WO2018159707A1 - 化合物又は樹脂の精製方法、及び組成物の製造方法 - Google Patents
化合物又は樹脂の精製方法、及び組成物の製造方法 Download PDFInfo
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- WO2018159707A1 WO2018159707A1 PCT/JP2018/007609 JP2018007609W WO2018159707A1 WO 2018159707 A1 WO2018159707 A1 WO 2018159707A1 JP 2018007609 W JP2018007609 W JP 2018007609W WO 2018159707 A1 WO2018159707 A1 WO 2018159707A1
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- UHOVQNZJYSORNB-UHFFFAOYSA-N c1ccccc1 Chemical compound c1ccccc1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 5
- UKMSALUGVCKANE-UHFFFAOYSA-N C1C=CC=C2C=CC=CC12 Chemical compound C1C=CC=C2C=CC=CC12 UKMSALUGVCKANE-UHFFFAOYSA-N 0.000 description 2
- UKWAEZFMAQUPJS-UHFFFAOYSA-N CC1(C)C(C2)C(CCC3)C3C2C1 Chemical compound CC1(C)C(C2)C(CCC3)C3C2C1 UKWAEZFMAQUPJS-UHFFFAOYSA-N 0.000 description 2
- KTIHUFWCSHRKAL-UHFFFAOYSA-N CC1(C)C(CC2)CC2C1 Chemical compound CC1(C)C(CC2)CC2C1 KTIHUFWCSHRKAL-UHFFFAOYSA-N 0.000 description 2
- UKMSALUGVCKANE-JTQLQIEISA-N C1C=CC=C2C=CC=C[C@@H]12 Chemical compound C1C=CC=C2C=CC=C[C@@H]12 UKMSALUGVCKANE-JTQLQIEISA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N C1CCCCC1 Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- YSNUNOAIZCLKQE-UHFFFAOYSA-N CC(c1ccc(C2CCCCC2)cc1)(c(c(cc1)c(cc2)cc1O)c2O)c1c(ccc(O)c2)c2ccc1O Chemical compound CC(c1ccc(C2CCCCC2)cc1)(c(c(cc1)c(cc2)cc1O)c2O)c1c(ccc(O)c2)c2ccc1O YSNUNOAIZCLKQE-UHFFFAOYSA-N 0.000 description 1
- QEGNUYASOUJEHD-UHFFFAOYSA-N CC1(C)CCCCC1 Chemical compound CC1(C)CCCCC1 QEGNUYASOUJEHD-UHFFFAOYSA-N 0.000 description 1
- DZRLNYVDCIYXPG-UHFFFAOYSA-N c(cc1)cc(cc2)c1cc2Oc1cc(cccc2)c2cc1 Chemical compound c(cc1)cc(cc2)c1cc2Oc1cc(cccc2)c2cc1 DZRLNYVDCIYXPG-UHFFFAOYSA-N 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/82—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by solid-liquid treatment; by chemisorption
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
- C07D311/82—Xanthenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/12—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings
- C07C39/14—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings with at least one hydroxy group on a condensed ring system containing two rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/12—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings
- C07C39/15—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings with all hydroxy groups on non-condensed rings, e.g. phenylphenol
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/78—Ring systems having three or more relevant rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/12—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
- C08G65/38—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols
- C08G65/40—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols (I) and other compounds (II), e.g. OH-Ar-OH + X-Ar-X, where X is halogen atom, i.e. leaving group
- C08G65/4075—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols (I) and other compounds (II), e.g. OH-Ar-OH + X-Ar-X, where X is halogen atom, i.e. leaving group from self-polymerisable monomers, e.g. OH-Ar-X
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/02—Condensation polymers of aldehydes or ketones with phenols only of ketones
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
- C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
- C08G8/20—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with polyhydric phenols
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/09—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers
- G03F7/11—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers having cover layers or intermediate layers, e.g. subbing layers
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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
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/022—Quinonediazides
Definitions
- the present invention relates to a method for purifying a compound or resin having a specific structure and a method for producing a composition.
- the polyphenol compound or resin having a specific skeleton as described in Patent Documents 1 and 2 is excellent in heat resistance, etching resistance, and solvent solubility, a coating agent for semiconductor, a resist material, Used as a semiconductor underlayer film forming material.
- the metal content is an important performance item for improving the yield. That is, when a polyphenol compound or resin having a specific skeleton with a high metal content is used, the metal remains in the semiconductor, and the electrical properties of the semiconductor are reduced. It has been.
- a purification method for reducing the metal content of a polyphenol compound or resin having a specific skeleton after performing recrystallization by adding ion exchange water or pure water to a mixture containing the compound or resin and an organic solvent, A method for performing solid-liquid separation, or by dissolving the compound or resin in an organic solvent that is not arbitrarily miscible with water, bringing the solution into contact with an aqueous solution and performing an extraction treatment, thereby transferring the metal component to the aqueous phase, A method of reducing the metal content by separating the organic phase and the aqueous phase can be considered.
- a method of bringing a mixture containing the compound or resin and an organic solvent into contact with an ion exchange resin is also conceivable.
- an ion exchange resin when various kinds of metal ions are contained, it is difficult to select an ion exchange resin, and it is difficult to remove depending on the type of metal, and removal of nonionic metals. Is difficult, and there is a problem that running cost is high.
- An object of the present invention is to provide a purification method that can significantly reduce the content of various metals in a compound or resin having a specific structure.
- the present inventors have made a solution containing a compound having a specific structure or a resin and a solvent pass through a filter, so that the metal content in the solution is reduced.
- the inventors found that it was significantly reduced and reached the present invention. That is, the present invention is as follows.
- a method for purifying a substance comprising: (In the formula (1A), X is an oxygen atom, a sulfur atom, a single bond or non-bridged, R a is a 2n-valent group having 1 to 60 carbon atoms or a single bond, and R b is independently An alkyl group having 1 to 40 carbon atoms which may have a substituent, an aryl group having 6 to 40 carbon atoms which may have a substituent, and 2 to 40 carbon atoms which may have a substituent.
- R b is a group including one selected from a hydroxyl group and a thiol group, and all m are simultaneously It will never be 0.
- X, R a , R b , n and p are as defined in the formula (1A)
- R c is a single bond or an alkylene group having 1 to 40 carbon atoms.
- M 2 are each independently an integer of 0 to 8.
- at least one of R b is a group containing one or more selected from a hydroxyl group and a thiol group, and all m 2 are simultaneously It will never be 0.
- [2] The purification method according to [1], wherein the purification is performed in an atmosphere having an oxygen concentration of less than 20%.
- [3] The purification method according to [1] or [2], wherein the filter has a nominal pore size of 0.2 ⁇ m or less.
- the compound represented by the formula (1A) and the resin having the structure represented by the formula (2A) are respectively represented by the compound represented by the following formula (1A ′) and the following formula (2A ′).
- R b , X, m and p have the same meanings as described in the formula (1A)
- R X is an n-valent group having 1 to 40 carbon atoms or a single bond.
- R Z is a hydrogen atom, an alkyl group having 1 to 30 carbon atoms, or an aryl group having 6 to 30 carbon atoms, and n 1 is an integer of 1 to 4.
- R b , X, m 2 and p have the same meanings as described in formula (2A), and R X , R Z and n 1 have been described in formula (1A ′). Synonymous with things.
- R 1 has the same meaning as R a in formula (1A)
- R 2 are each independently An alkyl group having 1 to 40 carbon atoms, an aryl group having 6 to 40 carbon atoms, an alkenyl group having 2 to 40 carbon atoms, an alkoxy group having 1 to 40 carbon atoms, a halogen atom, a thiol group, or a hydroxyl group
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, and all m are not 0 at the same time.
- Z represents an oxygen atom or a sulfur atom
- R 1 , R 2 , m, p and n have the same meanings as described in the formula (1), where R 2 Is at least one selected from a hydroxyl group and a thiol group, and all m are not 0 at the same time.
- R 1 , R 2 , m, p and n have the same meanings as described in the formula (1), where at least one of R 2 is a hydroxyl group and a thiol group.
- R 1 has the same meaning as R a in Formula (1A)
- n and p have the same meanings as described in Formula (1A)
- R 5 and R 6 are each independently Te alkyl group having 1 to 40 carbon atoms, an aryl group having 6 to 40 carbon atoms, an alkenyl group having 2 to 40 carbon atoms, an alkoxy group having 1 to 40 carbon atoms, a halogen atom, a thiol group or a hydroxyl group
- m 5 is Each independently represents an integer of 0 to 8
- m 6 independently represents an integer of 0 to 9.
- R 5 and R 6 are 1 selected from a hydroxyl group and a thiol group Seeds, all m 5 and m 6 are not 0 at the same time.
- the compound represented by the formula (3) is a compound represented by the following formula (3-1).
- R 1 , R 5 , R 6 and n are as defined in the formula (3), and m 5 ′ is each independently an integer of 0 to 4.
- M 6 ′ are each independently an integer of 0 to 5.
- R 1 has the same meaning as that described in Formula (3) above;
- R 7 and R 8 are each independently an alkyl group having 1 to 40 carbon atoms;
- m 7 and m 8 are each independently an integer of 0 to 7.
- At least one selected from R 5 and R 6 is one selected from a hydroxyl group and a thiol group, and all m 5 and m 6 are not 0 at the same time. .)
- a method for producing a composition comprising less than Cr and less than 70 ppb Sn Preparing a solution comprising a solvent and a precursor composition comprising said material, Na above 99 ppb, Fe above 60 ppb, Cr above 80 ppb and Sn above 70 ppb; Passing the solution through a filter so that the contents of Na, Fe, Cr, and Sn in the solution are 99 ppb or less, less than 60 ppb, less than 80 ppb, and less than 70 ppb, respectively; The manufacturing method of the composition containing this.
- X is an oxygen atom, a sulfur atom, a single bond or non-bridged
- R a is a 2n-valent group having 1 to 60 carbon atoms or a single bond
- R b is independently An alkyl group having 1 to 40 carbon atoms which may have a substituent, an aryl group having 6 to 40 carbon atoms which may have a substituent, and 2 to 40 carbon atoms which may have a substituent.
- at least one of R b is a group including one selected from a hydroxyl group and a thiol group, and all m are simultaneously It will never be 0.
- X, R a , R b , n and p are as defined in the formula (1A)
- R c is a single bond or an alkylene group having 1 to 40 carbon atoms.
- M 2 are each independently an integer of 0 to 8.
- at least one of R b is a group containing one or more selected from a hydroxyl group and a thiol group, and all m 2 are simultaneously It will never be 0.
- the content of various metals in a compound or resin having a specific structure can be significantly reduced.
- the present embodiment a mode for carrying out the present invention (hereinafter referred to as “the present embodiment”) will be described in detail.
- the present invention is not limited to this, and various modifications can be made without departing from the gist thereof. Is possible.
- the method for purifying a substance according to this embodiment includes one or more substances selected from a compound represented by the following formula (1A) and a resin having a structure represented by the following formula (2A), and a solvent.
- purification means an operation for sufficiently reducing the metal components that can coexist with the substance.
- the amount of Na is 99 ppb or less, Fe The amount is less than 60 ppb, the Cr amount is less than 80 ppb, and the Sn amount is less than 70 ppb.
- the amount of Na that can coexist with the purified material is 50 ppb or less
- the amount of Fe is 50 ppb or less
- the amount of Cr is 50 ppb or less
- the amount of Sn is 50 ppb or less.
- liquid passage means that the solution passes from the outside of the filter to the inside of the filter and moves again to the outside of the filter. For example, the solution is simply passed through the surface of the filter. And a mode in which the solution is moved outside the ion exchange resin while being in contact with the surface (that is, a mode of simply contacting) are excluded.
- X represents an oxygen atom, a sulfur atom, a single bond or no crosslinking.
- R a is a 2n-valent group having 1 to 60 carbon atoms or a single bond.
- Examples of the 2n-valent group include those having a linear hydrocarbon group, a branched hydrocarbon group, or an alicyclic hydrocarbon group.
- the alicyclic hydrocarbon group includes a bridged alicyclic hydrocarbon group.
- the 2n-valent group may include a halogen group, a nitro group, an amino group, a hydroxyl group, an alkoxy group, a thiol group, or an aromatic group having 6 to 40 carbon atoms. Further, the 2n-valent group may contain an ether bond, a ketone bond, an ester bond or a double bond. Further, the carbon number is preferably 1 to 40.
- Each R b independently has an alkyl group having 1 to 40 carbon atoms which may have a substituent, an aryl group having 6 to 40 carbon atoms which may have a substituent, or a substituent.
- the alkyl group may be linear, branched or cyclic.
- at least one of R b is a group containing one kind selected from a hydroxyl group and a thiol group.
- n is an integer of 1 to 4
- p is each independently an integer of 0 to 2.
- the compound represented by the formula (1A) is preferably a compound represented by the following formula (1) from the viewpoint of ease of production.
- R 1 has the same meaning as R a .
- Each R 2 independently represents an alkyl group having 1 to 40 carbon atoms, an aryl group having 6 to 40 carbon atoms, an alkenyl group having 2 to 40 carbon atoms, an alkoxy group having 1 to 40 carbon atoms, a halogen atom, a thiol group, or It is a hydroxyl group.
- the alkyl group may be linear, branched or cyclic.
- at least one of R 2 is one selected from a hydroxyl group and a thiol group.
- the compound represented by the formula (1) is preferably a compound represented by the following formula (1-1) from the viewpoint of heat resistance.
- Z represents an oxygen atom or a sulfur atom
- R 1 , R 2 , m, p, and n have the same meaning as described in the formula (1).
- not all m are simultaneously 0, and at least one of R 2 is one selected from a hydroxyl group and a thiol group.
- the compound represented by the above formula (1-1) is preferably a compound represented by the following formula (1-2) from the viewpoint of raw material supply ability.
- R 1 , R 2 , m, p and n have the same meanings as described in the formula (1).
- not all m are simultaneously 0, and at least one of R 2 is one selected from a hydroxyl group and a thiol group.
- the compound represented by the formula (1-2) is preferably a compound represented by the following formula (1-3) from the viewpoints of thermosetting properties and dissolution stability.
- R 1 , p and n have the same meanings as described in the formula (1).
- R 4 each independently represents an alkyl group having 1 to 40 carbon atoms, an aryl group having 6 to 40 carbon atoms, an alkenyl group having 2 to 40 carbon atoms, an alkoxy group having 1 to 40 carbon atoms, a halogen atom or a thiol group. is there.
- the alkyl group may be linear, branched or cyclic.
- m 4 is each independently an integer of 0 to 8
- q is each independently an integer of 0 to 8. Here, not all qs become 0 simultaneously.
- the compound represented by the formula (1-3) is preferably a compound represented by the following formula (1-4) from the viewpoint of heat resistance and dissolution stability.
- R 1 , p and n have the same meaning as described in the above formula (1).
- R 4 has the same meaning as described in the formula (1-3).
- m 4 ′ is each independently an integer of 0 to 7.
- the compound represented by the formula (1-4) is preferably a compound represented by the following formula (1-5) from the viewpoint of availability of raw materials and ease of production.
- R 1 has the same meaning as described in the formula (1), and R 4 has the same meaning as described in the formula (1-3).
- m 4 ′′ each independently represents an integer of 0 to 5. Further, in the formula (1-5), R 1 preferably has at least one hydrogen atom or methyl group.
- the compound represented by the said formula (1A) is a compound represented by following formula (3) from a viewpoint of a solubility improvement.
- R 1 has the same meaning as R a in formula (1A)
- R 5 and R 6 are each independently an alkyl group having 1 to 40 carbon atoms, an aryl group having 6 to 40 carbon atoms, an alkenyl group having 2 to 40 carbon atoms, an alkoxy group having 1 to 40 carbon atoms, a halogen atom, a thiol A group or a hydroxyl group.
- the alkyl group may be linear, branched or cyclic.
- m 5 is each independently an integer of 0 to 8
- m 6 is each independently an integer of 0 to 9.
- at least one selected from R 5 and R 6 is one selected from a hydroxyl group and a thiol group, and all m 5 and m 6 are not 0 simultaneously.
- the compound represented by the formula (3) is preferably a compound represented by the following formula (3-1) from the viewpoint of raw material availability.
- R 1 , R 5 , R 6 and n have the same meaning as described in the formula (3).
- m 5 ′ is each independently an integer of 0 to 4
- m 6 ′ is each independently an integer of 0 to 5.
- at least one selected from R 5 and R 6 is one selected from a hydroxyl group and a thiol group, and all m 5 ′ and m 6 ′ are not 0 at the same time.
- the compound represented by the formula (3-1) is preferably a compound represented by the following formula (3-2) from the viewpoint of availability of raw materials and ease of production.
- R 1 has the same meaning as described in the formula (3).
- R 7 and R 8 are each independently a linear, branched or cyclic alkyl group having 1 to 40 carbon atoms, an aryl group having 6 to 40 carbon atoms, an alkenyl group having 2 to 40 carbon atoms, or 1 carbon atom. 40 to 40 alkoxy groups, halogen atoms, thiol groups or hydroxyl groups.
- the alkyl group may be linear, branched or cyclic.
- m 7 and m 8 are each independently an integer of 0 to 7.
- R 1 preferably has at least one hydrogen atom methyl group.
- the compound represented by the formula (1A) is preferably a compound represented by the following formula (1A ′) from the viewpoint of solubility in an organic solvent.
- R b , X, m and p have the same meanings as described in the formula (1A), and R X is an n-valent group having 1 to 40 carbon atoms or a single bond.
- R Z is a hydrogen atom, an alkyl group having 1 to 30 carbon atoms, or an aryl group having 6 to 30 carbon atoms, and n 1 is an integer of 1 to 4.
- n 1 present “> C (R z ) —” and 1 R X each correspond to the 2n-valent group R a .
- R X is an n-valent group having 1 to 40 carbon atoms
- R X is an n-valent group having 1 to 40 carbon atoms or It is a single bond.
- the compound represented by the formula (1A ′) is preferably a compound represented by the following formula (1 ′) from the viewpoint of ease of production.
- R X , R Z , X, m, n 1 and p are as defined in the formula (1A ′), and R 2 is as described in the formula (1). Is synonymous with.
- the compound represented by the formula (1 ′) is preferably a compound represented by the following formula (1-1 ′) from the viewpoint of heat resistance.
- R X , R Z , R 2 , m, n 1 and p are as defined in the formula (1 ′), and Z is the same as in the formula (1-1). (It is synonymous with what was explained.)
- the compound represented by the above formula (1-1 ′) is preferably a compound represented by the following formula (1-2 ′) from the viewpoint of raw material supply ability.
- R X , R Z , R 2 , m, n 1 and p have the same meaning as described in the formula (1-1 ′).
- the compound represented by the formula (1-2 ′) is preferably a compound represented by the following formula (1-3 ′) from the viewpoints of thermosetting properties and dissolution stability.
- R X , R Z , n 1 and p are as defined in the formula (1-2 ′)
- R 4 , m 4 and q are the same as those in the formula (1 It is synonymous with that described in -3).
- the compound represented by the formula (1-3 ′) is preferably a compound represented by the following formula (1-4 ′) from the viewpoint of heat resistance and dissolution stability.
- R X , R Z , R 4 , n 1 and p are as defined in the formula (1-2 ′), and m 4 ′ represents the formula (1- (It is synonymous with what was demonstrated in 4).
- the compound represented by the formula (1A ′) is preferably a compound represented by the following formula (3 ′) from the viewpoint of heat resistance and dissolution stability.
- R X , R Z , n 1 and p have the same meanings as described in the formula (1A ′)
- R 5 , R 6 , m 5 and m 6 are the same as those in the formula (3 It is synonymous with what was explained in).
- the compound represented by the formula (3 ′) is preferably a compound represented by the following formula (3-1 ′) from the viewpoint of heat resistance and dissolution stability.
- R X , R Z , R 5 , R 6 , n 1 and p have the same meanings as described in the formula (1A ′), and m 5 ′ and m 6 ′ are And has the same meaning as described in formula (3-1).
- R X is preferably an aryl group having 7 or more carbon atoms
- R Z is preferably a hydrogen atom or a methyl group.
- the aryl group having 7 or more carbon atoms include, but are not limited to, a biphenyl group, a naphthalene group, an anthracene group, and a pyrene group.
- R 2 and X have the same meaning as described in the above formula (1).
- m ′ is an integer of 0 to 7.
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, and all m ′ are not 0 at the same time.
- R 2 and X have the same meaning as described in the above formula (1).
- m ′ is an integer of 0 to 7.
- m'' represents an integer of 0 to 5.
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, m 'and m'' are not 0 at the same time.
- R 2 , X and m ′ have the same meaning as described above.
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, and all m ′ are not 0 at the same time.
- R 2 and X have the same meaning as described in the above formula (1).
- m ′ is an integer of 0 to 7.
- m'' is an integer of 0 to 5.
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, m 'and m'' are not 0 at the same time.
- R 2 and X have the same meaning as described in the above formula (1).
- m ′ is an integer of 0 to 7.
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, and all m ′ are not 0 at the same time.
- R 2 and X have the same meaning as described in the above formula (1).
- m ′ is an integer of 0 to 7.
- m'' is an integer of 0 to 5.
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, m 'and m'' are not 0 at the same time.
- R 2 and X have the same meaning as described in the formula (1).
- m ′ is an integer of 0 to 7.
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, and all m ′ are not 0 at the same time.
- R 2 and X have the same meaning as described in the formula (1).
- m ′ is an integer of 0 to 7.
- m'' is an integer of 0 to 5.
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, m 'and m'' are not 0 at the same time.
- R 5 and R 6 have the same meaning as described in the formula (3).
- m 11 is an integer from 0 to 6
- m 12 is an integer from 0 to 7.
- at least one selected from R 5 and R 6 is one selected from a hydroxyl group and a thiol group, and all m 11 and m 12 are not 0 simultaneously.
- R 5 and R 6 have the same meaning as described in the formula (3).
- m 5 ′ is each independently an integer of 0 to 4
- m 6 ′ is each independently an integer of 0 to 5.
- at least one selected from R 5 and R 6 is one selected from a hydroxyl group and a thiol group, and all m 5 ′ and m 6 ′ are not 0 at the same time.
- R 5 and R 6 have the same meaning as described in the above formula (3).
- m 11 is an integer from 0 to 6
- m 12 is an integer from 0 to 7.
- at least one selected from R 11 and R 12 is one selected from a hydroxyl group and a thiol group, and all m 11 and m 12 are not 0 simultaneously.
- R 5 and R 6 have the same meaning as described in the formula (1).
- m 5 ′ is each independently an integer of 0 to 4
- m 6 ′ is each independently an integer of 0 to 5.
- at least one selected from R 5 and R 6 is one selected from a hydroxyl group and a thiol group, and all m 5 ′ and m 6 ′ are not 0 at the same time.
- the compound represented by the formula (1A) and the compound represented by the formula (1A ′) used in this embodiment can be appropriately synthesized by applying a known technique, and the synthesis technique is particularly limited. Not.
- the compound can be produced, for example, by a method described in International Publication No. 2013/024779 or International Publication No. 2015/137486. This document describes a method of reacting naphthols and biphenols with aldehydes and ketones in the presence of an acid catalyst.
- resin having a structure represented by the formula (2A) examples include a resin having a structure represented by the following formula (2A).
- R b is a group containing one or more selected from a hydroxyl group and a thiol group.
- R c is a single bond or an alkylene group having 1 to 40 carbon atoms. The alkylene group may be linear or branched.
- m 2 is each independently an integer of 0 to 8, where all m 2 are not 0 at the same time.
- the resin having the structure represented by the formula (2A) is preferably a resin having a structure represented by the following formula (2) from the viewpoint of ease of production.
- X, R 1 , R 2 , n and p have the same meanings as described in the formula (1).
- at least one of R 2 is one selected from a hydroxyl group and a thiol group.
- R 3 has the same meaning as R c in formula (2A).
- m 2 has the same meaning as described in formula (2A).
- all m 2 are not 0 at the same time.
- the resin having the structure represented by the formula (2) is preferably a resin having a structure represented by the following formula (2-1) from the viewpoint of improving heat resistance.
- Z has the same meaning as described in the formula (1-1), and represents an oxygen atom or a sulfur atom.
- R 1 , R 2 , R 3 , m 2 , p and n have the same meaning as described in the above formula (2).
- at least one of R 2 is one selected from a hydroxyl group and a thiol group, and all m 2 are not 0 at the same time.
- resin which has a structure represented by said Formula (2) has a structure represented by following formula (4) from a viewpoint of melt stability.
- R 1, R 5, R 6, m 5, m 6, p and n have the same meanings as those described by the formula (3).
- R 3 has the same meaning as described in the formula (2).
- at least one selected from R 5 and R 6 is one selected from a hydroxyl group and a thiol group, and all m 5 and m 6 are not 0 simultaneously.
- the resin having a structure represented by the formula (2A ′) is preferably a resin having a structure represented by the following formula (2A ′) from the viewpoint of solubility in an organic solvent.
- R b , X, m 2 and p are as defined in the formula (2A), and R X , R Z and n 1 are those described in the formula (1A ′). It is synonymous with.
- the resin having a structure represented by the formula (2A ′) is preferably a resin having a structure represented by the following formula (2 ′) from the viewpoint of ease of production.
- R X , R Z , X, m 2 , n 1 and p have the same meaning as described in the formula (2A), and R 2 and R 3 are the same in the formula (2). (It is synonymous with what was explained.)
- the resin having the structure represented by the formula (2 ′) is preferably a resin having a structure represented by the following formula (2-1 ′) from the viewpoint of improving heat resistance.
- R X , R Z , R 2 , R 3 , m 2 , n 1 and p have the same meanings as described in the formula (2 ′). (Same as described in 2-1).)
- resin which has a structure represented by said Formula (2 ') has a structure represented by following formula (4') from a viewpoint of melt
- R X , R Z , n 1 and p have the same meanings as described in the formula (2 ′)
- R 5 , R 6 , m 5 and m 6 are the same as those in the formula (4 It is synonymous with what was explained in).
- the resin having the structure represented by the formula (2A) and the resin having the structure represented by the following formula (2A ′) used in the present embodiment can be appropriately synthesized by applying known techniques.
- the synthesis method is not particularly limited.
- the resin can be produced, for example, by a method described in International Publication No. 2013/024779 or International Publication No. 2015/137486.
- the solution to be purified used in the present embodiment includes at least one substance selected from the compound represented by the formula (1A) and the resin having the structure represented by the formula (2A) described above, and And a solvent to be used.
- the solution may contain various surfactants, various crosslinking agents, various acid generators, various stabilizers and the like.
- the solvent used in this embodiment is not particularly limited, but an organic solvent that can be safely applied to a semiconductor manufacturing process is preferable.
- the amount of the solvent to be used is preferably 1 to 100 times by mass with respect to the substance to be purified, from the viewpoint of improved solubility and easy recovery of the solid after purification.
- the amount is more preferably 5 to 50 times by mass, still more preferably 10 to 50 times by mass.
- solvent used include, but are not limited to, ethyl ether, isopropyl ether, n-butyl ether, hexyl ether, 2-ethylhexyl ether, ethylene oxide, 1,2-propylene oxide, dioxolane, 4-methyldioxolane, Dioxane, dimethyl dioxane, ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol diethyl ether, ethylene glycol monobutyl ether, ethylene glycol mono-n-hexyl ether, ethylene glycol monophenyl ether, ethylene glycol mono-2-ethylbutyl ether, ethylene Glycol dibutyl ether, diethylene glycol monomethyl ether, diethylene glycol monoethyl Ether, diethylene glycol diethyl ether, diethylene glycol monobutyl ether, diethylene glycol dibutyl ether, diethylene glycol dibuty
- ethyl acetate, butyl acetate, methyl isobutyl ketone, propylene glycol monomethyl ether (PGME), propylene glycol monomethyl ether acetate (PGMEA), cyclopentanone, and cyclohexanone are preferable.
- These solvents can be used alone or in combination of two or more. This is preferable in terms of workability and ease of management of the amount charged.
- a filter that is usually used for liquid filtration can be used as the filter used for removing the metal content in the solution containing the substance and the solvent.
- the filtration accuracy of the filter is not particularly limited, but the nominal pore size of the filter is preferably 0.2 ⁇ m or less, more preferably less than 0.2 ⁇ m, still more preferably 0.1 ⁇ m or less, and even more preferably 0. 0.1 ⁇ m or less, more preferably 0.05 ⁇ m or less.
- the lower limit value of the nominal pore diameter of the filter is not particularly limited, but is usually 0.005 ⁇ m.
- the nominal pore diameter here is a nominal pore diameter indicating the separation performance of the filter, and is determined by a test method determined by the filter manufacturer, such as a bubble point test, a mercury intrusion test, a standard particle supplement test, etc.
- the hole diameter When a commercial product is used, the value is described in the catalog data of the manufacturer.
- the nominal pore diameter By setting the nominal pore diameter to 0.2 ⁇ m or less, it is possible to effectively reduce the metal content after the solution is passed through the filter once.
- the content of chromium (Cr) can be reduced to preferably 50 ppb or less, more preferably 20 ppb or less, and even more preferably 5 ppb or less with respect to the mass of the substance to be purified using.
- the filter liquid passing step may be performed twice or more.
- the filter As the form of the filter, a hollow fiber membrane filter, a membrane filter, a pleated membrane filter, and a filter filled with a filter medium such as nonwoven fabric, cellulose, and diatomaceous earth can be used.
- the filter is preferably at least one selected from the group consisting of a hollow fiber membrane filter, a membrane filter, and a pleated membrane filter.
- the material of the filter is a polyolefin such as polyethylene or polypropylene, a polyethylene resin having a functional group capable of ion exchange by graft polymerization, a polar group-containing resin such as polyamide, polyester or polyacrylonitrile, fluorinated polyethylene (PTFE), or the like.
- the fluorine-containing resin can be mentioned.
- the filter medium is preferably at least one selected from the group consisting of polyamide, polyolefin resin, and fluororesin.
- polyamide-based filter examples include, but are not limited to, for example, Polyfix Nylon series manufactured by Kitz Microfilter Co., Ltd.
- examples include Life Assure PSN series and Life Assure EF series manufactured by KK.
- polyolefin filters include, but are not limited to, Ultiplez PE Clean, Ion Clean, Protego series, MicroGuard Plus HC10, Optimizer D, etc. manufactured by Nihon Entegris Co., Ltd. Can be mentioned.
- polyester filter examples include, but are not limited to, Gelaflow DFE manufactured by Central Filter Industry Co., Ltd., Breath type PMC manufactured by Nippon Filter Co., Ltd., and the like.
- Examples of the polyacrylonitrile filter include, but are not limited to, ultrafilters AIP-0013D, ACP-0013D, and ACP-0053D manufactured by Advantech Toyo Co., Ltd.
- Examples of the fluororesin filter include, but are not limited to, Enflon HTPFR manufactured by Nippon Pole Co., Ltd., Lifesure FA series manufactured by 3M Co., Ltd., and the like. These filters may be used alone or in combination of two or more.
- the filter may contain an ion exchanger such as a cation exchange resin, a cation charge control agent that generates a zeta potential in the organic solvent solution to be filtered, and the like.
- an ion exchanger such as a cation exchange resin, a cation charge control agent that generates a zeta potential in the organic solvent solution to be filtered, and the like.
- the filter including an ion exchanger include, but are not limited to, a protego series manufactured by Nihon Entegris Co., Ltd., and a clan graft manufactured by Kurashiki Fiber Processing Co., Ltd.
- a filter containing a substance having a positive zeta potential such as a polyamide polyamine epichlorohydrin cation resin (hereinafter referred to as a trademark)
- it is not limited to the following. Or Life Assure EF series.
- packing members such as filter connection joints and O-rings included in the housing is made of perfluoro rubber or perfluoro elastomer, and all of these constituent members are made of fluorine-containing resin, perfluoro rubber, perfluoro. It is preferably made of a material selected from elastomers. Furthermore, the packing member is particularly preferably made of a material selected from perfluoro rubber and perfluoro elastomer. By using these members, the metal content tends to be sufficiently reduced.
- the temperature of the solution containing the substance is too high, it is not preferable because a volatile acid may be liberated by hydrolysis depending on the type of the solvent. If the temperature is too low, the solubility of the substance to be purified is too low. It is not efficient because it becomes smaller. Usually, a range of 0 to 40 ° C., preferably 5 to 30 ° C., particularly preferably 10 to 25 ° C. is selected.
- a purification step other than the filter liquid passing step may be further added.
- the water mixed in the solution thus obtained can be easily removed by performing an operation such as vacuum distillation. Further, if necessary, a solvent can be added to adjust the concentration of the solution to an arbitrary concentration.
- the method of obtaining only the purification target substance from the solution containing the purification target substance and the solvent can be performed by a known method such as removal under reduced pressure, separation by reprecipitation, or a combination thereof. If necessary, known processes such as a concentration operation, a filtration operation, a centrifugal separation operation, and a drying operation can be performed.
- the purification method of this embodiment is preferably performed in an atmosphere having an oxygen concentration of less than 20%. That is, maintain the atmosphere with an oxygen concentration of less than 20% in a series of operations up to the step of adjusting the oxygen concentration to less than 20% and bringing the air into contact with the solution containing the substance to be purified and the solvent through the filter Is preferred. Further, it is more preferable that the atmosphere has an oxygen concentration of less than 20% in a series of operations from the stage after the preparation of the solution containing the substance to be purified and the solvent to the step of passing through the filter.
- the oxygen concentration is more preferably less than 10%, further preferably less than 5%, and particularly preferably less than 1%.
- the method for reducing the oxygen concentration can be carried out by a known method, and is not particularly limited. For example, by flowing nitrogen gas into a column or kettle for purification or reducing the pressure and then introducing nitrogen gas, Substitution can be made. It is convenient, reliable and preferable that the column or kettle for purification is decompressed and then nitrogen gas is introduced.
- the oxygen concentration can be confirmed by a known method and is not particularly limited.
- the oxygen concentration of the gas discharged from the vent is measured with an oximeter by flowing nitrogen gas into a refining kettle. be able to.
- An oxygen concentration meter can also be installed in the kettle for purification.
- the method for producing the composition according to the present embodiment includes at least one substance selected from the compound represented by the above formula (1A) and the resin having the structure represented by the above formula (2A), and Na of 99 ppb or less.
- a composition comprising: less than 60 ppb Fe; less than 80 ppb Cr; and less than 70 ppb Sn, the solvent, the substance, more than 99 ppb Na, more than 60 ppb Fe, more than 80 ppb
- the precursor composition in the present embodiment can also be referred to as a mixture of the substance in the present embodiment and impurities (any component except the substance), and the precursor composition is subjected to purification in the present embodiment.
- the composition of the present embodiment is obtained.
- the compound and resin in the purification method of the present embodiment And the same as the solvent.
- it can carry out similarly to the liquid passing process in the purification method of this embodiment.
- the obtained solid was filtered and dried, followed by separation and purification by column chromatography to obtain 35.0 g of a target resin (RBisN-2) having a structure represented by the following formula.
- a target resin (RBisN-2) having a structure represented by the following formula.
- they were Mn: 778, Mw: 1793, Mw / Mn: 2.30.
- the obtained resin was subjected to NMR measurement under the above measurement conditions, the following peaks were found and confirmed to have a chemical structure of the following formula. ⁇ (ppm) 9.7 (2H, OH), 7.2 to 8.5 (17H, Ph—H), 6.6 (1H, C—H), 4.1 (2H, —CH 2 )
- Synthesis Example 11 Synthesis of BiP-1
- the target compound represented by the following formula (BiP-1) was reacted in the same manner as in Synthesis Example 1 except that 2,2′-biphenol was used instead of 2-naphthol. 0.1 g was obtained.
- the obtained compound (BiP-1) was measured to have a molecular weight of 466 by the method described above.
- the obtained compound (BiP-1) was subjected to NMR measurement under the above-described measurement conditions. As a result, the following peaks were found and confirmed to have a chemical structure of the following formula (BiP-1). ⁇ (ppm) 9.40 (4H, OH), 6.80-7.80 (23H, Ph-H), 2.25 (3H, C—H)
- Example 1 In a Class 1000 clean booth, a concentration of 10 mL of the compound (BisN-1) obtained in Synthesis Example 1 dissolved in propylene glycol monomethyl ether (PGME) in a 1000 mL four-necked flask (bottomed type) 500 g of a mass% solution is charged, and then the air inside the kettle is removed under reduced pressure. Then, nitrogen gas is introduced and returned to atmospheric pressure, and nitrogen gas is vented at 100 mL per minute, and the oxygen concentration inside is reduced to less than 1%. After adjustment, the mixture was heated to 30 ° C. with stirring.
- PGME propylene glycol monomethyl ether
- the above solution is extracted from the bottom valve, and a hollow fiber membrane filter made of polyamide having a nominal pore size of 0.01 ⁇ m at a flow rate of 100 mL / min with a diaphragm pump via a pressure-resistant tube made of fluororesin (manufactured by KITZ Micro Filter Co., Ltd.) (Product name: Polyfix nylon series) and collected in a fluororesin container.
- the obtained BisN-1 solution was analyzed under the following conditions. The oxygen concentration was measured with an oxygen concentration meter “OM-25MF10” manufactured by AS ONE Co., Ltd., and the oxygen concentration was maintained at less than 1% until the end of the flow (the same applies to the following).
- Example 2 BisN-1 obtained by passing the liquid in the same manner as in Example 1 except that a polyethylene hollow fiber membrane filter having a nominal pore diameter of 0.01 ⁇ m (trade name: Polyfix, manufactured by KITZ Micro Filter Co., Ltd.) was used. The solution was analyzed under the following conditions.
- Example 3 The BisN-1 obtained was passed through in the same manner as in Example 1 except that a polyamide hollow fiber membrane filter (trade name: Polyfix) manufactured by Polyamide with a nominal pore size of 0.04 ⁇ m was used. The solution was analyzed under the following conditions.
- a polyamide hollow fiber membrane filter (trade name: Polyfix) manufactured by Polyamide with a nominal pore size of 0.04 ⁇ m was used. The solution was analyzed under the following conditions.
- Example 4 Except for using a polyethylene membrane filter (Nippon Integris Co., Ltd., trade name: Protego) having a nominal pore size of 5 nm, the solution was passed in the same manner as in Example 1, and the obtained BisN-1 solution was subjected to the following conditions. analyzed.
- a polyethylene membrane filter Nippon Integris Co., Ltd., trade name: Protego
- Example 5 The solution was passed in the same manner as in Example 1 except that a PTFE membrane filter having a nominal pore size of 0.05 ⁇ m (trade name: Omnipore manufactured by Millipore) was used. The obtained BisN-1 solution was subjected to the following conditions. And analyzed.
- Example 6 Except for using Zeta Plus filter 40QSH (manufactured by 3M Co., Ltd., with ion exchange capability) having a nominal pore size of 0.2 ⁇ m, the solution was passed in the same manner as in Example 1, and the obtained BisN-1 solution was subjected to the following conditions. And analyzed.
- Zeta Plus filter 40QSH manufactured by 3M Co., Ltd., with ion exchange capability
- Example 7 The solution was passed in the same manner as in Example 1 except that a zeta plus filter 020GN (manufactured by 3M Co., Ltd., with ion exchange capability) having a nominal pore size of 0.2 ⁇ m was used. The obtained BisN-1 solution was subjected to the following conditions. And analyzed.
- Example 8 The BisN-2 solution obtained by passing the solution in the same manner as in Example 1 except that the compound (BisN-2) obtained in Synthesis Example 2 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 9 The RBisN-2 solution was obtained in the same manner as in Example 1 except that the resin (RBisN-2) obtained in Synthesis Example 3 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 10 The obtained CH-BisN solution was passed in the same manner as in Example 1 except that the compound (CH-BisN) obtained in Synthesis Example 4 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 11 The obtained CAX-1 solution was passed in the same manner as in Example 1 except that the compound (CAX-1) obtained in Synthesis Example 5 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 12 The obtained BiF-1 solution was passed through in the same manner as in Example 1 except that the compound (BiF-1) obtained in Synthesis Example 6 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 13 The obtained BiF- was obtained in the same manner as in Example 1 except that the compound (BiF-I-1) obtained in Synthesis Example 7 was used instead of the compound (BisN-1) in Example 1.
- the I-1 solution was analyzed under the following conditions.
- Example 14 The P-6 solution obtained by passing the solution in the same manner as in Example 1 except that the compound (P-6) obtained in Synthesis Example 8 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 15 The P-7 solution obtained by passing the solution in the same manner as in Example 1 except that the compound (P-7) obtained in Synthesis Example 9 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 16 The BiN-1 solution obtained was passed through in the same manner as in Example 1 except that the compound (BiN-1) obtained in Synthesis Example 10 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 17 The obtained BiP-1 solution was passed in the same manner as in Example 1 except that the compound (BiP-1) obtained in Synthesis Example 11 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 18 The BiN-2 solution obtained by passing the solution in the same manner as in Example 1 except that the compound (BiN-2) obtained in Synthesis Example 12 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 19 The BiN-3 solution obtained by passing the solution in the same manner as in Example 1 except that the compound (BiN-3) obtained in Synthesis Example 13 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 20 The BiN-4 solution obtained by passing the solution in the same manner as in Example 1 except that the compound (BiN-4) obtained in Synthesis Example 14 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 21 The obtained BiP-2 solution was passed through in the same manner as in Example 1, except that the compound (BiP-2) obtained in Synthesis Example 15 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 22 The BiP-3 solution obtained by passing the solution in the same manner as in Example 1 except that the compound (BiP-3) obtained in Synthesis Example 16 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 23 The obtained BiP-4 solution was passed through in the same manner as in Example 1, except that the compound (BiP-4) obtained in Synthesis Example 17 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 24 P-1 solution obtained by passing in the same manner as in Example 1 except that the compound (P-1) obtained in Synthesis Example 18 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 25 The P-2 solution obtained by passing the solution in the same manner as in Example 1 except that the compound (P-2) obtained in Synthesis Example 19 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 26 The obtained P-3 solution was passed in the same manner as in Example 1 except that the compound (P-3) obtained in Synthesis Example 20 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 27 The P-4 solution obtained by passing the solution in the same manner as in Example 1 except that the compound (P-4) obtained in Synthesis Example 21 was used instead of the compound (BisN-1) in Example 1. Were analyzed under the following conditions.
- Example 28 No nitrogen gas replacement In a class 1000 clean booth, a 2.5 mL mass solution of BisN-1 dissolved in PGME was dissolved in a 1000 mL four-necked flask (bottomed mold). 500 g was charged and heated to 30 ° C. with stirring. The oxygen concentration measured by an oxygen concentration meter “OM-25MF10” manufactured by AS ONE Co., Ltd. was 20.8%.
- a BisN-1 solution is extracted from the bottom valve, and a hollow fiber membrane filter made of polyamide with a nominal pore size of 0.01 ⁇ m at a flow rate of 100 mL / min with a diaphragm pump via a pressure-resistant tube made of fluororesin (KITZ Micro Filter Co., Ltd.) Product, product name: Polyfix nylon series).
- the obtained BisN-1 solution was analyzed under the following conditions.
- the organic purity means the ratio (mass%) of the mass of the compound or resin (for example, BisN-1 in Example 1) to the total mass of the organic compound dissolved in the PGME solution. .
- the amount of metal in the compound / resin having a predetermined structure can be reduced. That is, it can be seen that the method for producing a composition according to the present embodiment provides a composition containing the aforementioned compound / resin and having a reduced metal content as an impurity.
- a substance having a specific structure with a significantly reduced metal content can be produced industrially advantageously.
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Abstract
Description
特定の骨格を有するポリフェノール化合物又は樹脂の金属含有量を低減するための精製方法として、該化合物又は樹脂と有機溶媒を含む混合物にイオン交換水又は純水を加えることで再結晶を行った後、固液分離を行う方法、あるいは該化合物又は樹脂を水と任意に混和しない有機溶媒に溶解させ、その溶液を水溶液と接触させ抽出処理を行うことにより、金属分を水相に移行させたのち、有機相と水相を分液して金属含有量を低減させる方法等が考えられる。
すなわち、本発明は次のとおりである。
[1]
下記式(1A)で表される化合物及び下記式(2A)で表される構造を有する樹脂からなる群より選ばれる1種以上の物質と、溶媒と、を含む溶液を調製する工程と、
前記溶液をフィルターに通液することにより精製する工程と、
を含む、物質の精製方法。
[2]
酸素濃度が20%未満の雰囲気で精製を行う、[1]に記載の精製方法。
[3]
前記フィルターの公称孔径が、0.2μm以下である、[1]又は[2]に記載の精製方法。
[4]
前記フィルターが、中空糸膜フィルター、メンブレンフィルター及びプリーツ膜フィルターからなる群より選ばれる1種以上である、[1]~[3]のいずれかに記載の精製方法。
[5]
前記フィルターの濾材が、ポリアミド製、ポレオレフィン樹脂製及びフッ素樹脂製からなる群より選ばれる1種以上である、[1]~[4]のいずれかに記載の精製方法。
[6]
前記フィルターが、イオン交換体を含む、[1]~[5]のいずれかに記載の精製方法。
[7]
前記フィルターが、ゼータ電位を有する物質を含む、[1]~[6]のいずれかに記載の精製方法。
[8]
前記溶媒が、酢酸エチル、酢酸ブチル、メチルイソブチルケトン、プロピレングリコールモノメチルエーテル、プロピレングリコールモノメチルエーテルアセテート、シクロペンタノン及びシクロヘキサノンからなる群より選ばれる1種以上である、[1]~[7]のいずれかに記載の精製方法。
[9]
前記精製を行った後の前記溶液金属において、クロムの含有量、前記物質の質量に対して50ppb以下である、[1]~[8]のいずれかに記載の精製方法。
[10]
前記式(1A)で表される化合物及び前記式(2A)で表される構造を有する樹脂が、それぞれ、下記式(1A’)で表される化合物及び下記式(2A’)で表される構造を有する樹脂である、[1]~[9]のいずれかに記載の精製方法。
[11]
前記式(1A)で表される化合物が、式(1)で表される化合物である、[1]~[10]のいずれかに記載の精製方法。
[12]
前記式(1)で表される化合物が、下記式(1-1)で表される化合物である、[11]に記載の精製方法。
[13]
前記式(1-1)で表される化合物が、下記式(1-2)で表される化合物である、[12]に記載の精製方法。
[14]
前記式(1-2)で表される化合物が、下記式(1-3)で表される化合物である、[13]に記載の精製方法。
[15]
前記式(1-3)で表される化合物が、下記式(1-4)で表される化合物である、[14]に記載の精製方法。
[16]
前記式(1-4)で表される化合物が、下記式(1-5)で表される化合物である、[15]に記載の精製方法。
[17]
前記式(1A)で表される化合物が、下記式(3)で表される化合物である、[1]~[10]のいずれかに記載の精製方法。
[18]
前記式(3)で表される化合物が、下記式(3-1)で表される化合物である、[17]に記載の精製方法。
[19]
前記式(3-1)で表される化合物が、下記式(3-2)で表される化合物である、[18]に記載の精製方法。
[20]
前記式(2A)で表される構造を有する樹脂が、下記式(2)で表される構造を有する樹脂である、[1]~[19]のいずれかに記載の精製方法。
[21]
前記式(2)で表される構造を有する樹脂が、下記式(2-1)で表される構造を有する樹脂である、[20]に記載の精製方法。
[22]
前記式(2A)で表される構造を有する樹脂が、下記式(4)で表される構造を有する樹脂である、[1]~[19]のいずれかに記載の精製方法。
[23]
下記式(1A)で表される化合物及び下記式(2A)で表される構造を有する樹脂からなる群より選ばれる1種以上の物質と、99ppb以下のNaと、60ppb未満のFeと、80ppb未満のCrと、70ppb未満のSnと、を含む組成物の製造方法であって、
溶媒と、前記物質、99ppb超のNa、60ppb以上のFe、80ppb以上のCr及び70ppb以上のSnを含む前駆体組成物と、を含む溶液を調製する工程と、
前記溶液をフィルターに通液することにより、前記溶液中におけるNa、Fe、Cr及びSnの含有量を、それぞれ、99ppb以下、60ppb未満、80ppb未満及び70ppb未満とする工程と、
を含む、組成物の製造方法。
このように構成されているため、本実施形態に係る物質の精製方法によれば、上記物質中の種々の金属分の含有量を著しく低減することができる。
なお、本実施形態における「精製」とは、上記物質と共存し得る金属成分を十分に低減する操作を意味し、具体的には、精製後の上記物質中において、Na量が99ppb以下、Fe量が60ppb未満、Cr量が80ppb未満、及びSn量が70ppb未満となる。本実施形態においては、精製後の物質と共存し得るNa量が50ppb以下、Fe量が50ppb以下、Cr量が50ppb以下、及びSn量が50ppb以下であることが好ましい。これらの金属成分量は後述する実施例に記載の方法で測定することができる。
なお、本実施形態における「通液」とは、上記溶液がフィルターの外部から当該フィルターの内部を通過して再度フィルターの外部へと移動することを意味し、例えば、上記溶液を単にフィルターの表面で接触させる態様や、上記溶液を当該表面上で接触させつつイオン交換樹脂の外部で移動させる態様(すなわち、単に接触する態様)は除外される。
本実施形態で使用される化合物は、下記式(1A)で表される化合物である。
また、該2n価の基はハロゲン基、ニトロ基、アミノ基、水酸基、アルコキシ基、チオール基又は炭素数6~40の芳香族基を含んでいてもよい。さらに、該2n価の基はエーテル結合、ケトン結合、エステル結合又は二重結合を含んでいてもよい。
さらに、上記炭素数は、1~40であることが好ましい。
ここで、Rbの少なくとも1つは水酸基及びチオール基から選ばれる1種を含む基である。
nは1~4の整数であり、pは各々独立して0~2の整数である。
R2は各々独立して、炭素数1~40のアルキル基、炭素数6~40のアリール基、炭素数2~40のアルケニル基、炭素数1~40のアルコキシ基、ハロゲン原子、チオール基又は水酸基である。ここで、前記アルキル基は、直鎖状、分岐状又は環状のいずれであってもよい。
ここで、R2の少なくとも1つは水酸基及びチオール基から選ばれる1種である。
m4は各々独立して、0~8の整数であり、qは各々独立して、0~8の整数である。ここで、すべてのqが同時に0となることはない。
m4′は各々独立して、0~7の整数である。
さらに、前記式(1-5)において、R1は少なくとも1つの水素原子又はメチル基を有することが好ましい。
R5及びR6は各々独立して炭素数1~40のアルキル基、炭素数6~40のアリール基、炭素数2~40のアルケニル基、炭素数1~40のアルコキシ基、ハロゲン原子、チオール基又は水酸基である。ここで、前記アルキル基は、直鎖状、分岐状又は環状のいずれであってもよい。
m5は各々独立して0~8の整数であり、m6は各々独立して0~9の整数である。ここで、R5及びR6から選ばれる少なくとも1つは水酸基及びチオール基から選ばれる1種であり、すべてのm5及びm6が同時に0となることはない。
R7及びR8は各々独立して、炭素数1~40の直鎖状、分岐状若しくは環状のアルキル基、炭素数6~40のアリール基、炭素数2~40のアルケニル基、炭素数1~40のアルコキシ基、ハロゲン原子、チオール基又は水酸基である。ここで、前記アルキル基は、直鎖状、分岐状又は環状のいずれであってもよい。
m7及びm8は各々独立して0~7の整数である。
さらに、前記式(3-2)において、R1は少なくとも1つの水素原子メチル基を有することが好ましい。
本実施形態において、式(1A)で表される化合物は、有機溶媒への溶解性の観点から、下記式(1A’)で表される化合物であることが好ましい。
m´は0~7の整数である。m´´は0~5の整数である。ここで、R2の少なくとも1つは水酸基及びチオール基から選ばれる1種であり、m´及びm´´が同時に0となることはない。
m11は0~6の整数であり、m12は0~7の整数である。
ここで、R5及びR6から選ばれる少なくとも1つは水酸基及びチオール基から選ばれる1種であり、すべてのm11及びm12が同時に0となることはない。
m5’は各々独立して0~4の整数であり、m6’は各々独立して0~5の整数である。
ここで、R5及びR6から選ばれる少なくとも1つは水酸基及びチオール基から選ばれる1種であり、すべてのm5’及びm6’が同時に0となることはない。
ここで、R11及びR12から選ばれる少なくとも1つは水酸基及びチオール基から選ばれる1種であり、すべてのm11及びm12が同時に0となることはない。
m5’は各々独立して0~4の整数であり、m6’は各々独立して0~5の整数である。
ここで、R5及びR6から選ばれる少なくとも1つは水酸基及びチオール基から選ばれる1種であり、すべてのm5’及びm6’が同時に0となることはない。
本実施形態において使用される、式(1A)で表される化合物及び式(1A’)で表される化合物は、公知の手法を応用して適宜合成することができ、その合成手法は特に限定されない。該化合物は、例えば、国際公開2013/024779号や国際公開2015/137486号に記載されている方法等によって製造することができる。該文献には、ナフトール類やビフェノール類等と、アルデヒド類やケトン類とを酸触媒下にて反応させる方法等が記載されている。
Rcは単結合又は炭素数1~40のアルキレン基である。該アルキレン基は、直鎖状又は分岐状のどちらであってもよい。
m2は各々独立して0~8の整数であり、ここで、すべてのm2が同時に0となることはない。
R3は前記式(2A)におけるRcと同義である。
m2は前記式(2A)において説明したものと同義である。ここで、すべてのm2が同時に0となることはない。
R1、R2、R3、m2、p及びnは前記式(2)で説明したものと同義である。ここで、R2の少なくとも1つは水酸基及びチオール基から選ばれる1種であり、すべてのm2が同時に0となることはない。
R3は前記式(2)で説明したものと同義である。
ここで、R5及びR6から選ばれる少なくとも1つは水酸基及びチオール基から選ばれる1種であり、すべてのm5及びm6が同時に0となることはない。
本実施形態において使用される、式(2A)で表される構造を有する樹脂、及び下記式(2A’)で表される構造を有する樹脂は、公知の手法を応用して適宜合成することができ、その合成手法は特に限定されない。該樹脂は、例えば、国際公開2013/024779号公報や国際公開2015/137486号公報に記載されている方法等によって製造することができる。該文献には、ナフトール類やビフェノール類等と、アルデヒド類やケトン類とを酸触媒下にて反応させて得られた化合物を架橋反応性のある化合物と反応させ、オリゴマー化又はポリマー化する方法が記載されている。
本実施形態で使用する精製対象となる溶液は、前述した前記式(1A)で表される化合物及び前記式(2A)で表される構造を有する樹脂から選ばれる1種以上の物質と、後述する溶媒と、を含むものである。また、該溶液は、各種界面活性剤、各種架橋剤、各種酸発生剤、各種安定剤等を含有したものであってもよい。
本実施形態におけるフィルター通液工程において、前記物質と溶媒とを含む溶液中の金属分の除去に用いられるフィルターは、通常、液体ろ過用として市販されているものを使用することができる。フィルターの濾過精度は特に限定されないが、フィルターの公称孔径は0.2μm以下であることが好ましく、より好ましくは0.2μm未満であり、さらに好ましくは0.1μm以下であり、よりさらに好ましくは0.1μm未満であり、一層好ましくは0.05μm以下である。また、フィルターの公称孔径の下限値は、特に限定されないが、通常、0.005μmである。ここでいう公称孔径とは、フィルターの分離性能を示す名目上の孔径であり、例えば、バブルポイント試験、水銀圧入法試験、標準粒子補足試験など、フィルターの製造元により決められた試験法により決定される孔径である。市販品を用いた場合、製造元のカタログデータに記載の値である。公称孔径を0.2μm以下にすることで、溶液を1回フィルターに通液させた後の金属分の含有量を効果的に低減することができる。特に、クロム(Cr)の含有量を使用する精製対象物質の質量に対して、好ましくは50ppb以下、より好ましくは20ppb以下、さらに好ましくは5ppb以下に低減することができる。本実施形態においては、溶液の各金属分の含有量をより低減させるために、フィルター通液工程を2回以上行ってもよい。
ポリオレフィン系フィルターとしては、以下に限定されないが、例えば、日本ポール(株)製のウルチプリーツPEクリーン、イオンクリーン、日本インテグリス(株)製のプロテゴシリーズ、マイクロガードプラスHC10、オプチマイザーD等を挙げることができる。
ポリエステル系フィルターとしては、以下に限定されないが、例えば、セントラルフィルター工業(株)製のジェラフローDFE、日本フィルター(株)製のブリーツタイプPMC等を挙げることができる。
ポリアクリロニトリル系フィルターとしては、以下に限定されないが、例えば、アドバンテック東洋(株)製のウルトラフィルターAIP-0013D、ACP-0013D、ACP-0053D等を挙げることができる。
フッ素樹脂系フィルターとしては、以下に限定されないが、例えば、日本ポール(株)製のエンフロンHTPFR、スリーエム(株)製のライフシュアFAシリーズ等を挙げることができる。
これらのフィルターはそれぞれ単独で用いても2種類以上を組み合わせて用いてもよい。
イオン交換体を含むフィルターとして、以下に限定されないが、例えば、日本インテグリス(株)製のプロテゴシリーズ、倉敷繊維加工(株)製のクラングラフト等を挙げることができる。
また、ポリアミドポリアミンエピクロロヒドリンカチオン樹脂などの正のゼータ電位を有する物質を含むフィルターとしては(以下、商標)、以下に限定されないが、例えば、スリーエム(株)製ゼータプラス40QSHやゼータプラス020GN、あるいはライフアシュアEFシリーズ等が挙げられる。
酸素濃度は10%未満がより好ましく、5%未満がさらに好ましく、1%未満が特に好ましい。酸素濃度を20%未満にすることにより、精製対象物質の変質を抑えることができ、より高純度の物質が得られる傾向にある。
本実施形態に係る組成物の製造方法は、上記式(1A)で表される化合物及び上記式(2A)で表される構造を有する樹脂から選ばれる1種以上の物質と、99ppb以下のNaと、60ppb未満のFeと、80ppb未満のCrと、70ppb未満のSnと、を含む組成物の製造方法であって、溶媒と、前記物質、99ppb超のNa、60ppb以上のFe、80ppb以上のCr及び70ppb以上のSnを含む前駆体組成物と、を含む溶液を調製する工程と、前記溶液をフィルターに通液することにより、前記溶液中におけるNa、Fe、Cr及びSnの含有量を、それぞれ、99ppb以下、60ppb未満、80ppb未満及び70ppb未満とする工程と、を含むものである。すなわち、本実施形態における前駆体組成物は、本実施形態における物質と、不純物(当該物質を除くあらゆる成分)との混合物ということもでき、当該前駆体組成物を本実施形態における精製に供することにより、本実施形態の組成物が得られる関係にある。
上記のとおり、本実施形態において用いられる上記式(1A)で表される化合物及び上記式(2A)で表される構造を有する樹脂、並びに溶媒については、本実施形態の精製方法における化合物、樹脂及び溶媒と同様である。また、溶液をフィルターに通液するに際しては、本実施形態の精製方法における通液工程と同様に行うことができる。
1H-NMR測定については、Bruker社製「Advance600II spectrometer」を用いて、次の条件にて行った。
周波数:400MHz
溶媒:d6-DMSO
内部標準:TMS
測定温度:23℃
攪拌機、冷却管及びビュレットを備えた内容積500mLの容器に、1,4-ジヒドロキシベンゼン(関東化学社製試薬)20.0g(200mmol)と、4-ビフェニルアルデヒド(三菱瓦斯化学社製)18.2g(100mmol)と、1,4-ジオキサン100mLとを仕込み、95%の硫酸5mLを加えて、100℃で6時間撹拌して反応を行った。次に、24%水酸化ナトリウム水溶液にて反応液を中和後、純水50gを加えて反応生成物を析出させ、室温まで冷却した後、濾過を行って分離した。得られた固形物を乾燥させた後、カラムクロマトによる分離精製を行うことにより、下記式で表される目的化合物(BisN-1)20.6gを得た。
なお、400MHz-1H-NMRにより以下のピークが見出され、下記式の化学構造を有することを確認した。
1H-NMR:(d-DMSO、内部標準TMS)
δ(ppm)9.4(2H,O-H)、7.2~8.1(13H,Ph-H)、6.5(1H,C-H)
攪拌機、冷却管及びビュレットを備えた内容積500mLの容器に、2,6-ナフタレンジオール(シグマ-アルドリッチ社製試薬)32.0g(20mmol)と、4-ビフェニルアルデヒド(三菱瓦斯化学社製)18.2g(100mmol)と、1,4-ジオキサン200mLとを仕込み、95%の硫酸10mLを加えて、100℃で6時間撹拌して反応を行った。次に、24%水酸化ナトリウム水溶液にて反応液を中和し、純水100gを加えて反応生成物を析出させ、室温まで冷却した後、濾過を行って分離した。得られた固形物を乾燥させた後、カラムクロマトによる分離精製を行うことにより、下記式で表される目的化合物(BisN-2)25.5gを得た。
なお、400MHz-1H-NMRにより以下のピークが見出され、下記式の化学構造を有することを確認した。また、2,6-ジヒドロキシナフトールの置換位置が1位であることは、3位と4位のプロトンのシグナルがダブレットであることから確認した。
1H-NMR:(d-DMSO、内部標準TMS)
δ(ppm)9.7(2H,O-H)、7.2~8.5(19H,Ph-H)、6.6(1H,C-H)
攪拌機、冷却管及びビュレットを備えた内容積500mLの容器に、BisN-2 50g(105mmol)と、パラホルムアルデヒド3.5g(210mmol)、氷酢酸50mLとPGME200mLとを仕込み、95%の硫酸30mLを加えて、反応液を100℃で6時間撹拌して反応を行った。次に、反応液を濃縮し、メタノール1000mLを加えて反応生成物を析出させ、室温まで冷却した後、濾過を行って分離した。得られた固形物を濾過し、乾燥させた後、カラムクロマトによる分離精製を行うことにより、下記式で表される構造を有する目的樹脂(RBisN-2)35.0gを得た。
得られた樹脂について、前記方法によりポリスチレン換算分子量を測定した結果、Mn:778、Mw:1793、Mw/Mn:2.30であった。
得られた樹脂について、前記測定条件でNMR測定を行ったところ、以下のピークが見出され、下記式の化学構造を有することを確認した。
δ(ppm)9.7(2H,O-H)、7.2~8.5(17H,Ph-H)、6.6(1H,C-H)、4.1(2H,-CH2)
攪拌機、冷却管及びビュレットを備えた内容積500mLの容器に、2,7-ナフタレンジオール(シグマ-アルドリッチ社製試薬)32.0g(20mmol)と、シクロヘキシルベンズアルデヒド(三菱瓦斯化学社製)18.8g(100mmol)と、1,4-ジオキサン200mLとを仕込み、95%の硫酸10mLを加えて、100℃で6時間撹拌して反応を行った。次に、24%水酸化ナトリウム水溶液にて反応液を中和し、純水100gを加えて反応生成物を析出させ、室温まで冷却した後、濾過を行って分離した。得られた固形物を乾燥させた後、カラムクロマトによる分離精製を行うことにより、下記式で表される目的化合物(CH-BisN)30.5gを得た。
なお、400MHz-1H-NMRにより以下のピークが見出され、下記式の化学構造を有することを確認した。
1H-NMR:(d-DMSO、内部標準TMS)
δ(ppm)9.7(2H,O-H)、7.2~8.0(14H,Ph-H)、6.2(1H,C-H)、3.4~3.6(11H,C-H)
攪拌機、冷却管及びビュレットを備えた内容積1Lのガラス容器を準備した。この容器に、N-エチルカルバゾール-3-カルバルデヒド(日触テクノファインケミカル社製)89.0g(400mmol)と、2,6-ジヒドロキシナフタレン(東京化成社製試薬)128.0g(800mmol)と、1,4-ジオキサン(関東化学社製試薬)300mLとを仕込み、p-トルエンスルホン酸(関東化学社製試薬)19.5g(105mmol)を加えて、反応液を調製した。この反応液を90℃で6時間撹拌して反応を行った。次に、24%水酸化ナトリウム水溶液(関東化学社製試薬)にて中和処理を行い、反応液を濃縮し、n-ヘプタン(関東化学社製試薬)100mLを加えて反応生成物を析出させ、室温まで冷却した後、濾過を行って分離した。濾過により得られた固形物を乾燥させた後、カラムクロマトによる分離精製を行うことにより、下記式で表される目的化合物(CAX-1)20.2gを得た。
なお、400MHz-1H-NMRにより以下のピークが見出され、下記式の化学構造を有することを確認した。
1H-NMR:(d-DMSO、内部標準TMS)
δ(ppm)9.9(2H,O-H)、7.0~8.3(17H,Ph-H)、6.2(1H,C-H)、4.2(2H,CH2)、1.2(3H,CH3)
攪拌機、冷却管及びビュレットを備えた内容積1Lの容器を準備した。この容器に、4,4-ビフェノール(東京化成社製試薬)150g(800mmol)と、4-ビフェニルアルデヒド(三菱瓦斯化学社製)75g(410mmol)と、プロピレングリコールモノメチルエーテル300mLとを仕込み、p-トルエンスルホン酸(関東化学社製試薬)19.5g(105mmol)を加えて、反応液を調製した。この反応液を90℃で3時間撹拌して反応を行った。次に、24%水酸化ナトリウム水溶液にて反応液を中和し、蒸留水100gを加えて反応生成物を析出させ、5℃まで冷却した後、濾過を行って分離した。濾過により得られた固形物を乾燥させた後、カラムクロマトによる分離精製を行うことにより、下記式で表される目的化合物(BiF-1)25.8gを得た。
なお、400MHz-1H-NMRにより以下のピークが見出され、下記式の化学構造を有することを確認した。
1H-NMR:(d-DMSO、内部標準TMS)
δ(ppm)9.4(4H,O-H)、6.8~7.8(22H,Ph-H)、6.2(1H,C-H)
攪拌機、冷却管及びビュレットを備えた内容積1Lの容器を準備した。この容器に、4,4-ビフェノール(東京化成社製試薬)150g(800mmol)と、4-ヨードベンズアルデヒド(東京化成社製試薬)75g(325mmol)と、プロピレングリコールモノメチルエーテル300mLとを仕込み、p-トルエンスルホン酸(関東化学社製試薬)19.5g(105mmol)を加えて、反応液を調製した。この反応液を90℃で6時間撹拌して反応を行った。次に、24%水酸化ナトリウム水溶液にて反応液を中和し、蒸留水100gを加えて反応生成物を析出させ、室温まで冷却した後、濾過を行って分離した。濾過により得られた固形物を乾燥させた後、カラムクロマトによる分離精製を行うことにより、下記式で表される目的化合物(BiF-I-1)24.3gを得た。
なお、400MHz-1H-NMRにより以下のピークが見出され、下記式の化学構造を有することを確認した。
1H-NMR:(d-DMSO、内部標準TMS)
δ(ppm)9.4(4H,O-H)、6.8~7.8(18H,Ph-H)、6.2(1H,C-H)
合成例2の原料である2,6-ナフタレンジオール及び4-ビフェニルカルボキシアルデヒドを表1の原料1及び原料2のように変更し、水1.5mL、ドデシルメルカプタン73mg(0.35mmol)、37%塩酸2.3g(22mmol)を加え、反応温度を55℃に変更し、その他は合成例2と同様に行い、各目的生成物を得た。生成物は、それぞれ、1H-NMRで同定した。結果を表2に示す。
攪拌機、冷却管及びビュレットを備えた内容積300mLの容器において、2-ナフトール(シグマ-アルドリッチ社製試薬)10g(69.0mmol)を120℃で溶融後、硫酸0.27gを仕込み、4-アセチルビフェニル(シグマ-アルドリッチ社製試薬)2.7g(13.8mmol)を加えて、内容物を120℃で6時間撹拌して反応を行って反応液を得た。次に反応液にN-メチル-2-ピロリドン(関東化学株式会社製)100mL、純水50mLを加えたあと、酢酸エチルにより抽出した。次に純水を加えて中性になるまで分液後、濃縮を行って溶液を得た。
得られた溶液を、カラムクロマトによる分離後、下記式(BiN-1)で表される目的化合物(BiN-1)が1.0g得られた。
得られた化合物(BiN-1)について、上述の方法により分子量を測定した結果、466であった。
得られた化合物(BiN-1)について、上述の測定条件で、NMR測定を行ったところ、以下のピークが見出され、下記式(BiN-1)の化学構造を有することを確認した。
δ(ppm)9.69(2H,O-H)、7.01~7.67(21H,Ph-H)、2.28(3H,C-H)
2-ナフトールの代わりに、2,2’-ビフェノールを使用する以外は合成例1と同様に反応させ、下記式(BiP-1)で表される目的化合物が0.1g得られた。
得られた化合物(BiP-1)について、上述の方法により分子量を測定した結果、466であった。
得られた化合物(BiP-1)について、上述の測定条件で、NMR測定を行ったところ、以下のピークが見出され、下記式(BiP-1)の化学構造を有することを確認した。
δ(ppm)9.40(4H,O-H)、6.80~7.80(23H,Ph-H)、2.25(3H,C-H)
合成例10の原料である2-ナフトール及び4-アセチルビフェニルを表3のように変更し、その他は合成例11と同様に行い、各目的生成物を得た。各生成物は、それぞれ、1H-NMRで同定した。結果を表4に示す。
合成例の原料である2-ナフトール及び4-アセチルビフェニルを表5の原料1及び原料2のように変更し、水1.5mL、ドデシルメルカプタン73mg(0.35mmol)、37%塩酸2.3g(22mmol)を加え、反応温度を55℃に変更し、その他は合成例1と同様に行い、各目的生成物を得た。各生成物は、それぞれ、1H-NMRで同定した。結果を表6に示す。
クラス1000のクリーンブース内にて、1000mL容量の四つ口フラスコ(底抜き型)に、合成例1で得られた化合物(BisN-1)をプロピレングリコールモノメチルエーテル(PGME)に溶解させた濃度10質量%の溶液を500g仕込み、続いて釜内部の空気を減圧除去した後、窒素ガスを導入して大気圧まで戻し、窒素ガスを毎分100mLで通気下、内部の酸素濃度を1%未満に調整した後、攪拌しながら30℃まで加熱した。底抜きバルブから上記溶液を抜き出し、フッ素樹脂製の耐圧チューブを経由してダイヤフラムポンプで毎分100mLの流量で公称孔径が0.01μmのポリアミド製中空糸膜フィルター(キッツマイクロフィルター(株)製、商品名:ポリフィックスナイロンシリーズ)に通液し、フッ素樹脂製容器に回収した。得られたBisN-1の溶液を下記条件にて分析した。なお、酸素濃度はアズワン株式会社製の酸素濃度計「OM-25MF10」により測定し、通液終了まで1%未満の酸素濃度を維持するようにした(以下も同様)。
公称孔径が0.01μmのポリエチレン製中空糸膜フィルター(キッツマイクロフィルター(株)製、商品名:ポリフィックス)を使用した以外は、実施例1と同様に通液し、得られたBisN-1の溶液を下記条件にて分析した。
公称孔径が0.04μmのポリアミド製中空糸膜フィルター(キッツマイクロフィルター(株)製、商品名:ポリフィックス)を使用した以外は、実施例1と同様に通液し、得られたBisN-1溶液を下記条件にて分析した。
公称孔径が5nmのポリエチレン製メンブレンフィルター(日本インテグリス(株)製、商品名:プロテゴ)を使用した以外は、実施例1と同様に通液し、得られたBisN-1溶液を下記条件にて分析した。
公称孔径が0.05μmのPTFE製メンブレンフィルター(Millipore(株)製、商品名:オムニポア)を使用した以外は、実施例1と同様に通液し、得られたBisN-1溶液を下記条件にて分析した。
公称孔径が0.2μmのゼータプラスフィルター40QSH(スリーエム(株)製、イオン交換能あり)を使用した以外は、実施例1と同様に通液し、得られたBisN-1溶液を下記条件にて分析した。
公称孔径が0.2μmのゼータプラスフィルター020GN(スリーエム(株)製、イオン交換能あり)を使用した以外は、実施例1と同様に通液し、得られたBisN-1溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例2で得られた化合物(BisN-2)を使用した以外は、実施例1と同様に通液し、得られたBisN-2溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例3で得られた樹脂(RBisN-2)を使用した以外は、実施例1と同様に通液し、得られたRBisN-2溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例4で得られた化合物(CH-BisN)を使用した以外は、実施例1と同様に通液し、得られたCH-BisN溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例5で得られた化合物(CAX-1)を使用した以外は、実施例1と同様に通液し、得られたCAX-1溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例6で得られた化合物(BiF-1)を使用した以外は、実施例1と同様に通液し、得られたBiF-1溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例7で得られた化合物(BiF-I-1)を使用した以外は、実施例1と同様に通液し、得られたBiF-I-1溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例8で得られた化合物(P-6)を使用した以外は、実施例1と同様に通液し、得られたP-6溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例9で得られた化合物(P-7)を使用した以外は、実施例1と同様に通液し、得られたP-7溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例10で得られた化合物(BiN-1)を使用した以外は、実施例1と同様に通液し、得られたBiN-1溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例11で得られた化合物(BiP-1)を使用した以外は、実施例1と同様に通液し、得られたBiP-1溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例12で得られた化合物(BiN-2)を使用した以外は、実施例1と同様に通液し、得られたBiN-2溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例13で得られた化合物(BiN-3)を使用した以外は、実施例1と同様に通液し、得られたBiN-3溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例14で得られた化合物(BiN-4)を使用した以外は、実施例1と同様に通液し、得られたBiN-4溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例15で得られた化合物(BiP-2)を使用した以外は、実施例1と同様に通液し、得られたBiP-2溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例16で得られた化合物(BiP-3)を使用した以外は、実施例1と同様に通液し、得られたBiP-3溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例17で得られた化合物(BiP-4)を使用した以外は、実施例1と同様に通液し、得られたBiP-4溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例18で得られた化合物(P-1)を使用した以外は、実施例1と同様に通液し、得られたP-1溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例19で得られた化合物(P-2)を使用した以外は、実施例1と同様に通液し、得られたP-2溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例20で得られた化合物(P-3)を使用した以外は、実施例1と同様に通液し、得られたP-3溶液を下記条件にて分析した。
実施例1における化合物(BisN-1)の代わりに、合成例21で得られた化合物(P-4)を使用した以外は、実施例1と同様に通液し、得られたP-4溶液を下記条件にて分析した。
クラス1000のクリーンブース内にて、1000mL容量の四つ口フラスコ(底抜き型)に、BisN-1をPGMEに溶解させた濃度2.5質量%の溶液を500g仕込み、攪拌しながら30℃まで加熱した。アズワン株式会社製の酸素濃度計「OM-25MF10」により酸素濃度を測定した結果、20.8%であった。底抜きバルブからBisN-1溶液を抜き出し、フッ素樹脂製の耐圧チューブを経由してダイヤフラムポンプで毎分100mLの流量で公称孔径が0.01μmのポリアミド製中空糸膜フィルター(キッツマイクロフィルター(株)製、商品名:ポリフィックスナイロンシリーズ)に通液した。得られたBisN-1溶液を下記条件にて分析した。
クラス1000のクリーンブース内にて、1000mL容量の四つ口フラスコ(底抜き型)に、BisN-1をPGMEに溶解させた溶液(濃度2.5質量%)を500g仕込み、続いて釜内部の空気を減圧除去した後、窒素ガスを導入して大気圧まで戻し、窒素ガスを毎分100mLで通気下、攪拌しながら30℃まで加熱した。底抜きバルブからBisN-1溶液を抜き出し、フッ素樹脂製の耐圧チューブを経由してダイヤフラムポンプで毎分100mLの流量でフッ素樹脂製容器に回収した。回収したBisN-1溶液を下記条件にて分析した。
[各種金属含有量測定]
ICP-MSを用いて以下の測定条件にての各種PGME溶液中の金属含有量を測定した。
装置:ELAN DRCII(パーキンエルマー製)
温度:25℃
環境:クラス100クリーンルーム
[有機純度測定]
高速液体クロマトグラフィーを用いて以下の測定条件にて各種PGME溶液中の有機純度を測定した。
装置:GL-7400型(日立製)
カラム:X-BRIDE C18
溶離液:アセトニトリル/水
温度:40℃
なお、本明細書において有機純度とは、PGME溶液中に溶解している有機化合物の総質量に対する化合物又は樹脂(例えば、実施例1ではBisN-1)の質量の割合(質量%)を意味する。
Claims (23)
- 下記式(1A)で表される化合物及び下記式(2A)で表される構造を有する樹脂からなる群より選ばれる1種以上の物質と、溶媒と、を含む溶液を調製する工程と、
前記溶液をフィルターに通液することにより精製する工程と、
を含む、物質の精製方法。
- 酸素濃度が20%未満の雰囲気で精製を行う、請求項1に記載の精製方法。
- 前記フィルターの公称孔径が、0.2μm以下である、請求項1又は2に記載の精製方法。
- 前記フィルターが、中空糸膜フィルター、メンブレンフィルター及びプリーツ膜フィルターからなる群より選ばれる1種以上である、請求項1~3のいずれか1項に記載の精製方法。
- 前記フィルターの濾材が、ポリアミド製、ポレオレフィン樹脂製及びフッ素樹脂製からなる群より選ばれる1種以上である、請求項1~4のいずれか1項に記載の精製方法。
- 前記フィルターが、イオン交換体を含む、請求項1~5のいずれか1項に記載の精製方法。
- 前記フィルターが、ゼータ電位を有する物質を含む、請求項1~6のいずれか1項に記載の精製方法。
- 前記溶媒が、酢酸エチル、酢酸ブチル、メチルイソブチルケトン、プロピレングリコールモノメチルエーテル、プロピレングリコールモノメチルエーテルアセテート、シクロペンタノン及びシクロヘキサノンからなる群より選ばれる1種以上である、請求項1~7のいずれか1項に記載の精製方法。
- 前記精製を行った後の前記溶液金属において、クロムの含有量、前記物質の質量に対して50ppb以下である、請求項1~8のいずれか1項に記載の精製方法。
- 前記式(1A)で表される化合物及び前記式(2A)で表される構造を有する樹脂が、それぞれ、下記式(1A’)で表される化合物及び下記式(2A’)で表される構造を有する樹脂である、請求項1~9のいずれか1項に記載の精製方法。
- 前記式(1A)で表される化合物が、下記式(3)で表される化合物である、請求項1~10のいずれか1項に記載の精製方法。
- 下記式(1A)で表される化合物及び下記式(2A)で表される構造を有する樹脂からなる群より選ばれる1種以上の物質と、99ppb以下のNaと、60ppb未満のFeと、80ppb未満のCrと、70ppb未満のSnと、を含む組成物の製造方法であって、
溶媒と、前記物質、99ppb超のNa、60ppb以上のFe、80ppb以上のCr及び70ppb以上のSnを含む前駆体組成物と、を含む溶液を調製する工程と、
前記溶液をフィルターに通液することにより、前記溶液中におけるNa、Fe、Cr及びSnの含有量を、それぞれ、99ppb以下、60ppb未満、80ppb未満及び70ppb未満とする工程と、
を含む、組成物の製造方法。
(式(2A)中、X、Ra、Rb、n及びpは、前記式(1A)において説明したものと同義であり、Rcは単結合又は炭素数1~40のアルキレン基であり、m2は各々独立して0~8の整数である。ここで、Rbのうち、少なくとも1つは水酸基及びチオール基から選ばれる1種以上を含む基であり、すべてのm2が同時に0となることはない。)
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