KR100645669B1 - 고수율 및 고순도로tmhq-디에스테르를 제조하는 방법 - Google Patents
고수율 및 고순도로tmhq-디에스테르를 제조하는 방법 Download PDFInfo
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- KR100645669B1 KR100645669B1 KR1020010061179A KR20010061179A KR100645669B1 KR 100645669 B1 KR100645669 B1 KR 100645669B1 KR 1020010061179 A KR1020010061179 A KR 1020010061179A KR 20010061179 A KR20010061179 A KR 20010061179A KR 100645669 B1 KR100645669 B1 KR 100645669B1
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- South Korea
- Prior art keywords
- tmhq
- yield
- reaction
- oxoisophorone
- sulfuric acid
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000008569 process Effects 0.000 title abstract description 8
- AYJXHIDNNLJQDT-UHFFFAOYSA-N 2,6,6-Trimethyl-2-cyclohexene-1,4-dione Chemical compound CC1=CC(=O)CC(C)(C)C1=O AYJXHIDNNLJQDT-UHFFFAOYSA-N 0.000 claims abstract description 55
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000000605 extraction Methods 0.000 claims abstract description 33
- 239000002904 solvent Substances 0.000 claims abstract description 29
- 239000003054 catalyst Substances 0.000 claims abstract description 27
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 18
- 239000011541 reaction mixture Substances 0.000 claims abstract description 11
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000005886 esterification reaction Methods 0.000 claims abstract description 7
- 230000032050 esterification Effects 0.000 claims abstract description 6
- -1 TMHQ-DA Substances 0.000 claims abstract description 4
- 230000008707 rearrangement Effects 0.000 claims abstract description 3
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical group CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 48
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 47
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 27
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 16
- 239000013078 crystal Substances 0.000 claims description 13
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims description 8
- 239000012046 mixed solvent Substances 0.000 claims description 8
- 125000004432 carbon atom Chemical group C* 0.000 claims description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 6
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 claims description 6
- 239000012346 acetyl chloride Substances 0.000 claims description 6
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical group CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 4
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cyclohexene Chemical compound C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 claims description 4
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 claims description 4
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 claims description 4
- BKIMMITUMNQMOS-UHFFFAOYSA-N nonane Chemical compound CCCCCCCCC BKIMMITUMNQMOS-UHFFFAOYSA-N 0.000 claims description 4
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 claims description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 2
- 150000001244 carboxylic acid anhydrides Chemical class 0.000 claims description 2
- 239000008096 xylene Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 42
- 238000000746 purification Methods 0.000 abstract description 29
- 230000035484 reaction time Effects 0.000 abstract description 8
- 238000006243 chemical reaction Methods 0.000 description 63
- JXLWCZWBHZGUEE-UHFFFAOYSA-N (4-acetyloxy-2,3,5-trimethylphenyl) acetate Chemical compound CC(=O)OC1=CC(C)=C(OC(C)=O)C(C)=C1C JXLWCZWBHZGUEE-UHFFFAOYSA-N 0.000 description 55
- HJOVHMDZYOCNQW-UHFFFAOYSA-N isophorone Chemical compound CC1=CC(=O)CC(C)(C)C1 HJOVHMDZYOCNQW-UHFFFAOYSA-N 0.000 description 14
- 238000002425 crystallisation Methods 0.000 description 11
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 229910021536 Zeolite Inorganic materials 0.000 description 8
- 239000006227 byproduct Substances 0.000 description 8
- 230000008025 crystallization Effects 0.000 description 8
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 8
- 239000010457 zeolite Substances 0.000 description 8
- 229930195733 hydrocarbon Natural products 0.000 description 7
- 150000002430 hydrocarbons Chemical class 0.000 description 7
- GVJHHUAWPYXKBD-IEOSBIPESA-N (R)-alpha-Tocopherol Natural products OC1=C(C)C(C)=C2O[C@@](CCC[C@H](C)CCC[C@H](C)CCCC(C)C)(C)CCC2=C1C GVJHHUAWPYXKBD-IEOSBIPESA-N 0.000 description 6
- 229940087168 alpha tocopherol Drugs 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 238000006482 condensation reaction Methods 0.000 description 6
- AOBORMOPSGHCAX-DGHZZKTQSA-N tocofersolan Chemical compound OCCOC(=O)CCC(=O)OC1=C(C)C(C)=C2O[C@](CCC[C@H](C)CCC[C@H](C)CCCC(C)C)(C)CCC2=C1C AOBORMOPSGHCAX-DGHZZKTQSA-N 0.000 description 6
- 229960000984 tocofersolan Drugs 0.000 description 6
- 239000002076 α-tocopherol Substances 0.000 description 6
- 235000004835 α-tocopherol Nutrition 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 238000007711 solidification Methods 0.000 description 5
- 230000008023 solidification Effects 0.000 description 5
- AUFZRCJENRSRLY-UHFFFAOYSA-N 2,3,5-trimethylhydroquinone Chemical compound CC1=CC(O)=C(C)C(C)=C1O AUFZRCJENRSRLY-UHFFFAOYSA-N 0.000 description 4
- 238000004587 chromatography analysis Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- 230000002860 competitive effect Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000002798 polar solvent Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 239000011949 solid catalyst Substances 0.000 description 3
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- ZAKOWWREFLAJOT-CEFNRUSXSA-N D-alpha-tocopherylacetate Chemical compound CC(=O)OC1=C(C)C(C)=C2O[C@@](CCC[C@H](C)CCC[C@H](C)CCCC(C)C)(C)CCC2=C1C ZAKOWWREFLAJOT-CEFNRUSXSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 125000005233 alkylalcohol group Chemical group 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000007805 chemical reaction reactant Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- ZAKOWWREFLAJOT-UHFFFAOYSA-N d-alpha-Tocopheryl acetate Natural products CC(=O)OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1C ZAKOWWREFLAJOT-UHFFFAOYSA-N 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- ITMCEJHCFYSIIV-UHFFFAOYSA-N triflic acid Chemical compound OS(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-N 0.000 description 2
- KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical compound CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 description 1
- PXSSNPBEHHJLDH-UHFFFAOYSA-N 2,3,4,5-tetramethylphenol Chemical compound CC1=CC(O)=C(C)C(C)=C1C PXSSNPBEHHJLDH-UHFFFAOYSA-N 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- KEVYVLWNCKMXJX-ZCNNSNEGSA-N Isophytol Natural products CC(C)CCC[C@H](C)CCC[C@@H](C)CCC[C@@](C)(O)C=C KEVYVLWNCKMXJX-ZCNNSNEGSA-N 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical class O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005917 acylation reaction Methods 0.000 description 1
- 239000003849 aromatic solvent Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- XTHPWXDJESJLNJ-UHFFFAOYSA-N chlorosulfonic acid Substances OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- JYVHOGDBFNJNMR-UHFFFAOYSA-N hexane;hydrate Chemical compound O.CCCCCC JYVHOGDBFNJNMR-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000007039 two-step reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
No. | 염기 | 아실화제 | 반응시간 | 반응 수율(%) |
1 | 4-옥소이소포론: 100 mmol 황산: 20 mmol 반응 온도: 상온 | 아세트산 무수화물/300 mmol | 3시간 | 95.5 |
2 | 아세트산 무수화물/250 mmol | 3시간 | 95.2 | |
3 | 염화아세틸/300 mmol | 3시간 | 95.1 | |
4 | 염화아세틸/250 mmol | 3시간 | 94.8 |
No. | 염기 | 황산 (mmol) | 반응수율(%) (전환율/선택도) | 고체화 수율(%) | 분리정제 수율(1차/최종) |
1 | 4-옥소이소포론: 100 mmol 아세트산 무수물: 300 mmol 반응온도: 상온 반응시간: 3시간 | 0.1 | 93.1 | 99.7 | 70/92.2 |
2 | 0.5 | 95.1 | ≒100 | 72/94.3 | |
3 | 1 | 95.5 | 99.2 | 71.5/94.1 | |
4 | 5 | 96.0 | ≒100 | 69.8/95.0 | |
5 | 10 | 95.7 | ≒100 | 72/94.6 | |
6 | 20 | 96.0 | 99.1 | 71.2/94.2 | |
7 | 50 | 92.2 | 99.5 | 70.8/90.7 | |
8 | 100 | 81.4 | ≒100 | 65.2/75.8 |
No. | 염기 | 황산 (mmol) | 반응수율(%) (전환율/선택도) | 고체화 수율(%) | 분리정제 수율 (1차/최종) |
1 | 4-옥소이소포론: 100 mmol 아세트산 무수물: 300 mmol 반응온도: 상온 반응시간: 3시간 | 0.5 | 95.1 | 100 | 39.8/88.4 |
2 | 1 | 95.5 | 99.2 | 41.1/90.1 | |
3 | 5 | 96.0 | ≒100 | 40.5/89.6 | |
4 | 10 | 95.7 | ≒100 | 40.3/90.5 | |
5 | 20 | 96.0 | 99.1 | 40/89.8 |
No. | 염기 | 황산 (mmol) | 반응수율(%) (전환율/선택도) | 고체화 수율(%) | 분리정제 수율 (1차/최종) |
1 | 4-옥소이소포론: 100 mmol 아세트산 무수물: 300 mmol 반응온도: 상온 반응시간: 3시간 | 0.5 | 95.1 | 100 | 66.2/92.3 |
2 | 1 | 95.5 | 99.2 | 67.0/92.6 | |
3 | 5 | 96.0 | ≒100 | 68.0/92.5 | |
4 | 10 | 95.7 | ≒100 | 66.8/93.2 | |
5 | 20 | 96.0 | 99.1 | 67.4/93.2 |
Claims (11)
- 4-옥소이소포론과 아실화제를 에스테르화 및 전위 반응을 통해 TMHQ-DA를 제조하는 방법에 있어서,황산 촉매 존재하에서, 4-옥소이소포론과 아실화제를 상온에서 3시간 이내로 반응시키고, 반응 혼합물을 물로 세척하여 반응 생성물을 전량 고체화시킨 후, 추출용매로 추출하는 것을 특징으로 하는 고수율 및 고순도로 TMHQ-DA를 제조하는 방법.
- 제1항에 있어서, 상기 황산 촉매의 사용량은 4-옥소이소포론 1mol에 대하여 0.1mol% 내지 50mol%임을 특징으로 하는 방법.
- 제1항에 있어서, 상기 황산 촉매의 사용량은 4-옥소이소포론 1mol에 대하여 0.5mol%임을 특징으로 하는 방법.
- 제1항에 있어서, 상기 아실화제는 아세트산 무수물, 염화아세틸, 탄소수 2 내지 4의 카르복실산 무수물 또는 탄소수 2 내지 4의 카르복실산 할로겐화물인 것을 특징으로 하는 방법.
- 제1항 또는 제4항에 있어서, 상기 아실화제는 4-옥소이소포론 사용량 대비 250 내지 300mol%인 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 추출용매는 n-펜탄, 사이틀로펜탄, n-헥산, 사이클로헥산, n-헵탄, n-옥탄, n-노난, n-데칸, 에틸아세테이트, 디에틸에테르, 사이클로헥센, 벤젠, 톨루엔, 크실렌, 메탄올, 에탄올 및 부탄올로 이루어진 군으로부터 하나 또는 그 이상 선택됨을 특징으로 하는 방법.
- 제6항에 있어서, 상기 추출용매는 n-펩탄, 사이클로펜탄, n-헥산, 사이클로헥산 또는 n-헵탄인 것을 특징으로 하는 방법.
- 제6항에 있어서, 상기 추출용매는 n-펩탄, 사이클로펜탄, n-헥산, 사이클로헥산 또는 n-헵탄과 에틸아세테이트와의 혼합용매인 것을 특징으로 하는 방법.
- 제7항 또는 제8항에 있어서, 상기 추출용매는 n-헥산임을 특징으로 하는 방법.
- 제1항에 있어서, 상기 추출용매는 반응 생성물 결정 1g 당 1 내지 100ml를 사용함을 특징으로 하는 방법.
- 제1항에 있어서, 상기 추출용매는 반응 생성물 결정 1g 당 5 내지 20ml를 사 용함을 특징으로 하는 방법.
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KR1020010061179A KR100645669B1 (ko) | 2001-10-04 | 2001-10-04 | 고수율 및 고순도로tmhq-디에스테르를 제조하는 방법 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6063968A (en) * | 1996-05-14 | 2000-05-16 | Degussa Aktiengesellschaft | Method for the production of trimethylhydroquinone |
US6350897B2 (en) * | 2000-04-07 | 2002-02-26 | Degussa Ag | Process for preparing trimethylhydroquinone diacetate and trimethylhydroquinone |
US6444841B2 (en) * | 1997-11-12 | 2002-09-03 | Daicel Chemical Industries, Ltd. | Hydroquinone diester derivatives and the method for producing the same |
-
2001
- 2001-10-04 KR KR1020010061179A patent/KR100645669B1/ko not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6063968A (en) * | 1996-05-14 | 2000-05-16 | Degussa Aktiengesellschaft | Method for the production of trimethylhydroquinone |
US6444841B2 (en) * | 1997-11-12 | 2002-09-03 | Daicel Chemical Industries, Ltd. | Hydroquinone diester derivatives and the method for producing the same |
US6350897B2 (en) * | 2000-04-07 | 2002-02-26 | Degussa Ag | Process for preparing trimethylhydroquinone diacetate and trimethylhydroquinone |
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