WO2022091990A1 - 環式ジオール化合物、該化合物の製造方法及び該化合物の用途 - Google Patents
環式ジオール化合物、該化合物の製造方法及び該化合物の用途 Download PDFInfo
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- WO2022091990A1 WO2022091990A1 PCT/JP2021/039205 JP2021039205W WO2022091990A1 WO 2022091990 A1 WO2022091990 A1 WO 2022091990A1 JP 2021039205 W JP2021039205 W JP 2021039205W WO 2022091990 A1 WO2022091990 A1 WO 2022091990A1
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- VWGKEVWFBOUAND-UHFFFAOYSA-N 4,4'-thiodiphenol Chemical compound C1=CC(O)=CC=C1SC1=CC=C(O)C=C1 VWGKEVWFBOUAND-UHFFFAOYSA-N 0.000 description 1
- RQCACQIALULDSK-UHFFFAOYSA-N 4-(4-hydroxyphenyl)sulfinylphenol Chemical compound C1=CC(O)=CC=C1S(=O)C1=CC=C(O)C=C1 RQCACQIALULDSK-UHFFFAOYSA-N 0.000 description 1
- SSWAKZIHXNIMGR-UHFFFAOYSA-N 4-(4-tert-butylphenyl)but-3-en-2-one Chemical compound CC(=O)C=CC1=CC=C(C(C)(C)C)C=C1 SSWAKZIHXNIMGR-UHFFFAOYSA-N 0.000 description 1
- ODJUOZPKKHIEOZ-UHFFFAOYSA-N 4-[2-(4-hydroxy-3,5-dimethylphenyl)propan-2-yl]-2,6-dimethylphenol Chemical compound CC1=C(O)C(C)=CC(C(C)(C)C=2C=C(C)C(O)=C(C)C=2)=C1 ODJUOZPKKHIEOZ-UHFFFAOYSA-N 0.000 description 1
- FPWNLURCHDRMHC-UHFFFAOYSA-N 4-chlorobiphenyl Chemical group C1=CC(Cl)=CC=C1C1=CC=CC=C1 FPWNLURCHDRMHC-UHFFFAOYSA-N 0.000 description 1
- LGLRATQVXOKFBD-UHFFFAOYSA-N 5-(2,4,6-trimethoxyphenyl)cyclohexane-1,3-dione Chemical compound COC1=CC(OC)=CC(OC)=C1C1CC(=O)CC(=O)C1 LGLRATQVXOKFBD-UHFFFAOYSA-N 0.000 description 1
- PNVNVCYTGLOTGK-UHFFFAOYSA-N 5-(3-methylphenyl)cyclohexane-1,3-dione Chemical compound CC1=CC=CC(C2CC(=O)CC(=O)C2)=C1 PNVNVCYTGLOTGK-UHFFFAOYSA-N 0.000 description 1
- DOBCYMOHKDQMLM-UHFFFAOYSA-N 5-(4-tert-butylphenyl)cyclohexane-1,3-dione Chemical compound C1=CC(C(C)(C)C)=CC=C1C1CC(=O)CC(=O)C1 DOBCYMOHKDQMLM-UHFFFAOYSA-N 0.000 description 1
- DPKUOTMQQGOZBO-UHFFFAOYSA-N CCOC1=C(C(CC(C2)=O)CC2=O)C2=CC=CC=C2C=C1 Chemical compound CCOC1=C(C(CC(C2)=O)CC2=O)C2=CC=CC=C2C=C1 DPKUOTMQQGOZBO-UHFFFAOYSA-N 0.000 description 1
- KLDXJTOLSGUMSJ-JGWLITMVSA-N Isosorbide Chemical compound O[C@@H]1CO[C@@H]2[C@@H](O)CO[C@@H]21 KLDXJTOLSGUMSJ-JGWLITMVSA-N 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 1
- 235000002597 Solanum melongena Nutrition 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- RABVYVVNRHVXPJ-UHFFFAOYSA-N [3-(hydroxymethyl)-1-adamantyl]methanol Chemical compound C1C(C2)CC3CC1(CO)CC2(CO)C3 RABVYVVNRHVXPJ-UHFFFAOYSA-N 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 238000006359 acetalization reaction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000005102 attenuated total reflection Methods 0.000 description 1
- VCCBEIPGXKNHFW-UHFFFAOYSA-N biphenyl-4,4'-diol Chemical group C1=CC(O)=CC=C1C1=CC=C(O)C=C1 VCCBEIPGXKNHFW-UHFFFAOYSA-N 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- PMMYEEVYMWASQN-IMJSIDKUSA-N cis-4-Hydroxy-L-proline Chemical compound O[C@@H]1CN[C@H](C(O)=O)C1 PMMYEEVYMWASQN-IMJSIDKUSA-N 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 238000006114 decarboxylation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000011903 deuterated solvents Substances 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- CCIVGXIOQKPBKL-UHFFFAOYSA-M ethanesulfonate Chemical compound CCS([O-])(=O)=O CCIVGXIOQKPBKL-UHFFFAOYSA-M 0.000 description 1
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 125000003253 isopropoxy group Chemical group [H]C([H])([H])C([H])(O*)C([H])([H])[H] 0.000 description 1
- 229960002479 isosorbide Drugs 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 125000003506 n-propoxy group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])O* 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 125000003261 o-tolyl group Chemical group [H]C1=C([H])C(*)=C(C([H])=C1[H])C([H])([H])[H] 0.000 description 1
- OTLDLKLSNZMTTA-UHFFFAOYSA-N octahydro-1h-4,7-methanoindene-1,5-diyldimethanol Chemical compound C1C2C3C(CO)CCC3C1C(CO)C2 OTLDLKLSNZMTTA-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- DHRLEVQXOMLTIM-UHFFFAOYSA-N phosphoric acid;trioxomolybdenum Chemical compound O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.OP(O)(O)=O DHRLEVQXOMLTIM-UHFFFAOYSA-N 0.000 description 1
- IYDGMDWEHDFVQI-UHFFFAOYSA-N phosphoric acid;trioxotungsten Chemical compound O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.OP(O)(O)=O IYDGMDWEHDFVQI-UHFFFAOYSA-N 0.000 description 1
- 229920000166 polytrimethylene carbonate Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 1
- 229960001755 resorcinol Drugs 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000012487 rinsing solution Substances 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- GYBMSOFSBPZKCX-UHFFFAOYSA-N sodium;ethanol;ethanolate Chemical compound [Na+].CCO.CC[O-] GYBMSOFSBPZKCX-UHFFFAOYSA-N 0.000 description 1
- 239000011973 solid acid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 125000005425 toluyl group Chemical group 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- ITMCEJHCFYSIIV-UHFFFAOYSA-N triflic acid Chemical compound OS(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-N 0.000 description 1
- 125000001680 trimethoxyphenyl group Chemical group 0.000 description 1
- UCPYLLCMEDAXFR-UHFFFAOYSA-N triphosgene Chemical compound ClC(Cl)(Cl)OC(=O)OC(Cl)(Cl)Cl UCPYLLCMEDAXFR-UHFFFAOYSA-N 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/10—Spiro-condensed systems
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3212—Polyhydroxy compounds containing cycloaliphatic groups
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/199—Acids or hydroxy compounds containing cycloaliphatic rings
-
- 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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
Definitions
- the present invention relates to a cyclic diol compound, a method for producing the compound, and a use of the compound.
- cyclic diol compounds are known as resin raw materials for polyester resin and polycarbonate resin.
- Industrially available cyclic diol compounds include 1,4-cyclohexanedimethanol, 1,4-cyclohexanediol, 2,2-bis (4-hydroxycyclohexyl) propane (hydrogenated bisphenol A) and the like.
- various cyclic diol compounds have been reported depending on the use of the produced resin.
- Patent Document 1 For a polycarbonate resin used for optical applications (for example, an optical lens), a diol component containing a specific aromatic diol compound having a fluorene ring structure for the purpose of reducing coloration and improving the optical properties of the resin such as transparency.
- Patent Document 2 a method for producing a specific fluorene-containing dihydroxy compound and another dihydroxy compound in a specific ratio.
- the present invention relates to resin raw materials such as polyester resin, polycarbonate resin, epoxy resin, polyurethane resin, polyacrylic acid ester resin, polymethacrylic acid ester resin, polyester polyol resin, and cyclic diol compounds useful as resin modifiers. It is an object of the present invention to provide the manufacturing method.
- a cyclic diol compound having a unique diacetal (dispyro) structure is a compound not described in the literature, and is a polyester resin, a polycarbonate resin, an epoxy resin, or a polyurethane.
- a resin raw material such as a resin, a polyacrylic acid ester resin, a polymethacrylic acid ester resin, and a polyester polyol resin and a resin modifier thereof, and have completed the present invention based on such findings. rice field.
- the present invention provides the following cyclic diol compound, a method for producing the compound, and uses of the compound.
- a compound represented by the general formula (1) (hereinafter, also referred to as “cyclic diol compound of the present invention”).
- R 1 is the same or different, and represents a hydrogen atom, an aryl group having 6 to 12 carbon atoms, or a linear or branched alkyl group having 1 to 4 carbon atoms, respectively.
- X represents a group represented by the following general formula (a), general formula (b), general formula (c) or general formula (d).
- the wavy line indicates the binding site.
- R 2 is the same or different, and is linear with a hydrogen atom, a fluorine atom, a chlorine atom, a bromine atom, and 1 to 4 carbon atoms, respectively. Alternatively, it indicates a branched alkyl group or a linear or branched alkoxy group having 1 to 7 carbon atoms).
- R 1 is the same or different, and is a methyl group, an ethyl group, an n-propyl group, an isopropyl group, an n-butyl group, an isobutyl group, a tert-butyl group or a phenyl group, respectively.
- Item 1 The compound according to [Item 1].
- [Item 3] Item 5.
- R 2 is the same or different, and has a hydrogen atom and a linear chain having 1 to 4 carbon atoms, respectively.
- R 1 is a methyl group or an ethyl group
- X is a group represented by the general formula (a), (c) or (d)
- R 2 is the same or different.
- [Item 6] The compound according to any one of [Item 1] to [Item 5], wherein X is a phenyl group, a biphenyl group, a 1-naphthyl group or a 2-naphthyl group in the general formula (1).
- [Item 7] The compound according to any one of [Item 1] to [Item 6], wherein X is a phenyl group in the general formula (1).
- [Item 8] A monomer for polyester resin, polycarbonate resin, polyurethane resin or polyester polyol resin, which comprises the compound according to any one of [Item 1] to [Item 7].
- [Item 9] Resin modification of polyester resin, polycarbonate resin, epoxy resin, polyurethane resin, polyacrylic acid ester resin, polymethacrylic acid ester resin or polyester polyol resin, which comprises the compound according to any one of [Item 1] to [Item 7].
- Agent. [Item 10] Use of the compound according to any one of [Item 1] to [Item 7] for producing a polyester resin, a polycarbonate resin, a polyurethane resin or a polyester polyol resin.
- [Item 11] A method in which the compound according to any one of [Item 1] to [Item 7] is used as a monomer (raw material) of a polyester resin, a polycarbonate resin, a polyurethane resin or a polyester polyol resin.
- [Item 12] A polycarbonate resin containing a structural unit represented by the general formula (2).
- R 1 is the same or different, and represents a hydrogen atom, an aryl group having 6 to 12 carbon atoms, or a linear or branched alkyl group having 1 to 4 carbon atoms, respectively.
- X represents a group represented by the following general formula (a), general formula (b), general formula (c) or general formula (d).
- R 2 is the same or different, and is linear with a hydrogen atom, a fluorine atom, a chlorine atom, a bromine atom, and 1 to 4 carbon atoms, respectively. Alternatively, it indicates a branched alkyl group or a linear or branched alkoxy group having 1 to 7 carbon atoms).
- R 1 is the same or different, and represents a hydrogen atom, an aryl group having 6 to 12 carbon atoms, or a linear or branched alkyl group having 1 to 4 carbon atoms, respectively.
- X represents a group represented by the following general formula (a), general formula (b), general formula (c) or general formula (d).
- R 2 is the same or different, and is linear with a hydrogen atom, a fluorine atom, a chlorine atom, a bromine atom, and 1 to 4 carbon atoms, respectively.
- the cyclic diol compound of the present invention is used as a resin raw material (monomer) or resin modifier such as polyester resin, polycarbonate resin, epoxy resin, polyurethane resin, polyacrylic acid ester resin, polymethacrylic acid ester resin, and polyester polyol resin. can.
- the resin (for example, polycarbonate resin) obtained by using the monomer containing the cyclic diol compound of the present invention is characterized by having a large refractive index.
- the cyclic diol compound of the present invention is useful as a modifier for resins such as polycarbonate resins.
- the resin for example, polycarbonate resin
- the resin has a characteristic of having negative birefringence.
- the birefringence of the resin can be made as close to zero as possible. Therefore, the resin can be suitably used for optical applications (optical lenses, optical films, optical sheets, etc.).
- the cyclic diol compound of the present invention is produced by diacetalizing the carbonyl groups at the 1- and 3-positions of the 1,3-cyclohexanedione ring. Generally, it is extremely difficult to diacetalize 1,3-cyclohexanedione due to steric hindrance and the like. However, since the production method of the present invention uses a compound in which an aromatic ring is bonded to the 5-position of 1,3-cyclohexanedione as a raw material, diacetalization proceeds effectively, and the cyclic diol compound of the present invention is yielded well. Can be manufactured at a rate.
- FIG. 3 is an IR spectrum of 5-phenyl-1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 1.
- 3 is an IR spectrum of 5-phenyl-1,3-cyclohexanedionetrimethylolethanediacetal obtained in Example 2.
- 6 is an IR spectrum of 5- (4-t-butylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 3.
- 5 is a 1 H-NMR spectrum of 5- (4-t-butylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 3.
- 6 is an IR spectrum of 5- (2,4,6-trimethylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 4.
- FIG. 3 is an IR spectrum of 5- (2,4-dimethylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 5.
- 5 is a 1 H-NMR spectrum of 5- (2,4-dimethylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 5.
- FIG. 3 is an IR spectrum of 5- (2-naphthyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 6.
- FIG. 6 is a 1 H-NMR spectrum of 5- (2-naphthyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 6.
- FIG. 3 is an IR spectrum of 5- (2-naphthyl) -1,3-cyclohexanedionetrimethylolethanediacetal obtained in Example 7.
- 5 is a 1 H-NMR spectrum of 5- (2-naphthyl) -1,3-cyclohexanedionetrimethylolethanediacetal obtained in Example 7.
- FIG. 3 is an IR spectrum of 5- (4-methylphenyl) -1,3-cyclohexanedionetrimethylolpropane diacetal obtained in Example 8.
- 5 is a 1 H-NMR spectrum of 5- (4-methylphenyl) -1,3-cyclohexanedionetrimethylolpropane diacetal obtained in Example 8.
- FIG. 3 is an IR spectrum of 5- (3,4-dimethylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 9.
- 5 is a 1 H-NMR spectrum of 5- (3,4-dimethylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 9.
- FIG. 3 is an IR spectrum of 5- (3,4-dimethylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 9.
- 5 is a 1 H-NMR spectrum of 5- (3,4-dimethylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example
- Example 3 is an IR spectrum of 5- (4-methoxyphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 10.
- 5 is a 1 H-NMR spectrum of 5- (4-methoxyphenyl) -1,3-cyclohexanedionetrimethylolpropane diacetal obtained in Example 10.
- 11 is an IR spectrum of 5- (4-isopropylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 11.
- 5 is a 1 H-NMR spectrum of 5- (4-isopropylphenyl) -1,3-cyclohexanedionetrimethylolpropane diacetal obtained in Example 11.
- Example 11 is an IR spectrum of 5- (4-isobutylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 12.
- 5 is a 1 H-NMR spectrum of 5- (4-isobutylphenyl) -1,3-cyclohexanedione trimethylolpropane diacetal obtained in Example 12.
- the cyclic diol compound of the present invention has the following general formula (1).
- R 1 is the same or different, and represents a hydrogen atom, an aryl group having 6 to 12 carbon atoms, or a linear or branched alkyl group having 1 to 4 carbon atoms, respectively.
- X represents a group represented by the following general formula (a), general formula (b), general formula (c) or general formula (d).
- R 2 is the same or different, and is linear with a hydrogen atom, a fluorine atom, a chlorine atom, a bromine atom, and 1 to 4 carbon atoms, respectively. Alternatively, it indicates a branched alkyl group or a linear or branched alkoxy group having 1 to 7 carbon atoms).
- It is a compound represented by.
- the "linear or branched alkyl group having 1 to 4 carbon atoms" represented by R 1 is not particularly limited, and is, for example, a methyl group, an ethyl group, or n-propyl.
- alkyl groups such as groups, isopropyl groups, n-butyl groups, isobutyl groups, sec-butyl groups and tert-butyl groups.
- a methyl group, an ethyl group, an isobutyl group and a tert-butyl group are preferable, and a methyl group or an ethyl group is more preferable.
- the "aryl group having 6 to 12 carbon atoms" represented by R 1 is not particularly limited, and examples thereof include a phenyl group, a toluyl group, a xylyl group, and a naphthyl group.
- the "linear or branched alkyl group having 1 to 4 carbon atoms" represented by R2 examples thereof include, but are not limited to, a methyl group, an ethyl group, an n-propyl group, an isopropyl group, an n-butyl group, an isobutyl group, a sec-butyl group, a tert-butyl group and the like.
- the "linear or branched alkoxy group having 1 to 7 carbon atoms" represented by R2 is not particularly limited, but is, for example, a methoxy group, an ethoxy group, an n-propoxy group, or an isopropoxy group. And so on.
- R2 is preferably a hydrogen atom.
- X is a phenyl group (included in the general formula (a)), a biphenyl group (included in the general formula (b)), and a 1-naphthyl group (included in the general formula (c)). , 2-naphthyl group (included in the general formula (d)).
- a phenyl group is preferable.
- R 1 is preferably a methyl group or an ethyl group.
- X is preferably a group represented by the general formula (a), (c) or (d), more preferably a group represented by the general formula (a) or (d), and is represented by the general formula (a). Groups are even more preferred.
- R 2 is the same or different, and is preferably a hydrogen atom, a methyl group, an ethyl group, an isopropyl group, an isobutyl group, a tert-butyl group, a methoxy group, an ethoxy group, or the like, and a hydrogen atom is more preferable.
- X is a phenyl group
- the group represented by the general formula (a1), (a2) or (a3) shown below is a group.
- a phenyl group is more preferred.
- R 21 is the same or different and represents a methyl group, an ethyl group, an isopropyl group, a sec-butyl group, a tert-butyl group, or a methoxy group.
- the compound represented by the general formula (1) may have the following isomers such as isomer A, isomer B, and isomer C. Each of these isomers may be alone or a mixture of two or more. [In the formula, R1 and X are the same as described above. ]
- the isomer ratio shall be determined by gas chromatography (GC) analysis using the method described in Examples and by the area percentage method. Can be done.
- GC gas chromatography
- Each isomer usually has its own unique peak by GC analysis.
- the content ratio of the isomers can be expressed as a percentage of the peak area of each isomer with respect to the total peak area of the cyclic diol compound.
- the ratio of the percentage of each isomer can be defined as the isomer ratio.
- the cyclic diol compound of the present invention may have isomers such as isomer A, isomer B, or isomer C as described above. There are two isomer peaks detected by GC analysis, which are considered to be thermodynamically stable isomers A and B.
- Specific examples of the compound represented by the general formula (1) include 5-phenyl-1,3-cyclohexanedionetrimethylolpropanediacetal and 5- (4-methylphenyl) -1,3-cyclohexanedionedione.
- Methylolpropanediacetal 5- (4-ethylphenyl) -1,3-cyclohexanedionetrimethylolpropanediacetal, 5- (3,4-dimethylphenyl) -1,3-cyclohexanedionetrimethylolpropanediacetal, 5 -(2,4-dimethylphenyl) -1,3-cyclohexanedionetrimethylolpropanediacetal, 5- (3-fluoro-4-methylphenyl) -1,3-cyclohexanedionetrimethylolpropanediacetal, 5-( 4-Isopropylphenyl) -1,3-cyclohexanedionetrimethylolpropanediacetal, 5- (2,4,6-trimethylphenyl) -1,3-cyclohexanedionetrimethylolpropanediacetal, 5- (2,4) 5-trimethylphenyl) -1,3-cyclohexanedi
- preferable compounds are 5-phenyl-1,3-cyclohexanedione trimethylolpropane diacetal, 5-phenyl-1,3-cyclohexanedione trimethylol ethanediasetal, 5- (4-tert-butylphenyl) -1.
- the cyclic diol compound of the present invention can be produced, for example, as shown in ⁇ Reaction Formula 1> below.
- ⁇ Reaction formula 1> [In the formula, R1 and X are the same as described above. ]
- the compound represented by the general formula (1) is an acid of the compound represented by the general formula (3) and the compound represented by the general formula (4). It can be produced by reacting in the presence of a catalyst (acetalization reaction). The reaction can usually be carried out in a solvent (eg, toluene, etc.). The solvent can be heated to reflux and the resulting water can be azeotropically boiled with the solvent to remove the reaction.
- a catalyst acetalization reaction.
- the acidic catalyst is not particularly limited as long as it has a catalytic action, and a known acidic catalyst is used.
- mineral acids such as hydrochloric acid, sulfuric acid, nitrate and phosphoric acid
- organic acids such as p-toluenesulfonic acid, methanesulfonic acid, ethanesulfonic acid, trifluoroacetic acid, trifluoromethanesulfonic acid
- cation exchange resin zeolite, silica.
- Solid acids such as alumina and hetropolyic acid (eg, phosphotung acid, phosphomolybdic acid, etc.); other examples include various Lewis acids.
- the amount of the compound represented by the general formula (4) to be used is usually about 0.5 to 3 mol, preferably 0.8 to 2 mol, with respect to 1 mol of the compound represented by the general formula (3). It is about a mole.
- a 1,3-cyclohexanedione compound having a substituent X at the 5-position and a 2-hydroxymethyl- 1 having a substituent R1 at the 2-position are typically used.
- a production method in which a 3-propanediol compound is acetalized in a toluene solvent in the presence of an acidic catalyst is exemplified.
- the compound represented by the general formula (3) has a substituent X at the 5-position of 1,3-cyclohexanedione, and therefore is represented by the general formula (4) as compared with 1,3-cyclohexanedione. Diacetalization with the compound to be carried out is likely to proceed, and the target compound represented by the general formula (1) can be obtained in good yield.
- the compound represented by the above general formula (3) is composed of a compound represented by the general formula (5) and a compound represented by the general formula (6) as a base. It can be produced by reacting in the presence and then treating with an acid.
- ⁇ Reaction formula 2> [In the formula, R 3 represents the same or different alkyl groups having 1 to 3 carbon atoms, respectively. X is the same as above. ]
- Examples of the alkyl group having 1 to 3 carbon atoms represented by R 3 include a methyl group, an ethyl group, an isopropyl group and the like.
- This reaction is performed by known methods, such as Chemistry-A Eurpean Journal (2017), 23 (49), 11757-11760, Zhurnal Obshchei Khimii (1957), 27. 3087-92. It can be carried out according to or in accordance with the method described in the above.
- the cyclic diol compound of the present invention can be used as a monomer of polyester resin, polycarbonate resin, epoxy resin, polyurethane resin, polyacrylic acid ester resin, polymethacrylic acid ester resin, polyester polyol resin and the like.
- the present invention also provides a polycarbonate resin containing a structural unit represented by the following general formula (2).
- the polycarbonate resin can be produced by subjecting a monomer containing the cyclic diol compound of the present invention to a (polymerization) reaction with a carbonyl precursor compound.
- R1 and X are the same as described above.
- the monomer containing the cyclic diol compound of the present invention may contain, in addition to the cyclic diol compound of the present invention, a dihydroxy compound generally used as a constituent unit of the polycarbonate resin.
- a dihydroxy compound generally used as a constituent unit of the polycarbonate resin.
- the dihydroxy compound include an aliphatic dihydroxy compound and an aromatic dihydroxy compound.
- the polycarbonate resin of the present invention may contain a structural unit derived from a general dihydroxy compound in addition to the structural unit represented by the general formula (2) derived from the cyclic diol compound of the present invention. ..
- Examples of the aliphatic dihydroxy compound include various ones, and in particular, 1,4-cyclohexanedimethanol, tricyclodecanedimethanol, 1,3-adamantandimethanol, and 2,2-bis (4-hydroxycyclohexyl).
- aromatic dihydroxy compound examples include various ones, and in particular, 2,2-bis (4-hydroxyphenyl) propane [bisphenol A], bis (4-hydroxyphenyl) methane, and 1,1-bis ( 4-Hydroxyphenyl) ethane, 2,2-bis (4-hydroxy-3,5-dimethylphenyl) propane, 4,4'-dihydroxydiphenyl, bis (4-hydroxyphenyl) cycloalkhan, bis (4-hydroxyphenyl) ) Oxide, bis (4-hydroxyphenyl) sulfide, bis (4-hydroxyphenyl) sulfone, bis (4-hydroxyphenyl) sulfoxide, bis (4-hydroxyphenyl) ketone, bisphenoxyethanol fluorene and the like.
- hydroquinone, resorcin, catechol and the like can also be mentioned.
- the proportion of the cyclic diol compound of the present invention in the monomer used is not particularly limited, and is, for example, 1 to 80 mol%, preferably 1 to 60 mol%, and more preferably 5 in the total amount of the monomer. It is about 50 mol%, and particularly preferably 15 to 35 mol%. That is, in the polycarbonate resin of the present invention, the ratio of the structural units represented by the general formula (2) derived from the cyclic diol compound of the present invention is not particularly limited, and among all the structural units, for example, 1 to 80 mol. %, Preferably 1 to 60 mol%, more preferably 5 to 50 mol%, and particularly preferably 15 to 35 mol%.
- Examples of the carbonyl precursor compound include phosgene, triphosgene, diphenyl carbonate and the like.
- the number average molecular weight (Mn) of the polycarbonate resin containing the structural unit represented by the general formula (2) is about 10,000 to 100,000, and the weight average molecular weight (Mw) is 10,000 to 100. It is about 000, and the degree of polydispersity (Mw / Mn) is about 1 to 5.
- the glass transition temperature (Tg) is about 100 to 200.
- the refractive index (n D ) of the polycarbonate resin containing the structural unit represented by the general formula (2) is relatively large, usually 1.500 to 1.750, and preferably 1.599 to 1.750. Is.
- the refractive index is a value measured by the method described in Examples.
- the Abbe number ( ⁇ d ) of the birefringence of the polycarbonate resin containing the structural unit represented by the general formula (2) is usually 20.0 to 55.0, preferably 25.0 to 33.0. be.
- the Abbe number is a value measured by the method described in Examples.
- the cyclic diol compound of the present invention (compound represented by the general formula (1)) can be used as a resin modifier.
- the properties of the resin can be modified by copolymerizing the cyclic diol compound of the present invention as a monomer for copolymerization.
- the properties such as the refractive index and birefringence of the resin can be adjusted.
- the target resin include polyester resin, polycarbonate resin, epoxy resin, polyurethane resin, polyacrylic acid ester resin, polymethacrylic acid ester resin, polyester polyol resin and the like. Of these, polyester resin and polycarbonate resin are typical.
- the birefringence observed in polymers for optical materials obtained by polymerization is classified into orientation birefringence, stress birefringence and morphological birefringence.
- orientation birefringence is observed when fine fibrous substances in a resin are arranged, and is usually negligible as an optical property of a polymer for an optical material.
- Orientation birefringence is due to molecular orientation, and stress birefringence is due to residual stress during molding.
- Polymers for optical materials have large optical distortions when birefringence is large, so that problems such as bleeding and blurring occur when used for lens applications, for example. Therefore, it is required to reduce the birefringence so that the appearance becomes clearer.
- polycarbonate resin is excellent in transparency, impact resistance, heat resistance, dimensional stability, and the like.
- the bisphenol A type polycarbonate resin has a large birefringence, and it is necessary to reduce the birefringence in order to use it for an optical material.
- the resin copolymerized using the cyclic diol compound of the present invention (particularly, the polycarbonate resin) has negative birefringence, it exhibits a structural unit derived from the cyclic diol compound of the present invention and positive birefringence.
- Birefringence can be made as close to zero as possible by forming a resin obtained by copolymerizing with the constituent units of other dihydroxy compounds.
- the resin can be suitably used for applications in which birefringence needs to be as close to zero as possible, particularly for optical material applications such as optical lenses, optical films, and optical sheets.
- the applicable optical material is not particularly limited, but may be, for example, a lens of a smartphone camera, a lens of an in-vehicle camera, a lens for goggles for VR (virtual reality) or MR (mixed reality), a lens for a security camera, and the like. Can be mentioned.
- the resin obtained by copolymerizing the cyclic diol compound of the present invention (particularly, the polycarbonate resin) has a feature of having a large refractive index. Therefore, by adjusting the content of the cyclic diol compound of the present invention, the refractive index of the resin can be adjusted in a wide range according to the design of various lenses.
- GC gas chromatography
- ⁇ Melting point> The melting point of the cyclic diol compound was measured using a differential calorimetry device DSC6220 manufactured by SI Nanotechnology. A 6.8 mg sample was placed in an aluminum pan manufactured by the same company, sealed, and heated from 30 ° C. to 200 ° C. at a heating rate of 10 ° C./min under a nitrogen stream of 50 ml / min, and an endothermic peak was observed. The temperature indicated by the peak top was taken as the melting point.
- IR spectrum ⁇ Infrared absorption spectrum (IR spectrum)>
- the IR spectrum of the cyclic diol compound was carried out by an ATR method (attenuated total reflection method) using an infrared spectrophotometer (Spectrum400 manufactured by PerkinElmer Japan Co., Ltd.).
- the glass transition temperature of the obtained polycarbonate resin was measured using a differential calorimetry device DSC6220 manufactured by SI Nanotechnology. 6.7 mg of the sample was placed in an aluminum pan made by the same company and sealed, and the temperature was raised from 30 ° C to 220 ° C at a temperature rise rate of 10 ° C / min under a nitrogen stream of 50 ml / min, and the temperature was lowered from 220 ° C to 30 ° C at a temperature decrease rate of 10. The temperature was cooled at ° C./min, and the temperature was raised from 30 ° C. to 220 ° C. at a heating rate of 10 ° C./min, and the inflection point at 2ndRUN was defined as the glass transition temperature.
- the number average molecular weight Mn and the weight average molecular weight Mw are polystyrene-equivalent number average molecular weight (Mn), weight average molecular weight (Mw), and polydispersity (Mw) using gel permeation chromatography (GPC) under the following measurement conditions. Mw / Mn) was obtained.
- ⁇ Refractive index> A rectangular test piece having a length of 4.0 mm and a width of 0.8 mm was cut out from a film having a thickness of 0.1 mm prepared in the reference example described later and used as a measurement sample.
- the refractive index nD was measured by the method of JIS-K-7142 with a multi-wavelength Abbe refractometer DR-M2 manufactured by Atago Co., Ltd. using an interference filter having a wavelength of 589 nm ( D line). Diiodomethane (manufactured by Tokyo Chemical Industry Co., Ltd.) was used as the intermediate solution for the measurement.
- ⁇ Birerefringence> The sample was heated and uniaxially stretched by equipping a solid viscoelasticity measuring device (UBM, S1000-DVE3) with a tension type jig. After the stretching was stopped, the constant temperature bath was opened and cooled by a blower. Using the stretched film as a light source device, HAYASHI-REPIC Co., Ltd. Luminous Ace LA-100USW, and Oji Measuring Instruments Co., Ltd. phase difference measuring device KOBRA-WPR, measurement wavelength 449.9, 498.0, The phase difference was measured at each wavelength of 548.0, 588.8, 628.8, and 751.0 nm.
- the birefringence ⁇ n was obtained from the following equation.
- ⁇ n is indicated by a positive value
- ⁇ n is indicated by a negative value
- Birefringence ⁇ n (Phase difference [nm] with measurement wavelength 548.0 nm) / (Film thickness [mm] ⁇ 106 )
- Birefringence ⁇ n (Phase difference [nm] with measured wavelength 588.8 nm) / (Film thickness [mm] ⁇ 106 )
- Total light transmittance> Using a film having a thickness of 0.1 mm prepared by the above method as a measurement sample, the total light transmittance was measured by the method of JIS-K-7136 with a Haze Meter NDH7000SPII manufactured by Nippon Denshoku. The measurement was performed on three films, and the average value of the measured values obtained by those measurements was used as the measured value.
- Example 1 In a 300 ml eggplant flask equipped with Dean Stark with a cooling tube, 12.5 g (66.4 mmol) of 5-phenyl-1,3-cyclohexanedione, 625 mg of phosphotungstic acid, 21.3 g (159 mmol) of trimethylolpropane, and 125 ml of toluene were placed. In addition, a stirrer was added. The temperature of the mixture is raised while stirring with a magnetic stirrer, and the generated water flowing out with the theoretical amount of produced water (132 mmol, 2.3 g) is removed by Dean Stark under reflux with toluene for 2 hours. The acetal reaction was carried out.
- the reaction mixture was returned to room temperature, neutralized with 125 ml of saturated aqueous sodium hydrogen carbonate solution, 125 ml of toluene was added, and the mixture was separated into an aqueous layer and an organic layer.
- the separated organic layer was washed with 125 ml of warm water at 40 ° C.
- the organic layer was set at 40 ° C. and 50 mmHg, and the solvent was removed by an evaporator.
- the remaining organic layer (125 g) was stirred at room temperature and crystals were taken out. Toluene was used as the rinsing solution and the precipitated crystals were filtered off.
- Example 2 5-Phenyl-1,3-cyclohexanedione trimethylol with a purity of 95.1% (GC area percentage) in the same manner as in Example 1 except that trimethylolpropane was changed to 19.1 g (159 mmol) of trimethylolethane. 11.0 g (28 mmol) of ethanediacetal (hereinafter referred to as “Compound 2”) was obtained. The melting point of the crystal was 135 ° C.
- Example 3 42.8 g (264 mmol) of 4-t-butylbenzaldehyde and 396 ml of acetone were placed in a 1 L beaker, and 264 g of a 10 wt% sodium hydroxide aqueous solution was added dropwise at a temperature of 30 ° C. or lower while stirring at room temperature. Then, the mixture was stirred at room temperature for 2.5 hours, neutralized with 44 g of acetic acid, and then acetone was distilled off. 264 ml of ethyl acetate was added and the organic layer was separated.
- the obtained organic layer was washed successively with saturated aqueous sodium hydrogen carbonate solution and saturated aqueous sodium chloride solution, and concentrated under reduced pressure to obtain 65.1 g of a pale yellow liquid having a purity of 90.7% (GC area percentage).
- the obtained crude reaction was subjected to simple distillation under reduced pressure at 141 to 145 ° C. and 0.1 to 0.2 kPa to obtain 35.4 g of a pale yellow liquid having a purity of 98.8% (GC area percentage).
- Example 4 5- (2,4,6-trimethyl) with a purity of 96.7% (GC area percentage) in the same manner as in Example 3 except that 50 g (337 mmol) of 2,4,6-trimethylbenzaldehyde was placed in a 1 L beaker. Phenyl) -1,3-Cyclohexanedione trimethylolpropane diacetal (hereinafter referred to as "Compound 4”) was obtained in an amount of 15.6 g.
- Example 5 5- (2,4-dimethylphenyl) -1 with a purity of 98.8% (GC area percentage) in the same manner as in Example 3 except that 50 g (373 mmol) of 2,4-dimethylbenzaldehyde was placed in a 1 L beaker. , 3-Cyclohexanedione trimethylolpropane diacetal (hereinafter referred to as "Compound 5”) was obtained in an amount of 5.3 g.
- Example 6 5- (2-naphthyl) -1,3-cyclohexanedione with a purity of 94.6% (GC area percentage) in the same manner as in Example 3 except that 25 g (160 mmol) of 2-naphtholaldehyde was placed in a 1 L beaker. 31.2 g of trimethylolpropane diacetal (hereinafter referred to as “Compound 6”) was obtained.
- Example 7 5- (2-naphthyl) -1,3-cyclohexanedione with a purity of 93.9% (GC area percentage) in the same manner as in Example 3 except that 25 g (160 mmol) of 2-naphtholaldehyde was placed in a 1 L beaker. 5.8 g of trimethylolethanediacetal (hereinafter referred to as "Compound 7”) was obtained.
- Example 8 5- (4-Methylphenyl) -1,3-cyclohexane with a purity of 95.8% (GC area percentage) in the same manner as in Example 3 except that 48 g (400 mmol) of 4-methylbenzaldehyde was placed in a 1 L beaker. 12.6 g of diontrimethylolpropanediacetal (hereinafter referred to as "Compound 8") was obtained.
- Example 9 98.3% (GC area percentage) 5- (3,4-dimethylphenyl)-similar to Example 3 except that 26.8 g (200 mmol) of 3,4-dimethylbenzaldehyde was placed in a 1 L beaker. 14.5 g of 1,3-cyclohexanedione trimethylolpropane diacetal (hereinafter referred to as “Compound 9”) was obtained.
- Example 10 5- (4-Methoxyphenyl) -1,3 with a purity of 97.3% (GC area percentage) in the same manner as in Example 3 except that 20.4 g (150 mmol) of 4-methoxybenzaldehyde was placed in a 1 L beaker. -2.9 g of cyclohexanedione trimethylolpropane diacetal (hereinafter referred to as "Compound 10") was obtained.
- Example 11 5- (4-Isopropylphenyl) -1,3 with a purity of 99.3% (GC area percentage) in the same manner as in Example 3 except that 44.4 g (300 mmol) of 4-isopropylbenzaldehyde was placed in a 1 L beaker. -Cyclohexanedione trimethylolpropane diacetal (hereinafter referred to as "Compound 11") 44.4 g was obtained.
- Example 12 5- (4-Isobutylphenyl) -1,3-cyclohexane with a purity of 98.1% (GC area percentage) in the same manner as in Example 3 except that 50 g (308 mmol) of 4-isobutylbenzaldehyde was placed in a 1 L beaker. 12.2 g of diontrimethylolpropanediacetal (hereinafter referred to as "Compound 12”) was obtained.
- polycarbonate resin 1 the produced polycarbonate resin (hereinafter referred to as “polycarbonate resin 1”) was taken out. During the reaction, by-product phenol was distilled off. The removed polycarbonate resin 1 was pulverized and the glass transition temperature was measured and found to be 148 ° C.
- the number average molecular weight Mn was 31600
- the weight average molecular weight Mw was 63800
- the polydispersity Mw / Mn was 2.0. The results obtained are shown in Table 1.
- the birefringence was ⁇ 0.36 ⁇ 10 -3 at a wavelength of 548.0 nm and ⁇ 0.31 ⁇ 10 -3 at a wavelength of 588.8 nm.
- the Abbe number was 25.6.
- the total light transmittance was 89%. The results obtained are shown in Table 1.
- the polycarbonate resin obtained by copolymerizing the cyclic diol compound of the present invention has a large refractive index and negative birefringence.
- the refractive index of the obtained polycarbonate resin can be adjusted by copolymerizing by changing the content of the cyclic diol compound of the present invention.
- the cyclic diol compound of the present invention can be used as a monomer such as a polyester resin, a polycarbonate resin, an epoxy resin, a polyurethane resin, a polyacrylic acid ester resin, a polymethacrylic acid ester resin or a polyester polyol resin, or as a resin modifier. ..
- the polycarbonate resin containing a structural unit derived from the cyclic diol compound has a large refractive index and has negative birefringence, and is therefore suitable as a material for optical applications.
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Abstract
Description
一般式(1)で表される化合物(以下「本発明の環式ジオール化合物」ともいう。)。
[項2]
一般式(1)において、R1が、同一又は異なって、それぞれ、メチル基、エチル基、n-プロピル基、イソプロピル基、n-ブチル基、イソブチル基、tert-ブチル基又はフェニル基である、[項1]に記載の化合物。
[項3]
一般式(1)において、R1が、同一又は異なって、それぞれ、メチル基又はエチル基である、[項1]又は[項2]に記載の化合物。
[項4]
一般式(1)において、Xで示される一般式(a)~(d)で表される基中、R2が、同一又は異なって、それぞれ、水素原子、炭素数1~4の直鎖状若しくは分岐鎖状のアルキル基、又は、炭素数1~7の直鎖状若しくは分岐鎖状のアルコキシ基である、[項1]~[項3]のいずれかに記載の化合物。
[項5]
一般式(1)において、R1が、メチル基又はエチル基であり、Xが、一般式(a)、(c)又は(d)で表される基であり、R2が、同一又は異なって、それぞれ、水素原子、メチル基、エチル基、イソプロピル基、イソブチル基、tert-ブチル基、メトキシ基、又はエトキシ基である、[項1]~[項4]のいずれかに記載の化合物。
[項6]
一般式(1)において、Xが、フェニル基、ビフェニル基、1-ナフチル基又は2-ナフチル基である、[項1]~[項5]のいずれかに記載の化合物。
[項7]
一般式(1)において、Xが、フェニル基である、[項1]~[項6]のいずれかに記載の化合物。
[項8]
[項1]~[項7]のいずれかに記載の化合物からなる、ポリエステル樹脂、ポリカーボネート樹脂、ポリウレタン樹脂又はポリエステルポリオール樹脂用モノマー。
[項9]
[項1]~[項7]のいずれかに記載の化合物からなる、ポリエステル樹脂、ポリカーボネート樹脂、エポキシ樹脂、ポリウレタン樹脂、ポリアクリル酸エステル樹脂、ポリメタクリル酸エステル樹脂又はポリエステルポリオール樹脂の樹脂改質剤。
[項10]
ポリエステル樹脂、ポリカーボネート樹脂、ポリウレタン樹脂又はポリエステルポリオール樹脂を製造するための、[項1]~[項7]のいずれかに記載の化合物の使用。
[項11]
[項1]~[項7]のいずれかに記載の化合物を、ポリエステル樹脂、ポリカーボネート樹脂、ポリウレタン樹脂又はポリエステルポリオール樹脂の(原料である)モノマーとして使用する方法。
[項12]
一般式(2)で表される構成単位を含有するポリカーボネート樹脂。
[項13]
一般式(1)で表される化合物の製造方法であって、一般式(3)で表される化合物と一般式(4)で表される化合物とを、酸性触媒の存在下で反応させることを含む、製造方法。
[項14]
一般式(3)で表される化合物が、一般式(5)で表される化合物と一般式(6)で表される化合物とを、塩基の存在下に反応させた後、酸で処理することにより製造される、[項13]に記載の製造方法。
で表される化合物である。
5-フェニル-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-エチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3,4-ジメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,4-ジメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-フルオロ-4-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-イソプロピルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,4,6-トリメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,4,5-トリメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-クロロ-4-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-ブチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-tert-ブチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-イソブチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(ペンタメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-ビフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-ブロモ-4-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-クロロビフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3,5-ジメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-フルオロ-3-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-メトキシ-2,3,6-トリメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-ビフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2-ブロモ-5-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3,5-ジ-tert-ブチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,3-ジメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,6-ジメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(5-フルオロ-2-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-フルオロ-2-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-フルオロ-2-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(5-ブロモ-2-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(1-ナフチル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2-ナフチル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-メトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-エトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-フルオロ-4-メトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2-フルオロ-4-メトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-イソプロポキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-プロポキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,4-ジメトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3,4-ジメトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-クロロ-4-メトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-メトキシ-2,3,6-トリメチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-tert-ブトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,4-ジメトキシ-3-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-エトキシ-4-メトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-エトキシ-3-メトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2-フルオロ-4,5-ジメトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-アミルオキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,4-ジエトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3,4-ジエトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,4,5-トリメトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3,4,5-トリメトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,3,4-トリメトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2,4,6-トリメトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2-クロロ-3,4-ジメトキシフェニル)-1,3-シクロヘキサンジオントリメチロ-ルエタンジアセタール、5-(4-ヘキシルオキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-ブロモ-4-メトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-ヘプチルオキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2-ブロモ-4,5-ジメトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(3-ブロモ-4,5-ジメトキシフェニル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(4-メトキシ-1-ナフチル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2-メトキシ-1-ナフチル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(2-エトキシ-1-ナフチル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール、5-(6-メトキシ-2-ナフチル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール等が挙げられる。
本発明において、一般式(3)で表される化合物では、1,3-シクロヘキサンジオンの5位に置換基Xを有するため、1,3-シクロヘキサンジオンと比べて、一般式(4)で表される化合物とのジアセタール化が進行しやすくなり、好収率で目的とする一般式(1)で表される化合物を得ることができる。
<反応式2>
等に記載の方法に従い又は準じて実施することができる。
・5-フェニル-1,3-シクロヘキサンジオン:Combi-Blocks株式会社製
・リンタングステン酸:富士フイルム和光純薬株式会社製
・トリメチロールエタン及びトリメチロールプロパン:東京化成工業株式会社製
・ビスフェノキシエタノールフルオレン:東京化成工業株式会社製
・ジフェニルカーボネート:東京化成工業株式会社製
・4-t-ブチルベンズアルデヒド:東京化成工業株式会社製
・2,4,6-トリメチルベンズアルデヒド:東京化成工業株式会社製
・2,4-ジメチルベンズアルデヒド:東京化成工業株式会社製
・2-ナフトアルデヒド:東京化成工業株式会社製
・4-メチルベンズアルデヒド:東京化成工業株式会社製
・3,4-ジメチルベンズアルデヒド:東京化成工業株式会社製
・4-メトキシベンズアルデヒド:東京化成工業株式会社製
・4-イソプロピルベンズアルデヒド:東京化成工業株式会社製
・4-イソブチルベンズアルデヒド:東京化成工業株式会社製
・トルエン:ナカライテスク株式会社製
・アセトン:ナカライテスク株式会社製
・マロン酸ジエチル:東京化成工業株式会社製
環式ジオール化合物の純度は、下記の条件及び方法にてガスクロマトグラフィー(GC)分析を行い、面積百分率法より求めた。
[サンプル調整]
環式ジオール化合物0.1gにピリジン10ml加え室温で振り混ぜ、分析用サンプルとした。
機器:島津製作所製 GC-2020
カラム:アジレント・テクノロジー株式会社製DB-1 30m×0.25mm×0.25μm
カラム温度:80℃(保持時間5min)-昇温速度15℃/min-320℃(保持時間5min)
インジェクション温度/検出器温度:300℃/325℃ スプリット比:30 カラム流量1.17ml/min パージ流量3.0ml/min
検出器:FID
キャリアガス:ヘリウム
ガス線速度:30cm/sec
注入量:1μl
環式ジオール化合物の融点は、エスアイアイ・ナノテクノロジー社製示差熱量測定装置DSC6220を用いて測定した。試料6.8mgを同社製アルミパンに入れて密封し、50ml/分の窒素気流下、昇温速度10℃/分で30℃から200℃まで昇温して、吸熱ピークを観測した。そのピークトップが示した温度を融点とした。
環式ジオール化合物のIRスペクトルは、赤外分光分析装置(株式会社パーキンエルマージャパン製Spectrum400)を用い、ATR法(減衰全反射法)で行った。
環式ジオール化合物の1H-NMRは、重水素化された溶媒(重水素化クロロホルム、重水素化メタノール、重水素化ジメチルスルホキシド等)に溶かした後、核磁気共鳴装置(Bruker社製DRX-500)を用い、1H-NMR(500MHz)測定で行った。
なお、1H-NMR測定に用いられる溶媒には水のピークが見られる場合がある。重水素化クロロホルム含まれる水に由来するピークは1.56ppm付近、重水素化メタノールに含まれる水に由来するピークは4.87ppm付近、重水素化ジメチルスルホキシドに含まれる水に由来するピークは3.33ppm付近に存在する。
得られたポリカーボネート樹脂のガラス転移温度は、エスアイアイ・ナノテクノロジー社製示差熱量測定装置DSC6220を用いて測定した。試料6.7mgを同社製アルミパンに入れて密封し、50ml/分の窒素気流下、昇温速度10℃/分で30℃から220℃まで昇温し、220℃から30℃まで降温速度10℃/分で冷却し、昇温速度10℃/分で30℃から220℃まで昇温し2ndRUNにおける変曲点をガラス転移温度とした。
ポリカーボネート樹脂約30mgをテトラヒドロフラン8mlで溶解して、分子量測定用の試料溶液を調製した。数平均分子量Mn及び重量平均分子量Mwは、ゲルパーミエーションクロマトグラフィー法(GPC)を用いて、下記の測定条件でポリスチレン換算の数平均分子量(Mn)、重量平均分子量(Mw)及び多分散度(Mw/Mn)を求めた。
(測定条件)
装置:ポンプ(株式会社島津製作所製LC-20AD型)
オートサンプラー(株式会社島津製作所製SIL-20A HT型)
検出器RI(株式会社島津製作所製RID-10A型)
カラムオーブン(株式会社島津製作所製CTO-20A型)
カラム:Shodex LF-802、2本(昭和電工株式会社製)
溶離液:ナカライテスク株式会社製 テトラヒドロフラン(THF)BHT約0.025%含有
カラム温度:40℃
流量:1.0mL/min
インジェクション量:100μl
解析法:PS換算分子量
使用標準ポリマー:Shodex STANDARD SM-105
後述の参考例にて作製した厚さ0.1mmのフィルムから、長さ4.0mm、幅0.8mmの長方形の試験片を切り出して測定試料とした。波長589nm(D線)の干渉フィルターを用いて、株式会社アタゴ製多波長アッベ屈折計DR-M2にて、JIS-K-7142の方法で屈折率nDを測定した。測定は中間液としてジヨードメタン(東京化成工業株式会社製)を用いた。
試料は固体粘弾性測定装置(UBM、S1000-DVE3)に引張型治具を備えて加熱一軸延伸を行った。延伸停止後に恒温槽を開き、送風機にて冷却した。延伸フィルムを、光源装置としてHAYASHI-REPIC株式会社製 ルミナースエースLA-100USWを用い、王子計測機器(株)製位相差測定装置KOBRA-WPRを用いて、測定波長449.9、498.0、548.0、588.8、628.8、751.0nmの各波長で位相差を測定した。得られた波長548.0nm及び波長588.8nmの位相差と延伸フィルムの膜厚から、次式より複屈折Δnを求めた。尚、遅相軸が延伸方向と一致している場合は、Δnを正の値で示し、遅相軸が垂直の方向に一致している場合は、Δnを負の値で示した。
複屈折Δn=(測定波長548.0nmの位相差[nm])/(フィルム厚み[mm]×106)
複屈折Δn=(測定波長588.8nmの位相差[nm])/(フィルム厚み[mm]×106)
後述の参考例にて作製した厚さ0.1mmのフィルムから、長さ4.0mm、幅0.8mmの長方形の試験片を切り出して測定試料とした。波長656nm(C線)、589nm(D線)、486nm(F線)の干渉フィルターを用いて、株式会社アタゴ製多波長アッベ屈折計DR-M2にて、JIS-K-7142の方法で各波長の屈折率nC、nD、nFを測定し、これら測定値と次式よりアッベ数νdを求めた。
νd=(1-nD)/(nC-nF)
測定は中間液としてジヨードメタン(東京化成工業株式会社製)を用いた。
上記の方法で作製した厚さ0.1mmのフィルムを測定試料とし、日本電色製Haze MeterNDH7000SPIIにて、JIS-K-7136の方法で全光線透過率を測定した。測定は3枚のフィルムに対して実施し、それらの測定で得られた実測値の平均値を測定値とした。
冷却管付きディーンスタークを装着した300mlナスフラスコに、5-フェニル-1,3-シクロヘキサンジオン12.5g(66.4mmol)、リンタングステン酸625mg、トリメチロールプロパン21.3g(159mmol)、トルエン125mlを加え、攪拌子を投入した。混合物を、マグネチックスターラーで攪拌しながら昇温して、トルエン還流下で、理論生成水量(132mmol、2.3g)を目途にして流出してくる生成水をディーンスタークで除去しつつ、2時間アセタール反応を行った。
(なお、7.26ppm付近のピークは溶媒の重水素化クロロホルムに含まれるクロロホルムに由来するピークである。
トリメチロールプロパンをトリメチロールエタン19.1g(159mmol)に変更した以外は、実施例1と同様にして、純度95.1%(GC面積百分率)の5-フェニル-1,3-シクロヘキサンジオントリメチロールエタンジアセタール(以下、「化合物2」とする)11.0g(28mmol)を得た。結晶の融点135℃であった。
(なお、7.26ppm付近のピークは溶媒の重水素化クロロホルムに含まれるクロロホルムに由来するピークである。
1Lビーカーに、4-t-ブチルベンズアルデヒド42.8g(264mmol)、アセトン396mlを入れ、室温にて撹拌しながら、10重量%水酸化ナトリウム水溶液264gを30℃以下の温度で、滴下した。その後、室温で2.5時間撹拌を行い、酢酸44gで中和後、アセトンを留去した。
酢酸エチル264mlを加えて、有機層を分取した。得られた有機層は、飽和炭酸水素ナトリウム水溶液及び飽和塩化ナトリウム水溶液で順次洗浄し、減圧濃縮を行い、純度90.7%(GC面積百分率)の淡黄色液体65.1gを得た。得られた反応粗物を、141~145℃、0.1~0.2kPaで減圧単蒸留を行い、純度98.8%(GC面積百分率)の淡黄色液体35.4gを得た。
1Lビーカーに2,4,6-トリメチルベンズアルデヒド50g(337mmol)を入れた以外は、実施例3と同様にして、純度96.7%(GC面積百分率)の5-(2,4,6-トリメチルフェニル)-1,3-シクロヘキサンジオントリメチロールプロパンジアセタール(以下、「化合物4」とする)15.6gを得た。
1Lビーカーに2,4-ジメチルベンズアルデヒド50g(373mmol)を入れた以外は、実施例3と同様にして、純度98.8%(GC面積百分率)の5-(2,4-ジメチルフェニル)-1,3-シクロヘキサンジオントリメチロールプロパンジアセタール(以下、「化合物5」とする)5.3gを得た。
1Lビーカーに2-ナフトアルデヒド25g(160mmol)を入れた以外は、実施例3と同様にして、純度94.6%(GC面積百分率)の5-(2-ナフチル)-1,3-シクロヘキサンジオントリメチロールプロパンジアセタール(以下、「化合物6」とする)31.2gを得た。
1Lビーカーに2-ナフトアルデヒド25g(160mmol)を入れた以外は、実施例3と同様にして、純度93.9%(GC面積百分率)の5-(2-ナフチル)-1,3-シクロヘキサンジオントリメチロールエタンジアセタール(以下、「化合物7」とする)5.8gを得た。
1Lビーカーに4-メチルベンズアルデヒド48g(400mmol)を入れた以外は、実施例3と同様にして、純度95.8%(GC面積百分率)の5-(4-メチルフェニル)-1,3-シクロヘキサンジオントリメチロールプロパンジアセタール(以下、「化合物8」とする)12.6gを得た。
1Lビーカーに3,4-ジメチルベンズアルデヒド26.8g(200mmol)を入れた以外は、実施例3と同様にして、98.3%(GC面積百分率)の5-(3,4-ジメチルフェニル)-1,3-シクロヘキサンジオントリメチロールプロパンジアセタール(以下、「化合物9」とする)14.5gを得た。
1Lビーカーに4-メトキシベンズアルデヒド20.4g(150mmol)を入れた以外は、実施例3と同様にして、純度97.3%(GC面積百分率)の5-(4-メトキシフェニル)-1,3-シクロヘキサンジオントリメチロールプロパンジアセタール(以下、「化合物10」とする)2.9gを得た。
1Lビーカーに4-イソプロピルベンズアルデヒド44.4g(300mmol)を入れた以外は、実施例3と同様にして、純度99.3%(GC面積百分率)の5-(4-イソプロピルフェニル)-1,3-シクロヘキサンジオントリメチロールプロパンジアセタール(以下、「化合物11」とする)44.4gを得た。
1Lビーカーに4-イソブチルベンズアルデヒド50g(308mmol)を入れた以外は、実施例3と同様にして、純度98.1%(GC面積百分率)の5-(4-イソブチルフェニル)-1,3-シクロヘキサンジオントリメチロールプロパンジアセタール(以下、「化合物12」とする)12.2gを得た。
[製造例1]
実施例1にて得られた化合物1を11.8g(0.03mol)、ビスフェノキシエタノールフルオレン48.5g(0.11mol)、ジフェニルカーボネート30.5g(0.14mol)、および2.5×10-2mol/Lの炭酸水素ナトリウム水溶液54.90μL(13.9×10-7mol)を攪拌機および留出装置付きの300mL四つ口フラスコに入れ、窒素雰囲気下で攪拌し、200℃に加熱した。
実施例2にて得られた化合物2を11.4g(0.03mol)、ビスフェノキシエタノールフルオレン48.5g(0.11mol)、ジフェニルカーボネート30.5g(0.14mol)、および2.5×10-2mol/Lの炭酸水素ナトリウム水溶液58.16μL(14.5×10-7mol)を製造例1と同様に生成したポリカーボネート樹脂(以下、「ポリカーボネート樹脂2」とする)を40g取り出した。取り出したポリカーボネート樹脂2を粉砕し、ガラス転移温度を測定したところ、152℃であった。数平均分子量Mnは、16900、重量平均分子量Mwは、32800、多分散度Mw/Mnは1.9であった。得られた結果を表1に示した。
実施例3にて得られた化合物3を6.48g(0.01mol)、ビスフェノキシエタノールフルオレン23.85g(0.05mol)、ジフェニルカーボネート15.0g(0.07mol)、および2.5×10-2mol/Lの炭酸水素ナトリウム水溶液26.9μL(6.7×10-7mol)を製造例1と同様に生成したポリカーボネート樹脂(以下、「ポリカーボネート樹脂3」とする)を25g取り出した。取り出したポリカーボネート樹脂3を粉砕し、ガラス転移温度を測定したところ、146℃であった。数平均分子量Mnは、9507、重量平均分子量Mwは、32100、多分散度Mw/Mnは3.4であった。得られた結果を表1に示した。
[参考例1]
製造例1にて得られたポリカーボネート樹脂1を、神藤金属工業所社製圧縮成型機にて、樹脂量0.8gを240℃、1MPaの圧力を加え1分間加熱し、20MPaの圧力で30秒間加熱した後、10MPaの圧力を加え1分30秒間加熱した。その後3分間冷却作業を行い、ポリカーボネートフィルムを得た。得られたポリカーボネートフィルムについて、物性を測定した。屈折率は、1.614であった。複屈折は、波長548.0nmでは、-0.36×10-3で、波長588.8nmでは、-0.31×10-3あった。アッベ数は25.6であった。全光線透過率は89%であった。得られた結果を表1に示した。
製造例2にて得られたポリカーボネート樹脂2を、樹脂量として0.8gを用いた以外は参考例1と同様にして、ポリカーボネートフィルムを得た。得られたポリカーボネートフィルムについて物性を測定した。屈折率は、1.619であった。複屈折は、波長548.0nmでは、-0.34×10-3で、波長588.8nmでは、-0.34×10-3あった。アッベ数は、26.9であった。全光線透過率は89%であった。得られた結果を表1に示した。
製造例1及び参考例1と同様にして、化合物1を5.8g(0.01mol)、ビスフェノキシエタノールフルオレン54.5g(0.12mol)、ジフェニルカーボネート30.5g(0.14mol)、および2.5×10-2mol/Lの炭酸水素ナトリウム水溶液56.0μL(14.2×10-7mol)で製造したポリカーボネートフィルムを得た。得られたポリカーボネートフィルムについて、物性を測定した。屈折率は、1.625であった。
製造例1及び参考例1と同様にして、化合物1を46.5g(0.11mol)、ビスフェノキシエタノールフルオレン12.1g(0.02mol)、ジフェニルカーボネート30.5g(0.14mol)、および2.5×10-2mol/Lの炭酸水素ナトリウム水溶液56.0μL(14.2×10-7mol)で製造したポリカーボネートフィルムを得た。得られたポリカーボネートフィルムについて、物性を測定した。屈折率は、1.562であった。
Claims (10)
- 一般式(1)において、R1が、同一又は異なって、それぞれ、メチル基、エチル基、n-プロピル基、イソプロピル基、n-ブチル基、イソブチル基、tert-ブチル基又はフェニル基である、請求項1に記載の化合物。
- 一般式(1)において、R1が、同一又は異なって、それぞれ、メチル基又はエチル基である、請求項2に記載の化合物。
- 一般式(1)において、Xで示される一般式(a)~(d)で表される基中、R2が、同一又は異なって、それぞれ、水素原子、炭素数1~4の直鎖状若しくは分岐鎖状のアルキル基、又は、炭素数1~7の直鎖状若しくは分岐鎖状のアルコキシ基である、請求項1~3のいずれかに記載の化合物。
- 一般式(1)において、Xがフェニル基、ビフェニル基、1-ナフチル基又は2-ナフチル基である、請求項4に記載の化合物。
- 一般式(1)において、Xがフェニル基である、請求項5に記載の化合物。
- 請求項1~6のいずれかに記載の化合物からなる、ポリエステル樹脂、ポリカーボネート樹脂、ポリウレタン樹脂又はポリエステルポリオール樹脂用モノマー。
- 請求項1~6のいずれかに記載の化合物からなる、ポリエステル樹脂、ポリカーボネート樹脂、エポキシ樹脂、ポリウレタン樹脂、ポリアクリル酸エステル樹脂、ポリメタクリル酸エステル樹脂又はポリエステルポリオール樹脂の樹脂改質剤。
- 請求項1~6のいずれかに記載の化合物を、ポリエステル樹脂、ポリカーボネート樹脂、ポリウレタン樹脂又はポリエステルポリオール樹脂のモノマーとして使用する方法。
- 一般式(1)で表される化合物の製造方法であって、一般式(3)で表される化合物と一般式(4)で表される化合物とを、酸性触媒の存在下で反応させることを含む、製造方法。
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