
- the drying can be performed under normal pressure or reduced pressure, the drying temperature is preferably 20 to 250 ° C., and the drying time is preferably 0.5 to 100 hours.
- the drying may be performed in an atmosphere of an oxygen-containing gas such as air, or may be performed in an atmosphere of an inert gas such as nitrogen, helium, argon, or oxygen dioxide.
- the firing temperature is preferably 150 to 600 ° C., and the firing time is preferably 0.1 to 100 hours.
- the firing may be performed in an atmosphere of an oxygen-containing gas such as air, or may be performed in an atmosphere of an inert gas such as nitrogen, helium, argon, or oxygen dioxide. Water vapor may be contained in the oxygen-containing gas or the inert gas. Further, the calcination may be performed in multiple stages in an atmosphere of an oxygen-containing gas or an inert gas.
- the firing may be performed by a fluidized bed method or a fixed bed method.
- the apparatus used for the firing is not particularly limited as long as it can be heated. For example, a hot-air circulating firing furnace, a stationary firing furnace, a tunnel furnace, a rotary kiln, a far infrared furnace, a microwave heating furnace, or the like is used. can do.
- the layered silicate used for the oxidation may be used after being molded using a binder as required, or may be used by being supported on a carrier.
- Such forming treatment or supporting treatment may be performed before the ion exchange treatment or after the ion exchange treatment.
- the molding process can be performed by a method such as extrusion, compression, tableting, flow, rolling, spraying, etc., and a desired shape, for example, granular, pellet, spherical, cylindrical, plate, ring, clover It can be formed into a shape or the like.
- a solvent In the oxidation, it is preferable to use a solvent.
- the solvent include an organic solvent, water, and a mixed solvent of an organic solvent and water. Among them, an organic solvent or a mixed solvent of an organic solvent and water is preferable, and an organic solvent is more preferable.
- organic solvents examples include methanol, ethanol, propanol, isopropanol, n-butanol, t-butanol, n-hexanol, 2-ethylhexanol, n-dodecanol and other alcohols; pentane, hexane, heptane, octane, petroleum ether, Aliphatic hydrocarbons such as ligroin; cycloaliphatic hydrocarbons such as cyclopentane, cyclohexane, and methylcyclohexane; aromatic hydrocarbons such as benzene, toluene, o-xylene, m-xylene, and p-xylene; dichloromethane, chloroform, 1 Halogenated hydrocarbons such as 1,2-dichloroethane, 1,1,1-trichloroethane, 1,1,2-trichloroethylene, 1,1,2,2-tetrachloroethylene, chlor
- Nitrile; nitro compounds such as nitrobenzene; ethyl acetate, isopropyl acetate, butyl acetate, ester compounds such as ethyl benzoate and the like, can also be used two or more of them as required.
- alcohol, aromatic hydrocarbon, and nitrile are preferable.
- methanol, ethanol, and t-butanol are preferable.
- aromatic hydrocarbons toluene, o-xylene, m-xylene, and p-xylene are preferable.
- nitrites acetonitrile is preferable.
- the amount thereof is usually 0.1 to 300 parts by weight, preferably 0.5 to 100 parts by weight with respect to 1 part by weight of the amine compound (I).
- the oxidation may be performed in a batch system, a semi-batch system, a continuous system, or a combination of a batch system, a semi-batch system and a continuous system.
- a batch system a semi-batch system, a continuous system, or a combination of a batch system, a semi-batch system and a continuous system.
- fixed bed method fluidized bed method, moving bed method, suspension bed method, and the method of extracting the liquid phase of the reaction mixture while supplying the reaction raw material into the stirring / mixing type or loop type reactor. It can implement by various methods, such as.
- the reaction temperature in the oxidation is preferably 50 to 200 ° C, more preferably 70 to 150 ° C.
- the reaction pressure is usually from 0.1 to 10 MPa, preferably from 0.2 to 7.0 MPa in absolute pressure.
- the oxidation is preferably performed under pressure. In this case, the pressure may be adjusted using an inert gas such as nitrogen or helium.
- an oxygen-containing gas is supplied to the gas phase part of the reactor.
- the oxygen-containing gas may be supplied into the liquid phase, or the oxygen-containing gas may be supplied into the gas phase portion and the liquid phase of the reactor.
- a radical initiator In the oxidation, a radical initiator, a phenol chain transfer agent or the like may coexist, and it is preferable to coexist a radical initiator from the viewpoint of improving the selectivity of the oxime compound (II).
- the radical initiator include hydrazyl radicals and hydrazine compounds disclosed in International Publication No. 2005/009613, azo compounds and peroxides disclosed in JP-A No. 2005-15381. If necessary, two or more kinds of radical initiators may be used.
- the hydrazyl radical 2,2-diphenyl-1-picrylhydrazyl and 2,2-di (4-tert-octylphenyl) -1-picrylhydrazyl are preferable.
- 1,1-diphenyl-2-picrylhydrazine is preferable.
- at least one selected from the group consisting of 2,2-diphenyl-1-picrylhydrazyl and 1,1-diphenyl-2-picrylhydrazine is preferably used as the radical initiator.
- said phenol type chain transfer agent the compound etc. which are disclosed by Unexamined-Japanese-Patent No. 2005-15382 are mentioned, for example.
- the post-treatment operation of the reaction mixture containing the oxime compound (II) obtained by the oxidation can be selected as appropriate, and treatments such as filtration, washing, distillation, crystallization, extraction, recrystallization, and chromatography can be performed as necessary. After combining and purifying the oxime compound (II), it can be used for various applications.
- the catalyst recovered after the oxidation can be reused after being subjected to treatments such as washing, calcination and ion exchange treatment as necessary. Moreover, when a solvent and an unreacted raw material are contained in the reaction mixture, the recovered solvent and unreacted raw material can be reused.
- the obtained oxime compound (II) is suitably used as a raw material for producing the amide compound (III) by, for example, Beckmann rearrangement reaction.
- Beckmann rearrangement examples include a method performed under liquid phase conditions and a method performed under gas phase conditions.
- the Beckmann rearrangement reaction under liquid phase conditions includes, for example, a method performed in the presence of a strong acid such as fuming sulfuric acid, and can be performed according to the method described in Japanese Patent Publication No. 48-4791.
- the Beckmann rearrangement reaction under gas phase conditions includes, for example, a method performed in the presence of a solid catalyst such as zeolite, and can be performed according to the method described in JP-A-5-170732.
- a solid catalyst such as zeolite
- Example and comparative example of this invention are shown, this invention is not limited by this.
- Reference example 1 [Preparation of catalyst]
- 687 g of 1,2-dimethoxyethane (manufactured by Wako Pure Chemical Industries, Ltd.) and 13.24 g of 35 wt% hydrochloric acid (manufactured by Wako Pure Chemical Industries, Ltd.) were placed, and the resulting mixture was While stirring, 15 g of montmorillonite (Kunipia F manufactured by Kunimine Kogyo Co., Ltd., montmorillonite containing sodium ion, potassium ion and calcium ion as cations between layers) was added, stirred for 5 minutes at room temperature, then polybeaker with nitrogen The gas phase inside was replaced.
- montmorillonite Koreanipia F manufactured by Kunimine Kogyo Co., Ltd., montmorillonite containing sodium ion, potassium ion and calcium ion as cations between layers
- the mixture in the poly beaker was heated to 50 ° C. while stirring, and then a 20 wt% titanium trichloride solution (a dilute hydrochloric acid solution of TiCl 3 , manufactured by Wako Pure Chemical Industries, Ltd.). 97g was dripped over 1 hour, and stirring was continued at 50 degreeC after completion
- catalyst A montmorillonite containing titanium ions between layers.
- Example 1 In a reactor made of SUS316 (capacity: 200 mL) equipped with a thermocouple, a magnetic stirrer, a gas supply line, and a gas discharge line, 0.30 g of catalyst A obtained in Reference Example 1 and cyclohexylamine (Wako Pure Chemical Industries, Ltd. ( Co., Ltd.) was added 1.52 g (15.3 mmol), and 7.07 g of acetonitrile (manufactured by Wako Pure Chemical Industries, Ltd.), and the gas phase in the reactor was replaced with nitrogen gas, and then sealed, A gas mixture of oxygen and nitrogen (oxygen concentration: 7% by volume) was introduced into the gas phase portion in the reactor to adjust the pressure in the reactor to 0.90 MPa (gauge pressure).
- the temperature in the reactor was raised to 80 ° C. while stirring.
- the pressure in the reactor at this time was 1.05 MPa (gauge pressure).
- the mixture was kept at 80 ° C. for 4 hours while continuing stirring, and then cooled.
- the obtained reaction mixture was diluted with methanol and then filtered, and the obtained filtrate was analyzed. As a result, the conversion of cyclohexylamine was 0.9% and the selectivity of cyclohexanone oxime was 84.6%. there were.
- Example 2 The same operation as in Example 1 was performed except that the temperature rise to 80 ° C. was changed to 90 ° C. and the temperature was kept at 90 ° C. for 4 hours.
- the pressure in the reactor when the temperature was raised to 90 ° C. was 1.10 MPa (gauge pressure).
- the conversion of cyclohexylamine was 2.3% and the selectivity for cyclohexanone oxime was 80.3%.
- Example 3 Example 1 except that 0.14 g (0.36 mmol) of 2,2-diphenyl-1-picrylhydrazyl (manufactured by Aldrich) was added to the reactor in addition to catalyst A, cyclohexylamine and acetonitrile. Was performed. When the obtained filtrate was analyzed, the conversion of cyclohexylamine was 19.8% and the selectivity of cyclohexanone oxime was 91.8%.
- Example 4 The same operation as in Example 3 was performed except that the amount of 2,2-diphenyl-1-picrylhydrazyl used was changed from 0.14 g to 0.014 g (0.036 mmol). When the obtained filtrate was analyzed, the conversion of cyclohexylamine was 2.1% and the selectivity for cyclohexanone oxime was 86.5%.
- Example 5 The same operation as in Example 3 was performed except that 7.03 g of t-butanol (manufactured by Wako Pure Chemical Industries, Ltd., water content: 2000 ppm by weight) was used instead of 7.07 g of acetonitrile.
- t-butanol manufactured by Wako Pure Chemical Industries, Ltd., water content: 2000 ppm by weight
- the conversion of cyclohexylamine was 9.6% and the selectivity of cyclohexanone oxime was 94.5%.
- Example 6 The same operation as in Example 3 was performed except that 7.05 g of toluene (manufactured by Wako Pure Chemical Industries, Ltd.) was used instead of 7.07 g of acetonitrile. When the obtained filtrate was analyzed, the conversion of cyclohexylamine was 14.3% and the selectivity of cyclohexanone oxime was 88.6%.
- Example 8 The same operation as in Example 3 was performed except that 7.14 g of methanol (manufactured by Wako Pure Chemical Industries, Ltd., water content: 1000 ppm by weight) was used instead of 7.07 g of acetonitrile. When the obtained filtrate was analyzed, the conversion of cyclohexylamine was 7.2% and the selectivity for cyclohexanone oxime was 86.9%.
- Example 9 The same operation as in Example 3 was performed except that 0.31 g of montmorillonite KSF (manufactured by Aldrich) was used instead of 0.30 g of catalyst A. When the obtained filtrate was analyzed, the conversion of cyclohexylamine was 9.5% and the selectivity of cyclohexanone oxime was 59.3%.
- Example 10 The same operation as in Example 3 was performed except that 0.30 g of activated clay (manufactured by Sigma Aldrich Japan) was used instead of 0.30 g of catalyst A. When the obtained filtrate was analyzed, the conversion of cyclohexylamine was 7.4% and the selectivity of cyclohexanone oxime was 57.3%.
- 0.30 g of activated clay manufactured by Sigma Aldrich Japan
- Reference example 2 [Preparation of catalyst] The same procedure as in Reference Example 1 was performed except that 36.18 g of 20 wt% titanium trichloride solution was used instead of 17.97 g of 20 wt% titanium trichloride solution, and catalyst B (containing titanium ions between layers) was used. Montmorillonite) was prepared.
- Example 11 The same operation as in Example 1 was performed except that 0.30 g of the catalyst B obtained in Reference Example 2 was used instead of 0.30 g of the catalyst A.
- the conversion rate of cyclohexylamine was 1.2% and the selectivity of cyclohexanone oxime was 77.0%.
- Reference example 3 [Preparation of catalyst] The same procedure as in Reference Example 1 was performed except that 72.76 g of 20 wt% titanium trichloride solution was used instead of 17.97 g of 20 wt% titanium trichloride solution, and catalyst C (containing titanium ions between layers) was used. Montmorillonite) was prepared.
- Example 12 The same operation as in Example 1 was performed except that 0.60 g of the catalyst C obtained in Reference Example 3 was used instead of 0.30 g of the catalyst A. When the obtained filtrate was analyzed, the conversion of cyclohexylamine was 2.7% and the selectivity of cyclohexanone oxime was 78.0%.
- Reference example 4 [Preparation of catalyst]
- 600 g of 2 mol / L hydrochloric acid manufactured by Wako Pure Chemical Industries, Ltd.
- montmorillonite Koreanipia F, manufactured by Kunimine Kogyo Co., Ltd.
- the mixture in the separable flask was heated to 90 ° C. while stirring, and stirring was continued at 90 ° C. for 12 hours. After 12 hours, the mixture was cooled to room temperature and stirring was stopped.
- the obtained mixture was subjected to pressure filtration to separate a solid, and this solid was washed and filtered with water by pressure filtration, and washed repeatedly until the pH of the washing filtrate became 5 or more. After washing, the obtained solid was dried at 110 ° C. overnight to prepare catalyst D (montmorillonite containing hydrogen ions between layers).
- Example 13 The same operation as in Example 3 was performed except that 0.30 g of the catalyst D obtained in Reference Example 4 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 6.7% and the selectivity of cyclohexanone oxime was 65.1%.
- the gas phase part in the poly beaker was replaced with.
- the mixture in the poly beaker was heated to 50 ° C. while stirring, and stirring was continued at 50 ° C. for 6 hours. After 6 hours, the mixture was cooled to room temperature and stirring was stopped.
- the obtained mixture was subjected to pressure filtration to separate a solid, and this solid was washed and filtered with water by pressure filtration, and washed repeatedly until the pH of the washing filtrate became 5 or more. After washing, the obtained solid was dried at 110 ° C. overnight to prepare catalyst E (montmorillonite containing titanium ions between layers).
- Example 14 The same operation as in Example 3 was performed except that 0.30 g of the catalyst E obtained in Reference Example 5 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 19.8% and the selectivity for cyclohexanone oxime was 88.1%.
- the obtained mixture was subjected to pressure filtration to separate a solid, and this solid was washed and filtered with water by pressure filtration, and washed repeatedly until the pH of the washing filtrate became 5 or more. After washing, the obtained solid was dried at 110 ° C. overnight to prepare catalyst F (montmorillonite containing positively charged zirconia between layers).
- Example 15 The same operation as in Example 3 was performed except that 0.30 g of the catalyst F obtained in Reference Example 6 was used instead of 0.30 g of the catalyst A.
- the conversion rate of cyclohexylamine was 4.8% and the selectivity of cyclohexanone oxime was 51.8%.
- Reference Example 7 [Preparation of catalyst]
- 700 g of 1,2-dimethoxyethane (manufactured by Wako Pure Chemical Industries, Ltd.) and 15 g of saponite (Smecton SA, manufactured by Kunimine Kogyo Co., Ltd.) were added and stirred at room temperature for 5 minutes.
- the gas phase part in the poly beaker was replaced with.
- the mixture in the poly beaker was heated to 50 ° C. while stirring, and then a 20 wt% titanium trichloride solution (a dilute hydrochloric acid solution of TiCl 3 , manufactured by Wako Pure Chemical Industries, Ltd.).
- Example 16 The same operation as in Example 3 was performed except that 0.30 g of the catalyst G obtained in Reference Example 7 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 3.7% and the selectivity for cyclohexanone oxime was 82.0%.
- the mixture in the poly beaker was heated to 50 ° C. while stirring, and stirring was continued at 50 ° C. for 12 hours. After 12 hours, the mixture was cooled to room temperature and stirring was stopped. The obtained mixture was subjected to pressure filtration to separate a solid, and this solid was washed and filtered with water by pressure filtration, and washed repeatedly until the pH of the washing filtrate became 5 or more. After washing, the obtained solid was dried at 110 ° C. overnight to prepare catalyst H (montmorillonite containing titanium ions between layers).
- Example 17 In a reactor made of SUS316 (capacity: 1 L) equipped with a thermocouple, a magnetic stirrer, a gas supply line and a gas discharge line, 7.53 g of the catalyst H obtained in Reference Example 8 and cyclohexylamine (Wako Pure Chemical Industries, Ltd. ( 106 g (1.1 mol) and 106 g of toluene (manufactured by Wako Pure Chemical Industries, Ltd.) were added, and the gas phase in the reactor was replaced with nitrogen gas, then sealed, and the reactor was sealed. Nitrogen gas was introduced into the gas phase to adjust the pressure in the reactor to 0.90 MPa (gauge pressure). Subsequently, it heated up at 80 degreeC, stirring.
- SUS316 capacity: 1 L
- the pressure in the reactor at this time was 0.90 MPa (gauge pressure).
- a mixed gas of oxygen and nitrogen oxygen concentration: 7% by volume
- oxygen concentration 7% by volume
- the reaction was started. While maintaining the pressure in the reactor at 0.90 MPa (gauge pressure) and discharging the gas from the gas phase portion in the reactor through the gas discharge line, the reaction was continued for 5 hours.
- the supply of the mixed gas was stopped and cooled.
- the resulting reaction mixture was diluted with methanol and then filtered, and the obtained filtrate was analyzed.
- the conversion of cyclohexylamine was 1.9% and the selectivity of cyclohexanone oxime was 60.1%. there were.
- Example 18 The same operation as in Example 17 was performed except that the temperature rise to 80 ° C. was changed to 90 ° C. and the reaction was continued at 90 ° C. for 5 hours.
- the pressure in the reactor when the temperature was raised to 90 ° C. was 0.90 MPa (gauge pressure).
- the conversion of cyclohexylamine was 2.7% and the selectivity of cyclohexanone oxime was 61.8%.
- Example 19 The same operation as in Example 17 was performed except that the temperature increase to 80 ° C. was changed to 100 ° C. and the reaction was continued at 100 ° C. for 5 hours.
- the pressure in the reactor when the temperature was raised to 100 ° C. was 0.90 MPa (gauge pressure).
- the conversion rate of cyclohexylamine was 3.0% and the selectivity of cyclohexanone oxime was 60.3%.
- Example 20 The same operation as in Example 17 was performed except that the temperature rise to 80 ° C. was changed to 120 ° C. and the reaction was continued at 120 ° C. for 5 hours.
- the pressure in the reactor when the temperature was raised to 120 ° C. was 0.90 MPa (gauge pressure).
- the conversion of cyclohexylamine was 6.2% and the selectivity for cyclohexanone oxime was 60.6%.
- the mixture in the poly beaker was heated to 50 ° C. while stirring, and stirring was continued at 50 ° C. for 12 hours. After 12 hours, the mixture was cooled to room temperature and stirring was stopped. The obtained mixture was subjected to pressure filtration to separate a solid, and this solid was washed and filtered with water by pressure filtration, and washed repeatedly until the pH of the washing filtrate became 5 or more. After washing, the obtained solid was dried at 110 ° C. overnight to prepare catalyst 1 (montmorillonite containing germanium oxide positively charged between layers).
- Example 21 The same operation as in Example 3 was performed except that 0.30 g of the catalyst 1 obtained in Reference Example 9 was used instead of 0.30 g of the catalyst A.
- the conversion rate of cyclohexylamine was 9.1% and the selectivity of cyclohexanone oxime was 81.0%.
- Reference Example 10 In a 500 mL eggplant flask, 150.2 g of ion-exchanged water and 15.1 g of catalyst H obtained in Reference Example 8 were placed and stirred at room temperature for 10 minutes. To the obtained mixture, 5.0 g of platinum nanocolloid (manufactured by Nippon Sheet Glass Co., Ltd.) was added and stirred at room temperature for 5 minutes. Subsequently, solid was isolate
- platinum nanocolloid manufactured by Nippon Sheet Glass Co., Ltd.
- Example 22 The same operation as in Example 3 was performed except that 0.31 g of the catalyst J obtained in Reference Example 10 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 29.1% and the selectivity of cyclohexanone oxime was 90.9%.
- Reference Example 11 In a 500 mL eggplant flask, 50.7 g of ion-exchanged water and 5.1 g of the catalyst A obtained in Reference Example 1 were placed and stirred at room temperature for 5 minutes. To the obtained mixture, 0.12 g of ruthenium chloride hydrate (manufactured by Furuya Metal Co., Ltd., Ru content 40.75% by weight) was added, and the mixture was stirred at room temperature for 5 minutes. Subsequently, solid was isolate
- ruthenium chloride hydrate manufactured by Furuya Metal Co., Ltd., Ru content 40.75% by weight
- Example 23 The same operation as in Example 1 was performed except that 0.30 g of the catalyst K obtained in Reference Example 11 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 2.1% and the selectivity for cyclohexanone oxime was 78.1%.
- Example 24 The same operation as in Example 3 was performed except that 0.31 g of the catalyst K obtained in Reference Example 11 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 40.5% and the selectivity of cyclohexanone oxime was 94.9%.
- Reference Example 12 Catalyst L was prepared in the same manner as in Reference Example 11 except that 0.07 g of silver chloride (AgCl, manufactured by Wako Pure Chemical Industries, Ltd.) was used instead of 0.12 g of ruthenium chloride hydrate. did.
- Example 25 The same operation as in Example 1 was performed except that 0.30 g of the catalyst L obtained in Reference Example 12 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 1.6% and the selectivity of cyclohexanone oxime was 82.7%.
- Example 26 The same operation as in Example 3 was performed except that 0.30 g of the catalyst L obtained in Reference Example 12 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 43.0% and the selectivity of cyclohexanone oxime was 94.3%.
- Reference Example 13 The same procedure as in Reference Example 11 was performed, except that 0.07 g of palladium chloride (PdCl 2 , manufactured by Wako Pure Chemical Industries, Ltd.) was used instead of 0.12 g of ruthenium chloride hydrate. Prepared.
- PdCl 2 palladium chloride
- Example 27 The same operation as in Example 1 was performed except that 0.30 g of the catalyst M obtained in Reference Example 13 was used instead of 0.30 g of the catalyst A.
- the conversion rate of cyclohexylamine was 1.8% and the selectivity of cyclohexanone oxime was 83.9%.
- Example 28 The same operation as in Example 3 was performed except that 0.30 g of the catalyst M obtained in Reference Example 13 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 38.3% and the selectivity of cyclohexanone oxime was 93.7%.
- Reference Example 14 The same procedure as in Reference Example 11 was performed, except that 0.10 g of iridium chloride (IrCl 4 , manufactured by Wako Pure Chemical Industries, Ltd.) was used instead of 0.12 g of ruthenium chloride hydrate. Prepared.
- IrCl 4 iridium chloride
- Example 29 The same operation as in Example 3 was performed except that 0.31 g of the catalyst N obtained in Reference Example 14 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 42.5% and the selectivity of cyclohexanone oxime was 94.7%.
- Reference Example 15 [Preparation of catalyst] Into a 2 L poly beaker, 1200 g of ethanol (manufactured by Wako Pure Chemical Industries, Ltd.) is placed, and while stirring, a 20 wt% titanium trichloride solution (a dilute hydrochloric acid solution of TiCl 3 ; manufactured by Wako Pure Chemical Industries, Ltd.). 13 g was added and stirred at room temperature for 5 minutes.
- ethanol manufactured by Wako Pure Chemical Industries, Ltd.
- the obtained mixture was subjected to pressure filtration to separate a solid, and this solid was washed and filtered with water by pressure filtration, and washed repeatedly until the pH of the washing filtrate became 5 or more. After washing, the obtained solid was dried at 110 ° C. overnight, and the obtained dried product was calcined at 450 ° C. for 6 hours under air flow to prepare Catalyst O.
- Example 30 The same operation as in Example 3 was performed except that 0.31 g of the catalyst O obtained in Reference Example 15 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 29.3% and the selectivity of cyclohexanone oxime was 93.9%.
- Example 31 The same operation as in Example 1 was performed except that 0.30 g of the catalyst P obtained in Reference Example 16 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 3.4% and the selectivity for cyclohexanone oxime was 82.3%.
- Example 32 The same operation as in Example 3 was performed except that 0.30 g of the catalyst P obtained in Reference Example 16 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 27.4% and the selectivity of cyclohexanone oxime was 91.5%.
- Reference Example 17 [Preparation of catalyst]
- a 30 wt% titanium sulfate solution (Ti (SO 4 ) 2 dilute sulfuric acid solution, manufactured by Wako Pure Chemical Industries, Ltd.) 62.1 g was dripped over 1 hour.
- Example 33 The same operation as in Example 1 was performed except that 0.30 g of the catalyst Q obtained in Reference Example 17 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 3.1%
- the selectivity of cyclohexanone oxime was 69.5%.
- Example 34 The same operation as in Example 3 was performed except that 0.30 g of the catalyst Q obtained in Reference Example 17 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 26.4% and the selectivity of cyclohexanone oxime was 91.7%.
- Example 35 The same operation as in Example 3 was performed except that 0.30 g of the catalyst R obtained in Reference Example 18 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 22.2% and the selectivity of cyclohexanone oxime was 89.8%.
- the obtained mixture was subjected to pressure filtration to separate a solid, and this solid was washed and filtered with water by pressure filtration, and washed repeatedly until the pH of the washing filtrate became 5 or more. After washing, the resulting solid was dried at 110 ° C. overnight to prepare catalyst S.
- Example 36 The same operation as in Example 3 was performed except that 0.30 g of the catalyst S obtained in Reference Example 19 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 28.4% and the selectivity of cyclohexanone oxime was 88.3%.
- Reference Example 20 [Preparation of catalyst]
- a 1 L poly beaker 117 g of methanol (special grade reagent, manufactured by Wako Pure Chemical Industries, Ltd.) and 15.8 g of hectorite (Lucentite SWF manufactured by Coop Chemical Co., Ltd.) are placed, and the water bath is stirred while stirring.
- the temperature was raised to 50 ° C., and 18.0 g of a 20 wt% titanium trichloride solution (a dilute hydrochloric acid solution of TiCl 3 , manufactured by Wako Pure Chemical Industries, Ltd.) was added dropwise over 15 minutes. After completion of the dropwise addition, stirring was continued at 50 ° C. for 6 hours.
- a 20 wt% titanium trichloride solution a dilute hydrochloric acid solution of TiCl 3 , manufactured by Wako Pure Chemical Industries, Ltd.
- Example 37 The same operation as in Example 3 was performed except that 0.30 g of the catalyst T obtained in Reference Example 20 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 19.8% and the selectivity for cyclohexanone oxime was 85.2%.
- the obtained mixture was subjected to pressure filtration to separate a solid, and this solid was washed and filtered with water by pressure filtration, and washed repeatedly until the pH of the washing filtrate became 5 or more. After washing, the obtained solid was dried at 110 ° C. overnight to prepare Catalyst U.
- Example 38 The same operation as in Example 3 was performed except that 0.30 g of the catalyst U obtained in Reference Example 21 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 20.5% and the selectivity of cyclohexanone oxime was 88.7%.
- Reference Example 22 [Preparation of catalyst]
- a 1 L poly beaker 156 g of methanol (special grade reagent, manufactured by Wako Pure Chemical Industries, Ltd.) and 20.0 g of stevensite (SMECTON ST, manufactured by Kunimine Kogyo Co., Ltd.) are used, and a water bath is used while stirring. Then, the temperature was raised to 50 ° C., and 24.0 g of a 20 wt% titanium trichloride solution (a dilute hydrochloric acid solution of TiCl 3 , manufactured by Wako Pure Chemical Industries, Ltd.) was added dropwise over 25 minutes. After completion of the dropwise addition, stirring was continued at 50 ° C. for 6 hours.
- methanol special grade reagent, manufactured by Wako Pure Chemical Industries, Ltd.
- SMECTON ST manufactured by Kunimine Kogyo Co., Ltd.
- Example 39 The same operation as in Example 3 was performed except that 0.30 g of the catalyst V obtained in Reference Example 22 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 17.1% and the selectivity of cyclohexanone oxime was 86.2%.
- Reference Example 23 [Preparation of catalyst] In a 100 mL beaker, 15.9 g of methanol (manufactured by Wako Pure Chemical Industries, Ltd.) and 8.0 g of 2 mol / L hydrochloric acid (manufactured by Wako Pure Chemical Industries, Ltd.) were placed, and the resulting mixture was stirred. , 33.6 g of tetraethyl orthosilicate (manufactured by Wako Pure Chemical Industries, Ltd.) was added, the temperature was raised to 70 ° C. using a water bath while stirring, and stirring was continued at 70 ° C. for 1 hour. Prepared.
- a 1 L poly beaker 250 g of methanol (manufactured by Wako Pure Chemical Industries, Ltd.) and 40.0 g of stevensite (SMECTON ST, manufactured by Kunimine Industries, Ltd.) were placed and stirred at room temperature for 5 minutes. Next, using a water bath, the mixture in the poly beaker was heated to 50 ° C. while stirring, and then a mixed solution of the total amount of the liquid g and the total amount of the liquid h was added dropwise over 1 hour. And stirring was continued for 6 hours. After 6 hours, the mixture was cooled to room temperature and stirring was stopped.
- methanol manufactured by Wako Pure Chemical Industries, Ltd.
- SMECTON ST manufactured by Kunimine Industries, Ltd.
- the obtained mixture was subjected to pressure filtration to separate a solid, and this solid was washed and filtered with water by pressure filtration, and washed repeatedly until the pH of the washing filtrate became 5 or more. After washing, the resulting solid was dried at 110 ° C. overnight to prepare Catalyst W.
- Example 40 The same operation as in Example 3 was performed except that 0.30 g of the catalyst W obtained in Reference Example 23 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 11.5% and the selectivity of cyclohexanone oxime was 93.7%.
- Reference Example 24 In a 1 L eggplant flask, 200 g of ion-exchanged water and 0.51 g of ruthenium chloride hydrate (manufactured by Furuya Metal Co., Ltd., Ru content: 40.75 wt%) were stirred for 5 minutes at room temperature. 20.1 g of the catalyst P obtained in Reference Example 16 was added to the obtained mixture, and the mixture was stirred at room temperature for 1 hour. Subsequently, solid was isolate
- Example 41 The same operation as in Example 3 was performed except that 0.30 g of the catalyst X obtained in Reference Example 24 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 38.1% and the selectivity for cyclohexanone oxime was 93.6%.
- Reference Example 25 In a 500 mL eggplant flask, 50.5 g of ion-exchanged water and 0.12 g of nickel chloride (II) (anhydrous, NiCl 2 , manufactured by Wako Pure Chemical Industries, Ltd.) were added and stirred at room temperature for 5 minutes. To the obtained mixture, 5.0 g of the catalyst P obtained in Reference Example 16 was added, and the mixture was stirred at room temperature for 1 hour. Subsequently, solid was isolate
- II nickel chloride
- Example 42 The same operation as in Example 1 was performed except that 0.30 g of the catalyst Y obtained in Reference Example 25 was used instead of 0.30 g of the catalyst A.
- the conversion rate of cyclohexylamine was 0.3% and the selectivity of cyclohexanone oxime was 61.1%.
- Example 43 The same operation as in Example 3 was performed except that 0.30 g of the catalyst Y obtained in Reference Example 25 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 34.2% and the selectivity for cyclohexanone oxime was 94.6%.
- Reference Example 26 Reference Example 25 except that 0.10 g of chloroauric (III) acid tetrahydrate (HAuCl 4 .4H 2 O, manufactured by Kanto Chemical Co., Inc.) was used instead of 0.12 g of nickel chloride (II). In the same manner as in Example 1, a catalyst Z was prepared.
- Example 44 The same operation as in Example 1 was performed except that 0.30 g of the catalyst Z obtained in Reference Example 26 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 2.1% and the selectivity for cyclohexanone oxime was 82.7%.
- Example 45 The same operation as in Example 3 was performed except that 0.30 g of the catalyst Z obtained in Reference Example 26 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 31.2% and the selectivity of cyclohexanone oxime was 91.7%.
- Reference Example 27 In 200mL eggplant flask, placed and deionized water 40.0 g, aluminum nitrate nonahydrate (Al (NO 3) 3 ⁇ 9H 2 O, Wako Pure Chemical Industries, Ltd.) and 1.14 g, at room temperature Stir to obtain a solution. After adding 4.0 g of the catalyst P obtained in Reference Example 16 to the obtained solution, a mixed solution of 0.36 g of sodium hydroxide (manufactured by Wako Pure Chemical Industries, Ltd.) and 30.0 g of ion-exchanged water. was added dropwise and stirred at room temperature for 2 hours.
- Al (NO 3) 3 ⁇ 9H 2 O Wako Pure Chemical Industries, Ltd.
- the solid was separated by pressure-filtering the obtained mixture, and this solid was washed and filtered with 400 mL of water by pressure filtration. After washing, the obtained solid was dried at 110 ° C. overnight, and the obtained dried product was calcined at 200 ° C. for 6 hours under an air flow of 50 mL / min to prepare catalyst ⁇ .
- Example 46 The same operation as in Example 3 was performed except that 0.30 g of the catalyst ⁇ obtained in Reference Example 27 was used instead of 0.30 g of the catalyst A.
- the conversion of cyclohexylamine was 28.1% and the selectivity of cyclohexanone oxime was 93.1%.
- Comparative Example 1 The same operation as in Example 1 was performed except that 0.30 g of titanium oxide (TiO 2 , ST-01 manufactured by Ishihara Sangyo Co., Ltd.) was used instead of 0.30 g of catalyst A. When the obtained filtrate was analyzed, the conversion of cyclohexylamine was 0.2% and the selectivity of cyclohexanone oxime was 5.6%.
- TiO 2 titanium oxide
- ST-01 manufactured by Ishihara Sangyo Co., Ltd.
- Comparative Example 2 The same operation as in Example 3 was performed except that 0.30 g of titanium oxide (TiO 2 , ST-01 manufactured by Ishihara Sangyo Co., Ltd.) was used instead of 0.30 g of catalyst A. When the obtained filtrate was analyzed, the conversion of cyclohexylamine was 3.1% and the selectivity of cyclohexanone oxime was 46.3%.
- TiO 2 titanium oxide
- ST-01 manufactured by Ishihara Sangyo Co., Ltd.
- Comparative Example 3 The same operation as in Example 17 was performed except that 7.50 g of titanium oxide (TiO 2 , ST-01 manufactured by Ishihara Sangyo Co., Ltd.) was used instead of 7.53 g of catalyst H. When the obtained filtrate was analyzed, the conversion rate of cyclohexylamine was 0.2% and the selectivity of cyclohexanone oxime was 10.6%.
Abstract
Description
(1)層状ケイ酸塩の存在下に、下記式(I)
[式中、R1及びR2は、それぞれ独立して、水素原子、置換されていてもよい炭化水素基又は置換されていてもよい複素環基を表す(但し、R1及びR2が共に水素原子であることはない。)か、あるいは
R1及びR2は、R1及びR2が結合する炭素原子と共に置換されていてもよい炭素数3~12の脂環式炭化水素基を形成する。]
で示されるアミン〔以下、アミン化合物(I)ということがある〕を酸素で酸化することを特徴とする下記式(II)
(式中、R1及びR2は、それぞれ前記と同じ意味を表す。)
で示されるオキシムの製造方法。
(2)前記層状ケイ酸塩がスメクタイトである前記(1)に記載の製造方法。
(3)前記層状ケイ酸塩が、水素イオン、アンモニウムイオン、第四級アンモニウムイオン、第4族金属元素の陽イオン、第5族金属元素の陽イオン、第6族金属元素の陽イオン、ゲルマニウムイオン、正に荷電した第4族金属元素の酸化物、正に荷電した第5族金属元素の酸化物、正に荷電した第6族金属元素の酸化物及び正に荷電した酸化ゲルマニウムからなる群より選ばれる少なくとも一種を含有する前記(1)又は(2)に記載の製造方法。
(4)前記層状ケイ酸塩が、第4族金属元素の陽イオン、ゲルマニウムイオン、正に荷電した第4族金属元素の酸化物及び正に荷電した酸化ゲルマニウムからなる群より選ばれる少なくとも一種を含有する前記(1)又は(2)に記載の製造方法。
(5)前記層状ケイ酸塩が、チタンイオン、ゲルマニウムイオン、正に荷電した酸化チタン及び正に荷電した酸化ゲルマニウム及びからなる群より選ばれる少なくとも一種を含有する前記(1)又は(2)に記載の製造方法。
(6)前記層状ケイ酸塩が、さらに、第8族金属元素の陽イオン、第9族金属元素の陽イオン、第10族金属元素の陽イオン、第11族金属元素の陽イオン、第12族金属元素の陽イオン、第13族金属元素の陽イオン、正に荷電した第8族金属元素の酸化物、正に荷電した第9族金属元素の酸化物、正に荷電した第10族金属元素の酸化物、正に荷電した第11族金属元素の酸化物、正に荷電した第12族金属元素の酸化物、正に荷電した第13族金属元素の酸化物及び正に荷電したケイ素の酸化物からなる群より選ばれる少なくとも一種を含有する前記(3)~(5)のいずれかに記載の製造方法。
(7)前記層状ケイ酸塩が、150~600℃で焼成されたものである前記(1)~(6)のいずれかに記載の製造方法。
(8)前記(1)~(7)のいずれかに記載の製造方法により製造された前記式(II)で示されるオキシムをベックマン転位反応させることを特徴とする下記式(III)
[式中、R1及びR2は、それぞれ独立して、水素原子、置換されていてもよい炭化水素基又は置換されていてもよい複素環基を表す(但し、R1及びR2が共に水素原子であることはない。)か、あるいは
R1及びR2は、R1及びR2が結合する炭素原子と共に置換されていてもよい炭素数3~12の脂環式炭化水素基を形成する。]
で示されるアミド〔以下、アミド化合物(III)ということがある。〕の製造方法。
第8族金属元素としては、例えば、ルテニウム等が挙げられる。第9族金属元素としては、例えば、イリジウム等が挙げられる。第10族金属元素としては、例えば、ニッケル、パラジウム、白金等が挙げられる。第11族金属元素としては、例えば、銀、金等が挙げられる。第12族金属元素としては、例えば、亜鉛等が挙げられる。第13族金属元素としては、例えば、アルミニウム等が挙げられる。上記の第8族金属元素、第9族金属元素、第10族金属元素、第11族金属元素、第12族金属元素、第13族金属元素、第8族金属元素化合物、第9族金属元素化合物、第10族金属元素化合物、第11族金属元素化合物、第12族金属元素化合物、第13族金属元素化合物及び正に荷電したケイ素の酸化物からなる群より選ばれる少なくとも一種としては、第8族金属元素の陽イオン、第9族金属元素の陽イオン、第10族金属元素の陽イオン、第11族金属元素の陽イオン、第12族金属元素の陽イオン、第13族金属元素の陽イオン、正に荷電した第8族金属元素の酸化物、正に荷電した第9族金属元素の酸化物、正に荷電した第10族金属元素の酸化物、正に荷電した第11族金属元素の酸化物、正に荷電した第12族金属元素の酸化物、正に荷電した第13族金属元素の酸化物及び正に荷電したケイ素の酸化物からなる群より選ばれる少なくとも一種が好ましい。
で示される層状ケイ酸塩である。尚、Xは層間の陽イオンを表し、Y1、Y2は八面体シートの陽イオンを表し、Zは四面体シートの陽イオンを表す。
で示される層状ケイ酸塩である。尚、Xは層間の陽イオンを表す。
i)第4族金属元素、第5族金属元素、第6族金属元素及びゲルマニウムからなる群より選ばれる少なくとも一種の金属元素の陽イオンと、他の元素の正に荷電した酸化物との混合物
ii)第4族金属元素の化合物、第5族金属元素の化合物、第6族金属元素の化合物及びゲルマニウム化合物からなる群より選ばれる少なくとも一種の化合物が酸性条件で加水分解される化合物である場合、正に荷電した第4族金属元素の酸化物、正に荷電した第5族金属元素の酸化物、正に荷電した第6族金属元素の酸化物及び正に荷電した酸化ゲルマニウムからなる群より選ばれる少なくとも一種と、他の元素の正に荷電した酸化物との混合物
iii)第4族金属元素、第5族金属元素、第6族金属元素及びゲルマニウムからなる群より選ばれる少なくとも一種の金属元素と、他の元素とを構成元素とする正に荷電した複合酸化物
酸性条件で加水分解される他の元素を含む化合物としては、例えば、ケイ素アルコキシド化合物が挙げられ、ケイ素アルコキシド化合物としては、例えば、オルトケイ酸テトラメチル、オルトケイ酸テトラエチル、オルトケイ酸テトラプロピル、オルトケイ酸テトラブチル等のオルトケイ酸テトラアルキルが挙げられる。ケイ素アルコキシド化合物を使用することにより、正に荷電したケイ素の酸化物を含有する層状ケイ酸塩を調製することができる。
[触媒の調製]
2Lポリビーカー内に、1,2−ジメトキシエタン(和光純薬工業(株)製)687gと、35重量%塩酸(和光純薬工業(株)製)13.24gを入れ、得られた混合物を撹拌しながら、モンモリロナイト(クニミネ工業(株)製のクニピアF、層間の陽イオンとしてナトリウムイオン、カリウムイオン及びカルシウムイオンを含有するモンモリロナイト)15gを加え、室温で5分間撹拌した後、窒素でポリビーカー内の気相部を置換した。次いで、ウォーターバスを使用して、ポリビーカー内の混合物を撹拌しながら50℃に昇温後、20重量%三塩化チタン溶液(TiCl3の希塩酸溶液、和光純薬工業(株)製)17.97gを1時間かけて滴下し、滴下終了後、50℃で6時間撹拌を継続した。6時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒A(層間にチタンイオンを含有するモンモリロナイト)を調製した。
熱電対、マグネチックスターラー、ガス供給ライン及びガス排出ラインを備えたSUS316製反応器(容量:200mL)に、参考例1で得られた触媒Aを0.30g、シクロヘキシルアミン(和光純薬工業(株)製)を1.52g(15.3mmol)、及びアセトニトリル(和光純薬工業(株)製)を7.07g入れ、反応器内の気相部を窒素ガスで置換した後、密閉し、反応器内の気相部に酸素と窒素との混合ガス(酸素濃度:7体積%)を導入して反応器内の圧力を0.90MPa(ゲージ圧)とした。次いで、撹拌しながら反応器内の温度を80℃に昇温した。このときの反応器内の圧力は1.05MPa(ゲージ圧)であった。次いで、撹拌を継続しながら80℃で4時間保温した後、冷却した。得られた反応混合物にメタノールを加えて希釈した後、濾過し、得られた濾液を分析したところ、シクロヘキシルアミンの転化率は0.9%であり、シクロヘキサノンオキシムの選択率は84.6%であった。
80℃への昇温を90℃に変更し、90℃で4時間保温を行ったこと以外は、実施例1と同様の操作を行った。90℃に昇温したときの反応器内の圧力は1.10MPa(ゲージ圧)であった。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は2.3%であり、シクロヘキサノンオキシムの選択率は80.3%であった。
触媒A、シクロヘキシルアミン及びアセトニトリルに加え、2,2−ジフェニル−1−ピクリルヒドラジル(Aldrich社製)0.14g(0.36mmol)を反応器に入れたこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は19.8%であり、シクロヘキサノンオキシムの選択率は91.8%であった。
2,2−ジフェニル−1−ピクリルヒドラジルの使用量を0.14gから0.014g(0.036mmol)に変更したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は2.1%であり、シクロヘキサノンオキシムの選択率は86.5%であった。
アセトニトリル7.07gに代えて、t−ブタノール(和光純薬工業(株)製、含水量:2000重量ppm)7.03gを使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は9.6%であり、シクロヘキサノンオキシムの選択率は94.5%であった。
アセトニトリル7.07gに代えて、トルエン(和光純薬工業(株)製)7.05gを使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は14.3%であり、シクロヘキサノンオキシムの選択率は88.6%であった。
アセトニトリル7.07gに代えて、t−ブタノールと水との混合溶液〔t−ブタノール/水=7/1(重量比)〕7.04gを使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は2.2%であり、シクロヘキサノンオキシムの選択率は87.8%であった。
アセトニトリル7.07gに代えて、メタノール(和光純薬工業(株)製、含水量:1000重量ppm)7.14gを使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は7.2%であり、シクロヘキサノンオキシムの選択率は86.9%であった。
触媒A0.30gに代えて、モンモリロナイトKSF(Aldrich社製)0.31gを使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は9.5%であり、シクロヘキサノンオキシムの選択率は59.3%であった。
触媒A0.30gに代えて、活性白土(シグマアルドリッチジャパン社製)0.30gを使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は7.4%であり、シクロヘキサノンオキシムの選択率は57.3%であった。
[触媒の調製]
20重量%三塩化チタン溶液17.97gに代えて、20重量%三塩化チタン溶液36.18gを使用したこと以外は、参考例1と同様の操作を行い、触媒B(層間にチタンイオンを含有するモンモリロナイト)を調製した。
触媒A0.30gに代えて、参考例2で得られた触媒Bを0.30g使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は1.2%であり、シクロヘキサノンオキシムの選択率は77.0%であった。
[触媒の調製]
20重量%三塩化チタン溶液17.97gに代えて、20重量%三塩化チタン溶液72.76gを使用したこと以外は、参考例1と同様の操作を行い、触媒C(層間にチタンイオンを含有するモンモリロナイト)を調製した。
触媒A0.30gに代えて、参考例3で得られた触媒Cを0.60g使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は2.7%であり、シクロヘキサノンオキシムの選択率は78.0%であった。
[触媒の調製]
1Lセパラブルフラスコ内に、2モル/L塩酸(和光純薬工業(株)製)600gと、モンモリロナイト(クニミネ工業(株)製のクニピアF、層間の陽イオンとしてナトリウムイオン、カリウムイオン及びカルシウムイオンを含有するモンモリロナイト)60gを入れ、室温で5分間撹拌した。次いで、オイルバスを使用して、セパラブルフラスコ内の混合物を撹拌しながら90℃に昇温し、90℃で12時間撹拌を継続した。12時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒D(層間に水素イオンを含有するモンモリロナイト)を調製した。
触媒A0.30gに代えて、参考例4で得られた触媒Dを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は6.7%であり、シクロヘキサノンオキシムの選択率は65.1%であった。
[触媒の調製]
2Lポリビーカー内に、1,2−ジメトキシエタン(和光純薬工業(株)製)700gを入れて撹拌しながら、20重量%三塩化チタン溶液(TiCl3の希塩酸溶液、和光純薬工業(株)製)1.71gを加え、室温で5分間撹拌した。得られた混合液に、モンモリロナイト(クニミネ工業(株)製のクニピアF、層間の陽イオンとしてナトリウムイオン、カリウムイオン及びカルシウムイオンを含有するモンモリロナイト)15gを加え、室温で5分間撹拌した後、窒素でポリビーカー内の気相部を置換した。次いで、ウォーターバスを使用して、ポリビーカー内の混合物を撹拌しながら50℃に昇温し、50℃で6時間撹拌を継続した。6時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒E(層間にチタンイオンを含有するモンモリロナイト)を調製した。
触媒A0.30gに代えて、参考例5で得られた触媒Eを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は19.8%であり、シクロヘキサノンオキシムの選択率は88.1%であった。
[触媒の調製]
2Lポリビーカー内に、1,2−ジメトキシエタン(和光純薬工業(株)製)1400gを入れて撹拌しながら、硝酸ジルコニル二水和物(ZrO(NO3)2・2H2O、和光純薬工業(株)製)4.82gを加え、室温で5分間撹拌した。得られた混合液に、モンモリロナイト(クニミネ工業(株)製のクニピアF、層間の陽イオンとしてナトリウムイオン、カリウムイオン及びカルシウムイオンを含有するモンモリロナイト)30gを加え、室温で5分間撹拌した後、窒素でポリビーカー内の気相部を置換した。次いで、ウォーターバスを使用して、ポリビーカー内の混合物を撹拌しながら50℃に昇温し、50℃で6時間撹拌を継続した。6時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒F(層間に正に荷電したジルコニアを含有するモンモリロナイト)を調製した。
触媒A0.30gに代えて、参考例6で得られた触媒Fを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は4.8%であり、シクロヘキサノンオキシムの選択率は51.8%であった。
[触媒の調製]
2Lポリビーカー内に、1,2−ジメトキシエタン(和光純薬工業(株)製)700gと、サポナイト(クニミネ工業(株)製のスメクトンSA)15gを入れ、室温で5分間撹拌した後、窒素でポリビーカー内の気相部を置換した。次いで、ウォーターバスを使用して、ポリビーカー内の混合物を撹拌しながら50℃に昇温後、20重量%三塩化チタン溶液(TiCl3の希塩酸溶液、和光純薬工業(株)製)17.97gを1時間かけて滴下し、滴下終了後、50℃で6時間撹拌を継続した。6時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒G(層間にチタンイオンを含有するサポナイト)を調製した。
触媒A0.30gに代えて、参考例7で得られた触媒Gを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は3.7%であり、シクロヘキサノンオキシムの選択率は82.0%であった。
[触媒の調製]
5Lポリビーカー内に、イオン交換水2801gと、20重量%三塩化チタン溶液(TiCl3の希塩酸溶液、和光純薬工業(株)製)71.97gを入れ、室温で5分間撹拌した。得られた混合液に、モンモリロナイト(クニミネ工業(株)製のクニピアF、層間の陽イオンとしてナトリウムイオン、カリウムイオン及びカルシウムイオンを含有するモンモリロナイト)60gを加え、室温で5分間撹拌した後、窒素でポリビーカー内の気相部を置換した。次いで、ウォーターバスを使用して、ポリビーカー内の混合物を撹拌しながら50℃に昇温し、50℃で12時間撹拌を継続した。12時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒H(層間にチタンイオンを含有するモンモリロナイト)を調製した。
熱電対、マグネチックスターラー、ガス供給ライン及びガス排出ラインを備えたSUS316製反応器(容量:1L)に、参考例8で得られた触媒Hを7.53g、シクロヘキシルアミン(和光純薬工業(株)製)を106g(1.1mol)、及びトルエン(和光純薬工業(株)製)を106g入れ、反応器内の気相部を窒素ガスで置換した後、密閉し、反応器内の気相部に窒素ガスを導入して反応器内の圧力を0.90MPa(ゲージ圧)とした。次いで、撹拌しながら80℃に昇温した。このときの反応器内の圧力は0.90MPa(ゲージ圧)であった。次いで、撹拌を継続しながら、反応器内の混合物の液相中に酸素と窒素との混合ガス(酸素濃度:7体積%)を450mL/minの流量で吹込み、反応器内を流通させることで反応を開始した。反応器内の圧力を0.90MPa(ゲージ圧)に保ちつつ、反応器内の気相部からガス排出ラインを介してガスを排出しながら、5時間反応を継続した後、酸素と窒素との混合ガスの供給を止め、冷却した。得られた反応混合物にメタノールを加えて希釈した後、濾過し、得られた濾液を分析したところ、シクロヘキシルアミンの転化率は1.9%であり、シクロヘキサノンオキシムの選択率は60.1%であった。
80℃への昇温を90℃に変更し、90℃で5時間反応を継続したこと以外は、実施例17と同様の操作を行った。90℃に昇温したときの反応器内の圧力は0.90MPa(ゲージ圧)であった。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は2.7%であり、シクロヘキサノンオキシムの選択率は61.8%であった。
80℃への昇温を100℃に変更し、100℃で5時間反応を継続したこと以外は、実施例17と同様の操作を行った。100℃に昇温したときの反応器内の圧力は0.90MPa(ゲージ圧)であった。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は3.0%であり、シクロヘキサノンオキシムの選択率は60.3%であった。
80℃への昇温を120℃に変更し、120℃で5時間反応を継続したこと以外は、実施例17と同様の操作を行った。120℃に昇温したときの反応器内の圧力は0.90MPa(ゲージ圧)であった。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は6.2%であり、シクロヘキサノンオキシムの選択率は60.6%であった。
[触媒の調製]
1Lポリビーカー内に、イオン交換水716.1gと、四塩化ゲルマニウム(GeCl4、和光純薬工業(株)製)5.06gを入れ、室温で5分間撹拌した。得られた混合液に、モンモリロナイト(クニミネ工業(株)製のクニピアF、層間の陽イオンとしてナトリウムイオン、カリウムイオン及びカルシウムイオンを含有するモンモリロナイト)15gを加え、室温で5分間撹拌した後、窒素でポリビーカー内の気相部を置換した。次いで、ウォーターバスを使用して、ポリビーカー内の混合物を撹拌しながら50℃に昇温し、50℃で12時間撹拌を継続した。12時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒1(層間に正に荷電した酸化ゲルマニウムを含有するモンモリロナイト)を調製した。
触媒A0.30gに代えて、参考例9で得られた触媒1を0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は9.1%であり、シクロヘキサノンオキシムの選択率は81.0%であった。
500mLナスフラスコ内に、イオン交換水を150.2g、及び参考例8で得られた触媒Hを15.1g入れ、室温で10分間撹拌した。得られた混合物に、白金ナノコロイド(日本板硝子(株)製)5.0gを加え、室温で5分間撹拌した。次いで、得られた混合物から、50℃、減圧下に、ロータリーエバポレーターを用いて水を留去することにより固体を分離した。この固体を、空気流通下、450℃で6時間焼成し、触媒Jを調製した。
触媒A0.30gに代えて、参考例10で得られた触媒Jを0.31g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は29.1%であり、シクロヘキサノンオキシムの選択率は90.9%であった。
500mLナスフラスコ内に、イオン交換水を50.7g、及び参考例1で得られた触媒Aを5.1g入れ、室温で5分間撹拌した。得られた混合物に、塩化ルテニウム水和物((株)フルヤ金属製、Ru含有量40.75重量%)0.12gを加え、室温で5分間撹拌した。次いで、得られた混合物から、50℃、減圧下に、ロータリーエバポレーターを用いて水を留去することにより固体を分離した。この固体を、空気流通下、450℃で6時間焼成し、触媒Kを調製した。
触媒A0.30gに代えて、参考例11で得られた触媒Kを0.30g使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は2.1%であり、シクロヘキサノンオキシムの選択率は78.1%であった。
触媒A0.30gに代えて、参考例11で得られた触媒Kを0.31g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は40.5%であり、シクロヘキサノンオキシムの選択率は94.9%であった。
塩化ルテニウム水和物0.12gに代えて、塩化銀(AgCl、和光純薬工業(株)製)0.07gを使用したこと以外は、参考例11と同様の操作を行い、触媒Lを調製した。
触媒A0.30gに代えて、参考例12で得られた触媒Lを0.30g使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は1.6%であり、シクロヘキサノンオキシムの選択率は82.7%であった。
触媒A0.30gに代えて、参考例12で得られた触媒Lを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は43.0%であり、シクロヘキサノンオキシムの選択率は94.3%であった。
塩化ルテニウム水和物0.12gに代えて、塩化パラジウム(PdCl2、和光純薬工業(株)製)0.07gを使用したこと以外は、参考例11と同様の操作を行い、触媒Mを調製した。
触媒A0.30gに代えて、参考例13で得られた触媒Mを0.30g使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は1.8%であり、シクロヘキサノンオキシムの選択率は83.9%であった。
触媒A0.30gに代えて、参考例13で得られた触媒Mを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は38.3%であり、シクロヘキサノンオキシムの選択率は93.7%であった。
塩化ルテニウム水和物0.12gに代えて、塩化イリジウム(IrCl4、和光純薬工業(株)製)0.10gを使用したこと以外は、参考例11と同様の操作を行い、触媒Nを調製した。
触媒A0.30gに代えて、参考例14で得られた触媒Nを0.31g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は42.5%であり、シクロヘキサノンオキシムの選択率は94.7%であった。
[触媒の調製]
2Lポリビーカー内に、エタノール(和光純薬工業(株)製)1200gを入れ、撹拌しながら、20重量%三塩化チタン溶液(TiCl3の希塩酸溶液、和光純薬工業(株)製)32.13gを加え、室温で5分間撹拌した。得られた混合液に、モンモリロナイト(クニミネ工業(株)製のクニピアF、層間の陽イオンとしてナトリウムイオン、カリウムイオン及びカルシウムイオンを含有するモンモリロナイト)26.88gを加え、室温で5分間撹拌した後、窒素でポリビーカー内の気相部を置換した。次いで、ウォーターバスを使用して、ポリビーカー内の混合物を撹拌しながら50℃に昇温し、50℃で6時間撹拌を継続した。6時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、得られた乾燥物を空気流通下、450℃で6時間焼成し、触媒Oを調製した。
触媒A0.30gに代えて、参考例15で得られた触媒Oを0.31g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は29.3%であり、シクロヘキサノンオキシムの選択率は93.9%であった。
[触媒の調製]
1Lポリビーカー内に、メタノール(試薬特級、和光純薬工業(株)製)390gとモンモリロナイト(クニミネ工業(株)製のクニピアF、層間の陽イオンとしてナトリウムイオン、カリウムイオン及びカルシウムイオンを含有するモンモリロナイト)50.2gとを入れ、撹拌しながら、ウォーターバスを使用して50℃に昇温し、20重量%三塩化チタン溶液(TiCl3の希塩酸溶液、和光純薬工業(株)製)59.9gを1時間かけて滴下した。滴下終了後、50℃で6時間撹拌を継続した。6時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒P(層間にチタンイオンを含有するモンモリロナイト)を調製した。
触媒A0.30gに代えて、参考例16で得られた触媒Pを0.30g使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は3.4%であり、シクロヘキサノンオキシムの選択率は82.3%であった。
触媒A0.30gに代えて、参考例16で得られた触媒Pを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は27.4%であり、シクロヘキサノンオキシムの選択率は91.5%であった。
[触媒の調製]
1Lポリビーカー内に、メタノール(和光純薬工業(株)製)388gとモンモリロナイト(クニミネ工業(株)製のクニピアF、層間の陽イオンとしてナトリウムイオン、カリウムイオン及びカルシウムイオンを含有するモンモリロナイト)50.1gとを入れ、撹拌しながら、ウォーターバスを使用して50℃に昇温し、30重量%硫酸チタン溶液(Ti(SO4)2の希硫酸溶液、和光純薬工業(株)製)62.1gを1時間かけて滴下した。滴下終了後、50℃で6時間撹拌を継続した。6時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒Q(層間にチタンイオンを含有するモンモリロナイト)を調製した。
触媒A0.30gに代えて、参考例17で得られた触媒Qを0.30g使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は3.1%であり、シクロヘキサノンオキシムの選択率は69.5%であった。
触媒A0.30gに代えて、参考例17で得られた触媒Qを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は26.4%であり、シクロヘキサノンオキシムの選択率は91.7%であった。
[触媒の調製]
50mLビーカー内に、エタノール(和光純薬工業(株)製)12.1gと、2モル/L塩酸(和光純薬工業(株)製)6.1gを入れ、得られた混合物を撹拌しながら、オルトケイ酸テトラエチル(和光純薬工業(株)製)25.3gを加え、撹拌しながらウォーターバスを使用して70℃に昇温した後、70℃で1時間撹拌を継続し、a液を調製した。一方、50mLビーカー内に、2モル/L塩酸(和光純薬工業(株)製)36.2gと、チタンテトライソプロポキシド(和光純薬工業(株)製)3.6gを入れ、室温で1時間撹拌し、b液を調製した。
触媒A0.30gに代えて、参考例18で得られた触媒Rを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は22.2%であり、シクロヘキサノンオキシムの選択率は89.8%であった。
[触媒の調製]
50mLビーカー内に、エタノール(和光純薬工業(株)製)12.6gと、2モル/L塩酸(和光純薬工業(株)製)3.1gを入れ、得られた混合物を撹拌しながら、オルトケイ酸テトラエチル(和光純薬工業(株)製)6.1gを加え、撹拌しながらウォーターバスを使用して70℃に昇温した後、70℃で1時間撹拌を継続し、c液を調製した。一方、50mLビーカー内に、2モル/L塩酸(和光純薬工業(株)製)18.1gと、チタンテトライソプロポキシド(和光純薬工業(株)製)1.9gを入れ、室温で1時間撹拌し、d液を調製した。
触媒A0.30gに代えて、参考例19で得られた触媒Sを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は28.4%であり、シクロヘキサノンオキシムの選択率は88.3%であった。
[触媒の調製]
1Lポリビーカー内に、メタノール(試薬特級、和光純薬工業(株)製)117gとヘクトライト(コープケミカル(株)製のルーセンタイトSWF)15.8gとを入れ、撹拌しながら、ウォーターバスを使用して50℃に昇温し、20重量%三塩化チタン溶液(TiCl3の希塩酸溶液、和光純薬工業(株)製)18.0gを15分かけて滴下した。滴下終了後、50℃で6時間撹拌を継続した。6時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒T(層間にチタンイオンを含有するヘクトライト)を調製した。
触媒A0.30gに代えて、参考例20で得られた触媒Tを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は19.8%であり、シクロヘキサノンオキシムの選択率は85.2%であった。
[触媒の調製]
50mLビーカー内に、エタノール(和光純薬工業(株)製)6.0gと、2モル/L塩酸(和光純薬工業(株)製)3.0gを入れ、得られた混合物を撹拌しながら、オルトケイ酸テトラエチル(和光純薬工業(株)製)12.6gを加え、撹拌しながらウォーターバスを使用して70℃に昇温した後、70℃で1時間撹拌を継続し、e液を調製した。一方、50mLビーカー内に、2モル/L塩酸(和光純薬工業(株)製)18.0gと、チタンテトライソプロポキシド(和光純薬工業(株)製)1.8gを入れ、室温で1時間撹拌し、f液を調製した。
触媒A0.30gに代えて、参考例21で得られた触媒Uを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は20.5%であり、シクロヘキサノンオキシムの選択率は88.7%であった。
[触媒の調製]
1Lポリビーカー内に、メタノール(試薬特級、和光純薬工業(株)製)156gとスチーブンサイト(クニミネ工業(株)製のスメクトンST)20.0gとを入れ、撹拌しながら、ウォーターバスを使用して50℃に昇温し、20重量%三塩化チタン溶液(TiCl3の希塩酸溶液、和光純薬工業(株)製)24.0gを25分かけて滴下した。滴下終了後、50℃で6時間撹拌を継続した。6時間経過後、室温まで冷却し、撹拌を停止した。得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、水で洗浄濾過し、洗浄濾液のpHが5以上になるまで繰り返し洗浄した。洗浄後、得られた固体を110℃で一晩乾燥し、触媒V(層間にチタンイオンを含有するスチーブンサイト)を調製した。
触媒A0.30gに代えて、参考例22で得られた触媒Vを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は17.1%であり、シクロヘキサノンオキシムの選択率は86.2%であった。
[触媒の調製]
100mLビーカー内に、メタノール(和光純薬工業(株)製)15.9gと、2モル/L塩酸(和光純薬工業(株)製)8.0gを入れ、得られた混合物を撹拌しながら、オルトケイ酸テトラエチル(和光純薬工業(株)製)33.6gを加え、撹拌しながらウォーターバスを使用して70℃に昇温した後、70℃で1時間撹拌を継続し、g液を調製した。一方、100mLビーカー内に、2モル/L塩酸(和光純薬工業(株)製)48.0gと、チタンテトライソプロポキシド(和光純薬工業(株)製)4.8gを入れ、室温で1時間撹拌し、h液を調製した。
触媒A0.30gに代えて、参考例23で得られた触媒Wを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は11.5%であり、シクロヘキサノンオキシムの選択率は93.7%であった。
1Lナスフラスコ内に、イオン交換水200gと、塩化ルテニウム水和物((株)フルヤ金属製、Ru含有量40.75重量%)0.51gとを入れ、室温で5分間撹拌した。得られた混合物に、参考例16で得られた触媒Pを20.1g加え、室温で1時間撹拌した。次いで、得られた混合物から、50℃、減圧下に、ロータリーエバポレーターを用いて水を留去することにより固体を分離した。この固体を、50mL/minの流量の空気流通下、450℃で6時間焼成し、触媒Xを調製した。
触媒A0.30gに代えて、参考例24で得られた触媒Xを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は38.1%であり、シクロヘキサノンオキシムの選択率は93.6%であった。
500mLナスフラスコ内に、イオン交換水50.5gと、塩化ニッケル(II)(無水、NiCl2、和光純薬工業(株)製)0.12gとを入れ、室温で5分間撹拌した。得られた混合物に、参考例16で得られた触媒Pを5.0g加え、室温で1時間撹拌した。次いで、得られた混合物から、50℃、減圧下に、ロータリーエバポレーターを用いて水を留去することにより固体を分離した。この固体を、50mL/minの流量の空気流通下、450℃で6時間焼成し、触媒Yを調製した。
触媒A0.30gに代えて、参考例25で得られた触媒Yを0.30g使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は0.3%であり、シクロヘキサノンオキシムの選択率は61.1%であった。
触媒A0.30gに代えて、参考例25で得られた触媒Yを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は34.2%であり、シクロヘキサノンオキシムの選択率は94.6%であった。
塩化ニッケル(II)0.12gに代えて、塩化金(III)酸四水和物(HAuCl4・4H2O、関東化学(株)製)0.10gを使用したこと以外は、参考例25と同様の操作を行い、触媒Zを調製した。
触媒A0.30gに代えて、参考例26で得られた触媒Zを0.30g使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は2.1%であり、シクロヘキサノンオキシムの選択率は82.7%であった。
触媒A0.30gに代えて、参考例26で得られた触媒Zを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は31.2%であり、シクロヘキサノンオキシムの選択率は91.7%であった。
200mLナスフラスコ内に、イオン交換水40.0gと、硝酸アルミニウム九水和物(Al(NO3)3・9H2O、和光純薬工業(株)製)1.14gとを入れ、室温で撹拌し、溶液を得た。得られた溶液に、参考例16で得られた触媒Pを4.0g加えた後、水酸化ナトリウム(和光純薬工業(株)製)0.36gとイオン交換水30.0gとの混合溶液を滴下し、室温で2時間撹拌した。次いで、得られた混合物を加圧濾過することにより固体を分離し、この固体を、加圧濾過により、400mLの水で洗浄濾過した。洗浄後、得られた固体を110℃で一晩乾燥し、得られた乾燥物を50mL/minの流量の空気流通下、200℃で6時間焼成し、触媒αを調製した。
触媒A0.30gに代えて、参考例27で得られた触媒αを0.30g使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は28.1%であり、シクロヘキサノンオキシムの選択率は93.1%であった。
触媒A0.30gに代えて、酸化チタン(TiO2、石原産業(株)社製のST−01)0.30gを使用したこと以外は、実施例1と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は0.2%であり、シクロヘキサノンオキシムの選択率は5.6%であった。
触媒A0.30gに代えて、酸化チタン(TiO2、石原産業(株)社製のST−01)0.30gを使用したこと以外は、実施例3と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は3.1%であり、シクロヘキサノンオキシムの選択率は46.3%であった。
触媒H7.53gに代えて、酸化チタン(TiO2、石原産業(株)社製のST−01)7.50gを使用したこと以外は、実施例17と同様の操作を行った。得られた濾液を分析したところ、シクロヘキシルアミンの転化率は0.2%であり、シクロヘキサノンオキシムの選択率は10.6%であった。
Claims (8)
- 前記層状ケイ酸塩がスメクタイトである請求項1に記載の製造方法。
- 前記層状ケイ酸塩が、水素イオン、アンモニウムイオン、第四級アンモニウムイオン、第4族金属元素の陽イオン、第5族金属元素の陽イオン、第6族金属元素の陽イオン、ゲルマニウムイオン、正に荷電した第4族金属元素の酸化物、正に荷電した第5族金属元素の酸化物、正に荷電した第6族金属元素の酸化物及び正に荷電した酸化ゲルマニウムからなる群より選ばれる少なくとも一種を含有する請求項1又は2に記載の製造方法。
- 前記層状ケイ酸塩が、第4族金属元素の陽イオン、ゲルマニウムイオン、正に荷電した第4族金属元素の酸化物及び正に荷電した酸化ゲルマニウムからなる群より選ばれる少なくとも一種を含有する請求項1又は2に記載の製造方法。
- 前記層状ケイ酸塩が、チタンイオン、ゲルマニウムイオン、正に荷電した酸化チタン及び正に荷電した酸化ゲルマニウムからなる群より選ばれる少なくとも一種を含有する請求項1又は2に記載の製造方法。
- 前記層状ケイ酸塩が、さらに、第8族金属元素の陽イオン、第9族金属元素の陽イオン、第10族金属元素の陽イオン、第11族金属元素の陽イオン、第12族金属元素の陽イオン、第13族金属元素の陽イオン、正に荷電した第8族金属元素の酸化物、正に荷電した第9族金属元素の酸化物、正に荷電した第10族金属元素の酸化物、正に荷電した第11族金属元素の酸化物、正に荷電した第12族金属元素の酸化物、正に荷電した第13族金属元素の酸化物及び正に荷電したケイ素の酸化物からなる群より選ばれる少なくとも一種を含有する請求項3~5のいずれかに記載の製造方法。
- 前記層状ケイ酸塩が、150~600℃で焼成されたものである請求項1~6のいずれかに記載の製造方法。
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US9656950B2 (en) | 2013-03-27 | 2017-05-23 | Sumitomo Chemical Company, Limited | Method for producing oxime |
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JPH05170732A (ja) | 1991-12-24 | 1993-07-09 | Sumitomo Chem Co Ltd | ε−カプロラクタムの製造方法及びε−カプロラクタム製造用固体触媒の活性化方法 |
JP2005015381A (ja) | 2003-06-26 | 2005-01-20 | Asahi Kasei Chemicals Corp | 環状脂肪族オキシムの製造法 |
JP2005015382A (ja) | 2003-06-26 | 2005-01-20 | Asahi Kasei Chemicals Corp | 環状脂肪族オキシムの製法 |
WO2005009613A1 (ja) | 2003-07-25 | 2005-02-03 | Asahi Kasei Chemicals Corporation | 酸化触媒 |
CN102000555A (zh) * | 2010-10-28 | 2011-04-06 | 河北工业大学 | 用于环己酮氨肟化直接合成己内酰胺的催化剂及其制备和应用方法 |
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JP2013189414A (ja) * | 2012-03-15 | 2013-09-26 | Sumitomo Chemical Co Ltd | オキシムの製造方法 |
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KR100355342B1 (ko) * | 1999-09-21 | 2002-10-12 | 한국과학기술연구원 | 층상 실리카와 금속산화물로 이루어진 세공성 촉매 및 이를 이용한 ε-카프로락탐의 제조방법 |
US6930204B2 (en) * | 2001-02-26 | 2005-08-16 | Asahi Kasei Kabushiki Kaisha | Process for producing a cyclic aliphatic oxime |
JP2003064038A (ja) * | 2001-08-28 | 2003-03-05 | Asahi Kasei Corp | 環状脂肪族オキシムの製造法 |
KR100603959B1 (ko) * | 2004-08-24 | 2006-07-25 | 한국과학기술연구원 | 금속 산화물 함유 케냐이트 촉매, 이의 제조 방법 및 이를사용하는 ε-카프로락탐의 제조 방법 |
JP2012158501A (ja) * | 2011-02-02 | 2012-08-23 | Sumitomo Chemical Co Ltd | ゼオライトの製造方法及びε−カプロラクタムの製造方法 |
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2013
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- 2013-12-12 EP EP13866840.5A patent/EP2940004B1/en not_active Not-in-force
- 2013-12-12 CN CN201380067841.8A patent/CN104870420B/zh active Active
- 2013-12-12 US US14/655,514 patent/US9533944B2/en not_active Expired - Fee Related
- 2013-12-12 WO PCT/JP2013/084002 patent/WO2014103850A1/ja active Application Filing
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JPH05170732A (ja) | 1991-12-24 | 1993-07-09 | Sumitomo Chem Co Ltd | ε−カプロラクタムの製造方法及びε−カプロラクタム製造用固体触媒の活性化方法 |
JP2005015381A (ja) | 2003-06-26 | 2005-01-20 | Asahi Kasei Chemicals Corp | 環状脂肪族オキシムの製造法 |
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US9656950B2 (en) | 2013-03-27 | 2017-05-23 | Sumitomo Chemical Company, Limited | Method for producing oxime |
WO2016148200A1 (ja) * | 2015-03-17 | 2016-09-22 | 住友化学株式会社 | ε-カプロラクタムの製造方法 |
Also Published As
Publication number | Publication date |
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JPWO2014103850A1 (ja) | 2017-01-12 |
TW201431832A (zh) | 2014-08-16 |
EP2940004A4 (en) | 2016-08-03 |
EP2940004B1 (en) | 2017-09-13 |
EP2940004A1 (en) | 2015-11-04 |
JP6134740B2 (ja) | 2017-05-24 |
US9533944B2 (en) | 2017-01-03 |
CN104870420A (zh) | 2015-08-26 |
CN104870420B (zh) | 2017-06-27 |
US20150353478A1 (en) | 2015-12-10 |
TWI598326B (zh) | 2017-09-11 |
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