WO2023008778A1 - 1,3-사이클로펜탄디올 제조용 촉매, 이를 이용하는 1,3-사이클로펜탄디올의 제조 방법, 및 이에 의하여 제조된 1,3-사이클로펜탄디올 - Google Patents
1,3-사이클로펜탄디올 제조용 촉매, 이를 이용하는 1,3-사이클로펜탄디올의 제조 방법, 및 이에 의하여 제조된 1,3-사이클로펜탄디올 Download PDFInfo
- Publication number
- WO2023008778A1 WO2023008778A1 PCT/KR2022/010093 KR2022010093W WO2023008778A1 WO 2023008778 A1 WO2023008778 A1 WO 2023008778A1 KR 2022010093 W KR2022010093 W KR 2022010093W WO 2023008778 A1 WO2023008778 A1 WO 2023008778A1
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- WO
- WIPO (PCT)
- Prior art keywords
- cyclopentanediol
- catalyst
- weight
- producing
- paragraph
- Prior art date
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- NUUPJBRGQCEZSI-UHFFFAOYSA-N cyclopentane-1,3-diol Chemical compound OC1CCC(O)C1 NUUPJBRGQCEZSI-UHFFFAOYSA-N 0.000 title claims abstract description 100
- 239000003054 catalyst Substances 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims description 23
- DHNDDRBMUVFQIZ-UHFFFAOYSA-N 4-hydroxycyclopent-2-en-1-one Chemical compound OC1CC(=O)C=C1 DHNDDRBMUVFQIZ-UHFFFAOYSA-N 0.000 claims abstract description 45
- 229910052751 metal Inorganic materials 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 24
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 57
- XPFVYQJUAUNWIW-UHFFFAOYSA-N furfuryl alcohol Chemical compound OCC1=CC=CO1 XPFVYQJUAUNWIW-UHFFFAOYSA-N 0.000 claims description 57
- 238000004519 manufacturing process Methods 0.000 claims description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 19
- 239000007864 aqueous solution Substances 0.000 claims description 16
- 229910052707 ruthenium Inorganic materials 0.000 claims description 14
- 239000002028 Biomass Substances 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 11
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 10
- 239000006227 byproduct Substances 0.000 claims description 10
- 229910002026 crystalline silica Inorganic materials 0.000 claims description 10
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 claims description 10
- 239000001257 hydrogen Substances 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 10
- 235000012239 silicon dioxide Nutrition 0.000 claims description 10
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(ii) oxide Chemical compound [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 claims description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 239000011959 amorphous silica alumina Substances 0.000 claims description 9
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical group [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 9
- 239000000292 calcium oxide Substances 0.000 claims description 9
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000003960 organic solvent Substances 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 6
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 claims description 6
- 229910021529 ammonia Inorganic materials 0.000 claims description 5
- XCIXKGXIYUWCLL-UHFFFAOYSA-N cyclopentanol Chemical compound OC1CCCC1 XCIXKGXIYUWCLL-UHFFFAOYSA-N 0.000 claims description 5
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 claims description 4
- 238000003795 desorption Methods 0.000 claims description 4
- TXUICONDJPYNPY-UHFFFAOYSA-N (1,10,13-trimethyl-3-oxo-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl) heptanoate Chemical compound C1CC2CC(=O)C=C(C)C2(C)C2C1C1CCC(OC(=O)CCCCCC)C1(C)CC2 TXUICONDJPYNPY-UHFFFAOYSA-N 0.000 claims description 3
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 229910021626 Tin(II) chloride Inorganic materials 0.000 claims description 3
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 claims description 3
- 239000001110 calcium chloride Substances 0.000 claims description 3
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229910052741 iridium Inorganic materials 0.000 claims description 3
- 229910000464 lead oxide Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims description 3
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 239000001119 stannous chloride Substances 0.000 claims description 3
- 235000011150 stannous chloride Nutrition 0.000 claims description 3
- RCIVOBGSMSSVTR-UHFFFAOYSA-L stannous sulfate Chemical compound [SnH2+2].[O-]S([O-])(=O)=O RCIVOBGSMSSVTR-UHFFFAOYSA-L 0.000 claims description 3
- 229910000375 tin(II) sulfate Inorganic materials 0.000 claims description 3
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims description 3
- 239000004246 zinc acetate Substances 0.000 claims description 3
- 238000005984 hydrogenation reaction Methods 0.000 abstract description 9
- 229910052594 sapphire Inorganic materials 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 26
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 14
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- 239000000543 intermediate Substances 0.000 description 9
- 230000035484 reaction time Effects 0.000 description 9
- 239000000047 product Substances 0.000 description 8
- GULNLSGTYCQLLM-UHFFFAOYSA-N 3-hydroxycyclopentan-1-one Chemical compound OC1CCC(=O)C1 GULNLSGTYCQLLM-UHFFFAOYSA-N 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 6
- -1 alkene hydrocarbon Chemical class 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000006462 rearrangement reaction Methods 0.000 description 6
- 238000007086 side reaction Methods 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000007809 chemical reaction catalyst Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 229930195734 saturated hydrocarbon Natural products 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000000769 gas chromatography-flame ionisation detection Methods 0.000 description 3
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 235000007319 Avena orientalis Nutrition 0.000 description 2
- 244000075850 Avena orientalis Species 0.000 description 2
- 238000004438 BET method Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000007142 ring opening reaction Methods 0.000 description 2
- CRHIAMBJMSSNNM-UHFFFAOYSA-N tetraphenylstannane Chemical compound C1=CC=CC=C1[Sn](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 CRHIAMBJMSSNNM-UHFFFAOYSA-N 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- 235000015099 wheat brans Nutrition 0.000 description 2
- LUTDLYPHDVQSHT-UHFFFAOYSA-N 2-hydroxycyclopentan-1-one Chemical compound OC1CCCC1=O LUTDLYPHDVQSHT-UHFFFAOYSA-N 0.000 description 1
- DEXFNLNNUZKHNO-UHFFFAOYSA-N 6-[3-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperidin-1-yl]-3-oxopropyl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1CCN(CC1)C(CCC1=CC2=C(NC(O2)=O)C=C1)=O DEXFNLNNUZKHNO-UHFFFAOYSA-N 0.000 description 1
- 241000609240 Ambelania acida Species 0.000 description 1
- BZKFMUIJRXWWQK-UHFFFAOYSA-N Cyclopentenone Chemical compound O=C1CCC=C1 BZKFMUIJRXWWQK-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 229910001579 aluminosilicate mineral Inorganic materials 0.000 description 1
- 239000010905 bagasse Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 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
- 239000006185 dispersion Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 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
- 150000002894 organic compounds Chemical class 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
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- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/17—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrogenation of carbon-to-carbon double or triple bonds
- C07C29/175—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrogenation of carbon-to-carbon double or triple bonds with simultaneous reduction of an oxo group
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/613—10-100 m2/g
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- B01J35/00—Catalysts, in general, characterised by their form or physical properties
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
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- B01J35/635—0.5-1.0 ml/g
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- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
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- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
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- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/16—Reducing
- B01J37/18—Reducing with gases containing free hydrogen
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
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Definitions
- the present invention relates to a catalyst for preparing 1,3-cyclopentanediol, a method for preparing 1,3-cyclopentanediol using the same, and 1,3-cyclopentanediol produced thereby.
- polymers such as polycarbonate and polyester are manufactured using raw materials derived from petroleum resources.
- raw materials derived from petroleum resources there has been concern about the depletion of petroleum resources, and the provision of polymer resins using raw materials obtained from biomass resources such as plants has been demanded.
- Furfural is an organic compound derived from plant materials such as corn cobs, oats, wheat bran, rice bran, bagasse and sawdust. That is, furfural is a biomass-based chemical substance, and 1,3-cyclopentanediol can be produced from furfural.
- 1,3-cyclopentanediol from biomass-derived furfural can be prepared in three steps according to Scheme 1 below.
- the conventional method for producing 1,3-cyclopentanediol has problems in that the reaction conditions are complicated and the reaction time is long because the types of catalysts used in the second and third steps are different. In addition, there is a problem in that the yield of 1,3-cyclopentanediol is very low due to the production of intermediates.
- An object of the present invention is to produce 1,3-cyclopentanediol, which has fewer acid sites on the surface, less generation of by-products during the hydrogenation reaction, excellent 1,3-cyclopentanediol selectivity, and excellent moldability, making it easy to use in a process. It is to provide a catalyst for production.
- a catalyst for producing 1,3-cyclopentanediol by hydrogenating 4-hydroxy-2-cyclopentenone comprising a carrier containing ⁇ -Al 2 O 3 and an active metal supported on the carrier is provided.
- ⁇ -Al 2 O 3 may have an acid point of 10 mmol/g or less as measured by the ammonia desorption method.
- ⁇ -Al 2 O 3 has a specific surface area (BET) of 0.1 m 2 /g to 50.0 m 2 /g, a pore volume of 0.10 ml/g to 0.85 ml/g, and a side crush strength of 20 N/g. particle to 200 N/particle.
- BET specific surface area
- the carrier may include ⁇ -Al 2 O 3 , crystalline silica alumina, amorphous silica, amorphous silica alumina, or a combination thereof.
- the carrier includes 65% to 99.9% by weight of ⁇ -Al 2 O 3 and 0.1% to 35% by weight of crystalline silica alumina, amorphous silica, amorphous silica alumina, or a combination thereof, based on the total weight of the carrier. can do.
- the active metal may include Pt, Pd, Ru, Ir, Ni, Co, Cu, or combinations thereof.
- the catalyst may include 0.1% to 10% by weight of the active metal based on the total weight of the catalyst.
- a step of hydrogenating 4-hydroxy-2-cyclopentenone in the presence of a catalyst to produce 1,3-cyclopentanediol wherein the catalyst includes ⁇ -Al 2 O 3 It may include a carrier, and an active metal supported on the carrier.
- the step of preparing 1,3-cyclopentanediol may be performed by adding a catalyst to a solution in which 4-hydroxy-2-cyclopentenone is dissolved in an organic solvent.
- 4-hydroxy-2-cyclopentenone may be included in an amount of 0.01 wt% to 50 wt% based on the total weight of the solution.
- the organic solvent may include 2-methyltetrahydrofuran, methanol, acetone, or combinations thereof.
- 0.05 to 0.3 parts by weight of a catalyst may be added based on 100 parts by weight of 4-hydroxy-2-cyclopentenone.
- the step of preparing 1,3-cyclopentanediol may be performed under a hydrogen atmosphere, a temperature of 70 °C to 200 °C, and a pressure of 10 bar to 70 bar.
- the step of preparing 1,3-cyclopentanediol may be performed for 10 minutes to 2 hours.
- a step of preparing 4-hydroxy-2-cyclopentenone by adding a catalyst to an aqueous solution of furfuryl alcohol is further performed.
- Furfuryl alcohol may be a compound derived from biomass.
- the catalyst is calcium oxide, lead oxide, aluminum oxide, iron oxide, calcium chloride, zinc acetate, p-toluene sulfonic acid, stannous chloride, stannous sulfate, stannous oxide, stannic oxide, stannous octylic acid, tetraphenyl tin, tin powder, titanium tetrachloride, or a combination thereof.
- 0.1 part by weight to 10 parts by weight of a catalyst may be added based on 100 parts by weight of furfuryl alcohol.
- 1,3-cyclopentanediol prepared by the above method is provided.
- 1,3-cyclopentanediol has a content of by-products including cyclopentanone, cyclopentanol, 1,3-cyclopentanediol, or a combination thereof per 1 weight % or less.
- the catalyst for producing 1,3-cyclopentanediol of the present invention has fewer acid sites on the surface, less generation of by-products during the hydrogenation reaction, excellent 1,3-cyclopentanediol selectivity, and excellent formability, making it easy to use in a process. do.
- the catalyst for producing 1,3-cyclopentanediol of the present invention does not form 3-hydroxycyclopentanone, which is an intermediate, so that the manufacturing process can be reduced, thereby simplifying the manufacturing process and reducing the reaction time.
- a catalyst for producing 1,3-cyclopentanediol includes a carrier containing ⁇ -Al 2 O 3 and an active metal supported on the carrier.
- the catalyst for producing 1,3-cyclopentanediol produces 1,3-cyclopentanediol by hydrogenating 4-hydroxy-2-cyclopentenone. .
- the catalyst for producing 1,3-cyclopentanediol includes a carrier containing ⁇ -Al 2 O 3 and an active metal supported on the carrier, 4-hydroxycyclopentanone, which is an intermediate, is not formed.
- 1,3-cyclopentanediol can be prepared directly from oxy-2-cyclopentenone.
- the catalyst for producing 1,3-cyclopentanediol contains ⁇ -Al 2 O 3 with few acid sites on the surface as a support, there are few by-products during the hydrogenation reaction and excellent 1,3-cyclopentanediol selectivity.
- ⁇ -Al 2 O 3 may have an acid point of 10 mmol/g or less, for example, 0.1 mmol/g or less, or 0.001 to 10 mmol when measured by ammonia desorption method (NH 3 -TPD). /g can be
- ammonia thermal desorption method measures the amount of acid sites by isothermally adsorbing basic ammonia at 100 ° C. way to measure
- ⁇ -Al 2 O 3 when ⁇ -Al 2 O 3 is included as a carrier, the moldability is excellent and the catalyst for preparing 1,3-cyclopentanediol is easy to use in a fair manner.
- a carbon (C) carrier it has good catalytic activity, but is difficult to process and is mainly used in powder form.
- ⁇ -Al 2 O 3 can be molded into a shape conventional in the art, such as a ring shape, a spherical shape, a columnar shape, a porous columnar shape, and the like.
- ⁇ -Al 2 O 3 may have a specific surface area (BET) of 0.1 m 2 /g to 50.0 m 2 /g.
- the specific surface area of ⁇ -Al 2 O 3 can be measured by the BET method using nitrogen physical adsorption according to international test standard ISO-9277. For example, a nitrogen physical adsorber (Quantachrome, NOVA2000e) may be used to measure the specific surface area of ⁇ -Al 2 O 3 . If the specific surface area (BET) of ⁇ -Al 2 O 3 is less than 0.1 m 2 / g, it may not be easy to support the metal, and if it exceeds 50.0 m 2 / g, moisture in the air is easily absorbed and the activity of the supported metal is reduced. It can be.
- ⁇ -Al 2 O 3 may have a pore volume of 0.10 ml/g to 0.85 ml/g.
- the pore volume of ⁇ -Al 2 O 3 can be measured, for example, by a BET method using nitrogen physical adsorption.
- the pore volume of ⁇ -Al 2 O 3 is less than 0.10 ml/g, it may not be easy to support the metal, and when it exceeds 0.85 ml/g, the activity of the supported metal may be reduced due to easy adsorption of moisture in the air. .
- ⁇ -Al 2 O 3 may have a side crushing strength of 20 N/particle to 200 N/particle. If the side crush strength of ⁇ -Al 2 O 3 is less than 20 N/particle, the durability of the catalyst may be relatively weak, and if it exceeds 200 N/particle, molding may not be easy in preparing the catalyst.
- the side crush strength of ⁇ -Al 2 O 3 can be measured using, for example, a DLII Intelligent Grain Strength Tester manufactured by Dalian Chemical Industrial Research and Design Institute. 30 carrier particles are randomly selected as samples, and their side crush strength can be measured. By calculating the average value, the side crush strength of the carrier can be obtained.
- ⁇ -Al 2 O 3 may have a primary particle diameter of 0.01 ⁇ m to 100 ⁇ m, for example, 0.1 ⁇ m to 20 ⁇ m, 0.5 ⁇ m to 10 ⁇ m, or 1 ⁇ m to 5 ⁇ m.
- ⁇ -Al 2 O 3 may have a secondary particle diameter of 0.1 ⁇ m to 1000 ⁇ m, for example, 1 ⁇ m to 500 ⁇ m, 10 ⁇ m to 200 ⁇ m, or 30 ⁇ m to 100 ⁇ m.
- the carrier may include ⁇ -Al 2 O 3 , crystalline silica alumina, amorphous silica, amorphous silica alumina, or a combination thereof.
- the carrier may include ⁇ -Al 2 O 3 as a main component.
- the carrier may contain 65% to 99.9% by weight of ⁇ -Al 2 O 3 and 0.1% to 35% by weight of crystalline silica alumina, amorphous silica, amorphous silica alumina, or a combination thereof, based on the total weight of the carrier. It can be included in weight percent.
- the carrier may further include crystalline silica alumina.
- crystalline silica alumina As a method for incorporating crystalline silica alumina into the carrier, a method of adding an aluminosilicate as a raw material during production of the carrier and firing it can be exemplified.
- an aluminosilicate mineral (crystalline silica alumina) calcined in advance by another method may be added to the support material.
- the content of crystalline silica alumina in the carrier may be 0.01% by weight to 15% by weight, for example, 0.1% by weight to 13% by weight, or 5.0% by weight to 10% by weight based on the total weight of the carrier.
- the carrier may further include at least one of amorphous silica and amorphous silica alumina.
- a method of including amorphous silica or amorphous silica alumina in a carrier a method in which these components are added as raw materials and fired during production of the carrier can be exemplified.
- the content of amorphous silica in the carrier may be 0.01% to 10% by weight, for example, 0.1% to 5% by weight, or 0.2% to 3% by weight based on the total weight of the carrier. Further, the content of amorphous silica alumina in the carrier may be 0.01% to 10% by weight, for example, 0.1% to 5% by weight, or 0.2% to 3% by weight based on the total weight of the carrier.
- the active metal is a component supported on a carrier and has an activity contributing to an improvement in product yield when 1,3-cyclopentanediol is produced by hydrogenating 4-hydroxy-2-cyclopentenone.
- the active metal may include Pt, Pd, Ru, Ir, Ni, Co, Cu, or combinations thereof, and may include Ru in particular.
- Ru is included as the active metal, the formation of 3-hydroxycyclopentanone as an intermediate may be further reduced, and the yield of 1,3-cyclopentanediol may be further increased.
- Ru may be ruthenium from which a surface oxide layer is removed.
- Ruthenium from which the surface oxide layer is removed means pure ruthenium from which the oxide layer is removed from the surface.
- a native oxide layer surrounds ruthenium, which can hinder the reaction.
- the ruthenium catalyst is heat-treated in the presence of hydrogen gas, an oxide layer existing around it can be removed. Heat treatment may be performed at a temperature of 200 ° C. or more for 2 hours or more, but is not limited thereto.
- 1,3-cyclopentanediol can be prepared in one step without formation of 3-hydroxycyclopentanone as an intermediate.
- ruthenium without removing the surface oxide layer is used in the production of 1,3-cyclopentanediol, intermediates are formed due to inhibition of the reaction of the oxide layer around the catalyst, and the yield is less than 40%, but the ruthenium catalyst with the surface oxide layer removed Since intermediates are not formed when using , the yield of 1,3-cyclopentanediol can be increased to 45% or more.
- Saturated hydrocarbons and alkene hydrocarbons may have 2 to 10 carbon atoms, preferably 2 to 5, but are not limited thereto.
- the catalyst may include 0.1 wt% to 10 wt% of the active metal based on the total weight of the catalyst, for example, 0.5 wt% to 5 wt%, or greater than 0.5 wt% and 5 wt% or less.
- content of the active metal is less than 0.1% by weight, reaction activity may be very low, and when it exceeds 10% by weight, the dispersion degree of the active metal may be significantly lowered, resulting in low reaction activity.
- a method for producing 1,3-cyclopentanediol according to another embodiment includes preparing 1,3-cyclopentanediol by hydrogenating 4-hydroxy-2-cyclopentenone in the presence of a catalyst.
- the catalyst used is a method for producing 1,3-cyclopentanediol including a carrier containing ⁇ -Al 2 O 3 and an active metal supported on the carrier, and since it is the same as described above, repeated description is omitted. do.
- the step of preparing 1,3-cyclopentanediol may be performed by adding a catalyst to a solution in which 4-hydroxy-2-cyclopentenone is dissolved in an organic solvent.
- 4-hydroxy-2-cyclopentenone may be included in an amount of 0.01 wt% to 50 wt% based on the total weight of the solution. If the content of 4-hydroxy-2-cyclopentenone is less than 0.01% by weight, ring opening or side reactions may occur due to overreaction, and if it exceeds 50% by weight, activity decreases and 4-hydroxy-2- Self-polymerization of the cyclopentenone may occur.
- the organic solvent may include 2-methyltetrahydrofuran, methanol, acetone, or a combination thereof, and may include, for example, 2-methyltetrahydrofuran.
- the catalyst may be added in an amount of 0.05 part by weight to 0.3 part by weight, for example, 0.1 part by weight to 0.2 part by weight, based on 100 parts by weight of 4-hydroxy-2-cyclopentenone.
- the catalyst is added in an amount of less than 0.05 parts by weight, the double bond of the alkene hydrocarbon may not react and saturated hydrocarbons may not be formed. Due to this, a ring open phenomenon or side reaction of cyclopentane may occur.
- 1,3-cyclopentanediol is produced by hydrogenation of 4-hydroxy-2-cyclopentenone
- the step of preparing 1,3-cyclopentanediol may be performed in a hydrogen (H 2 ) atmosphere.
- the reaction in the step of preparing 1,3-cyclopentanediol, may be performed for 10 minutes to 2 hours at a temperature of 70 °C to 200 °C and a pressure of 10 bar to 70 bar in a hydrogen atmosphere, for example, 100
- the reaction may be performed for 30 minutes to 1 hour at a temperature of °C to 150 °C and a pressure of 30 bar to 50 bar.
- reaction temperature is less than 70 °C
- the reaction may not occur, and if it exceeds 200 °C, ring opening of cyclopentane or a side reaction may occur.
- the reaction pressure is less than 30 bar or the reaction time is less than 30 minutes, the reaction may not occur due to insufficient H-H groups on the surface of the active metal, and if it exceeds 70 bar, ring open of cyclopentane may occur. there is.
- the reaction time exceeds 2 hours, the reaction may not proceed any more and may not be economical.
- the method for producing 1,3-cyclopentanediol further includes a step of removing moisture from 4-hydroxy-2-cyclopentenone before adding a catalyst to 4-hydroxy-2-cyclopentenone. can do.
- Removal of moisture can be achieved by adding MgSO 4 to 4-hydroxy-2-cyclopentenone.
- the polymerization rate of the polymer can be controlled.
- side reactions may occur, and in the side reactions, cyclopentanone, cyclopentanol, 3-cyclopentanediol, or a combination thereof By-products including may be formed.
- These side reaction products are substances that are formed separately from intermediates.
- the catalyst for producing 1,3-cyclopentanediol contains ⁇ -Al 2 O 3 with few acid sites on the surface as a carrier, there are few by-products during the hydrogenation reaction and 1,3-cyclopentanediol selectivity is high. great.
- 1,3-cyclopentanediol produced by the method for producing 1,3-cyclopentanediol is cyclopentanone, cyclopentanol, 1,3-cyclopentanediol (1,3- cyclopentanediol), or the content of by-products including combinations thereof may be 1% by weight or less, and for example, 0.5% by weight or less, or 0.1% to 0.5% by weight.
- 4-hydroxy-2-cyclopentenone can be prepared from an aqueous solution of furfuryl alcohol, and furfuryl alcohol is a biomass-derived compound.
- Furfuryl alcohol is a derivative of furfural derived from plant materials such as corn cobs, oats, wheat bran, rice bran and sawdust.
- 4-hydroxy-2-cyclopentenone can be prepared by adding a rearrangement reaction catalyst to an aqueous solution of furfuryl alcohol derived from biomass.
- the step of preparing 4-hydroxy-2-cyclopentenone from an aqueous solution of furfuryl alcohol is cost-effective and eco-friendly as water is used as a solvent.
- the rearrangement reaction catalyst is calcium oxide, lead oxide, aluminum oxide, iron oxide, calcium chloride, zinc acetate, p-toluene sulfonic acid, stannous chloride, stannous sulfate, stannous oxide, stannous oxide, stannous octylic acid , tetraphenyl tin, tin powder, titanium tetrachloride, or a combination thereof, and may be, for example, calcium oxide.
- the rearrangement reaction catalyst may be included in an amount of 0.1 part by weight to 10 parts by weight, for example, 0.1 part by weight to 5 parts by weight, based on 100 parts by weight of furfuryl alcohol. If the rearrangement reaction catalyst is included in an amount of less than 0.1 parts by weight, rearrangement reaction may not occur and 4-hydroxy-2-cyclopentenone may not be produced, and if it exceeds 10 parts by weight, unreacted catalysts may be large, which may be uneconomical. .
- 4-hydroxy-2-cyclopentenone may be prepared by adding a rearrangement reaction catalyst to an aqueous solution of furfuryl alcohol and reacting at a temperature of 100 °C to 300 °C for 10 minutes to 1 hour.
- An aqueous solution was prepared by dissolving 14 g of furfuryl alcohol, a derivative of furfural extracted from biomass, in 685.97 mL of water. 0.028 g of a calcium oxide catalyst was added to the aqueous solution and stirred at 200° C. for 0.5 hour to prepare 4-hydroxy-2-cyclopentenone.
- a catalyst (Ru/ ⁇ -Al 2 O 3 ) having a Ru content of 5% by weight supported on ⁇ -Al 2 O 3 is prepared.
- the acid point of ⁇ -Al 2 O 3 is 0.001 mmol/g
- the BET surface area is 7.2 m 2 /g
- the pore volume is 0.44 cm 3 /g.
- ⁇ -Al 2 O 3 was prepared as a catalyst using a product from Saint-Gobain (France, product number SA52238).
- An aqueous solution was prepared by dissolving 14 g of furfuryl alcohol, a derivative of furfural extracted from biomass, in 685.97 mL of water. 0.028 g of a calcium oxide catalyst was added to the aqueous solution and stirred at 200° C. for 0.5 hour to prepare 4-hydroxy-2-cyclopentenone.
- a catalyst (Ru/ ⁇ -Al 2 O 3 ) having a Ru content of 0.5% by weight supported on ⁇ -Al 2 O 3 is prepared.
- the acid point of ⁇ -Al 2 O 3 is 0.001 mmol/g
- the BET surface area is 7.2 m 2 /g
- the pore volume is 0.44 cm 3 /g.
- ⁇ -Al 2 O 3 was prepared as a catalyst using a product from Saint-Gobain (France, product number SA52238).
- An aqueous solution was prepared by dissolving 14 g of furfuryl alcohol, a derivative of furfural extracted from biomass, in 685.97 mL of water. 0.028 g of a calcium oxide catalyst was added to the aqueous solution and stirred at 200° C. for 0.5 hour to prepare 4-hydroxy-2-cyclopentenone.
- a catalyst (Ru/ ⁇ -Al 2 O 3 ) with a Ru content of 1 wt % supported on ⁇ -Al 2 O 3 is prepared.
- the acid point of ⁇ -Al 2 O 3 is 0.001 mmol/g
- the additional physical properties are BET surface area 7.2 m 2 /g and pore volume 0.44 cm 3 /g.
- ⁇ -Al 2 O 3 was prepared as a catalyst using a product from Saint-Gobain (France, product number SA52238).
- An aqueous solution was prepared by dissolving 14 g of furfuryl alcohol, a derivative of furfural extracted from biomass, in 685.97 mL of water. 0.028 g of a calcium oxide catalyst was added to the aqueous solution and stirred at 200° C. for 0.5 hour to prepare 4-hydroxy-2-cyclopentenone.
- An aqueous solution was prepared by dissolving 14 g of furfuryl alcohol, a derivative of furfural extracted from biomass, in 685.97 mL of water. 0.028 g of a calcium oxide catalyst was added to the aqueous solution and stirred at 200° C. for 0.5 hour to prepare 4-hydroxy-2-cyclopentenone.
- a catalyst (Ru/ ⁇ -Al 2 O 3 ) having a Ru content of 5% by weight supported on ⁇ -Al 2 O 3 is prepared.
- the acid point of ⁇ -Al 2 O 3 is 0.8 mmol/g
- the additional physical properties are BET area 187 m 2 /g and pore volume 0.43 cm 3 /g.
- a catalyst was prepared for ⁇ -Al 2 O 3 using Sasol (Germany).
- Oven Temp. From 80 °C, 10 °C/min to 320 °C, hold 5 min
- Example 3 compared to Comparative Example 1, 1,3-cyclopentanediol (CPdiol) was obtained in a yield of 99.6% even though the Ru content was as small as 1%. Through this, it can be confirmed that the Ru/ ⁇ -Al 2 O 3 catalyst can be advantageously used in place of the Ru catalyst supported on the carbon support.
- CPdiol 1,3-cyclopentanediol
- the present invention relates to a catalyst for producing 1,3-cyclopentanediol, which is used to hydrogenate 4-hydroxy-2-cyclopentenone to obtain 1,3-cyclopentanediol ( 1,3-cyclopentanediol) can be produced.
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Abstract
Description
Ru 함량 (wt%) |
Ru 담지 촉매 | 생성물 수율 (%) | ||||
HCPonea) | CPoneb) | CPolc) | CPdiold) | |||
비교예 1 | 5 | Ru/C | 0.0 | 0.0 | 3.4 | 96.5 |
비교예 2 | 5 | Ru/γ-Al2O3 | 0.0 | 0.0 | 7.2 | 92.8 |
실시예 1 | 5 | Ru/α-Al2O3 | 5.1 | 0.2 | 1.0 | 93.7 |
실시예 2 | 0.5 | Ru/α-Al2O3 | 27.8 | 0.0 | 2.3 | 69.9 |
실시예 3 | 1 | Ru/α-Al2O3 | 0.0 | 0.0 | 0.4 | 99.6 |
Claims (20)
- 4-하이드록시-2-사이클로펜테논(4-hydroxy-2-cyclopentenone)을 수첨 반응시켜 1,3-사이클로펜탄디올(1,3-cyclopentanediol)을 제조하기 위한 촉매로서,α-Al2O3를 포함하는 담체, 및상기 담체에 담지된 활성 금속을 포함하는, 1,3-사이클로펜탄디올 제조용 촉매.
- 제1항에서,상기 α-Al2O3는 암모니아 승온 탈착법으로 측정 시 산점이 10 mmol/g 이하인, 1,3-사이클로펜탄디올 제조용 촉매.
- 제1항에서,상기 α-Al2O3는,비표면적(BET)이 0.1 ㎡/g 내지 50.0 ㎡/g이고,기공 부피(pore volume)이 0.10 ml/g 내지 0.85 ml/g이고,측면 분쇄 강도가 20 N/입자 내지 200 N/입자인, 1,3-사이클로펜탄디올 제조용 촉매.
- 제1항에서,상기 담체는, 상기 α-Al2O3, 및결정성 실리카 알루미나, 비정질 실리카, 비정질 실리카 알루미나, 또는 이들의 조합을 포함하는, 1,3-사이클로펜탄디올 제조용 촉매.
- 제4항에서,상기 담체는 상기 담체 전체 중량에 대하여,상기 α-Al2O3를 65 중량% 내지 99.9 중량%, 그리고상기 결정성 실리카 알루미나, 비정질 실리카, 비정질 실리카 알루미나, 또는 이들의 조합을 0.1 중량% 내지 35 중량%로 포함하는, 1,3-사이클로펜탄디올 제조용 촉매.
- 제1항에서,상기 활성 금속은 Pt, Pd, Ru, Ir, Ni, Co, Cu, 또는 이들의 조합을 포함하는, 1,3-사이클로펜탄디올 제조용 촉매.
- 제1항에서,상기 촉매는 상기 촉매 전체 중량에 대하여 상기 활성 금속을 0.1 중량% 내지 10 중량%로 포함하는, 1,3-사이클로펜탄디올 제조용 촉매.
- 4-하이드록시-2-사이클로펜테논을 촉매의 존재 하에서 수첨 반응시켜 1,3-사이클로펜탄디올을 제조하는 단계를 포함하며,상기 촉매는 α-Al2O3를 포함하는 담체, 및상기 담체에 담지된 활성 금속을 포함하는, 1,3-사이클로펜탄디올의 제조 방법.
- 제8항에서,상기 1,3-사이클로펜탄디올을 제조하는 단계는, 상기 4-하이드록시-2-사이클로펜테논을 유기 용매에 용해한 용액에 상기 촉매를 첨가하여 이루어지는, 1,3-사이클로펜탄디올의 제조 방법.
- 제9항에서,상기 4-하이드록시-2-사이클로펜테논은 상기 용액 전체 중량에 대하여 0.01 중량% 내지 50 중량%로 포함되는, 1,3-사이클로펜탄디올의 제조 방법.
- 제9항에서,상기 유기 용매는 2-메틸테트라하이드로퓨란, 메탄올, 아세톤, 또는 이들의 조합을 포함하는, 1,3-사이클로펜탄디올의 제조 방법.
- 제8항에서,상기 1,3-사이클로펜탄디올을 제조하는 단계는, 상기 4-하이드록시-2-사이클로펜테논 100 중량부에 대하여 상기 촉매를 0.05 중량부 내지 0.3 중량부로 첨가하는, 1,3-사이클로펜탄디올의 제조 방법.
- 제8항에서,상기 1,3-사이클로펜탄디올을 제조하는 단계는, 수소 분위기, 70 ℃ 내지 200 ℃의 온도, 및 10 bar 내지 70 bar의 압력 하에서 이루어지는, 1,3-사이클로펜탄디올의 제조 방법.
- 제8항에서,상기 1,3-사이클로펜탄디올을 제조하는 단계는, 10 분 내지 2 시간 동안 이루어지는, 1,3-사이클로펜탄디올의 제조 방법.
- 제8항에서,상기 1,3-사이클로펜탄디올의 제조 방법은, 상기 1,3-사이클로펜탄디올을 제조하는 단계 전에, 푸르푸릴 알코올 수용액에 촉매를 첨가하여 4-하이드록시-2-사이클로펜테논을 제조하는 단계를 더 포함하는, 1,3-사이클로펜탄디올의 제조 방법.
- 제15항에서,상기 푸르푸릴 알코올은 바이오매스 유래의 화합물인, 1,3-사이클로펜탄디올의 제조 방법.
- 제15항에서,상기 촉매는 산화칼슘, 산화납, 산화알루미늄, 산화철, 염화칼슘, 초산아연, 파라톨루엔 술폰산, 염화 제1주석, 황산 제1주석, 산화 제1주석, 산화 제2주석, 옥틸산 제1주석, 테트라페닐 주석, 주석분말, 사염화티탄, 또는 이들의 조합을 포함하는, 1,3-사이클로펜탄디올의 제조 방법.
- 제15항에서,상기 4-하이드록시-2-사이클로펜테논을 제조하는 단계는, 상기 푸르푸릴 알코올 100 중량부에 대하여 상기 촉매를 0.1 중량부 내지 10 중량부로 첨가하는, 1,3-사이클로펜탄디올의 제조 방법.
- 제8항 내지 제18항 중 어느 한 항의 방법으로 제조되는 1,3-사이클로펜탄디올.
- 제19항에서,상기 1,3-사이클로펜탄디올은 시클로펜타논(cyclopentanone), 시클로펜탄올(cyclopentanol), 1,3-시클로펜탄디올(1,3-cyclopentanediol), 또는 이들의 조합을 포함하는 부산물의 함량이 1 중량% 이하인, 1,3-사이클로펜탄디올.
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