AU2001248357A1 - A process for preparing trimethylhydroquinone diacetate and trimethylhydroquinone - Google Patents
A process for preparing trimethylhydroquinone diacetate and trimethylhydroquinoneInfo
- Publication number
- AU2001248357A1 AU2001248357A1 AU2001248357A AU4835701A AU2001248357A1 AU 2001248357 A1 AU2001248357 A1 AU 2001248357A1 AU 2001248357 A AU2001248357 A AU 2001248357A AU 4835701 A AU4835701 A AU 4835701A AU 2001248357 A1 AU2001248357 A1 AU 2001248357A1
- Authority
- AU
- Australia
- Prior art keywords
- trimethylhydroquinone
- preparing
- diacetate
- trimethylcyclohexane
- strong acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 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 title abstract 2
- AUFZRCJENRSRLY-UHFFFAOYSA-N 2,3,5-trimethylhydroquinone Chemical compound CC1=CC(O)=C(C)C(C)=C1O AUFZRCJENRSRLY-UHFFFAOYSA-N 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- HVHHZSFNAYSPSA-UHFFFAOYSA-N xi-2,2,6-Trimethyl-1,4-cyclohexanedione Chemical compound CC1CC(=O)CC(C)(C)C1=O HVHHZSFNAYSPSA-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/06—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
- C07C37/07—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation with simultaneous reduction of C=O group in that ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
- C07C37/055—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group
- C07C37/0555—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group being esterified hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10017494 | 2000-04-07 | ||
| DE10017494A DE10017494A1 (de) | 2000-04-07 | 2000-04-07 | Verfahren zur Herstellung von Trimethylhydrochinon-Diacetat und Trimethylhydrochinon |
| PCT/EP2001/003391 WO2001077058A1 (fr) | 2000-04-07 | 2001-03-24 | Procede pour la preparation de diacetate de trimethylhydroquinone et de trimethylhydroquinone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2001248357A1 true AU2001248357A1 (en) | 2001-10-23 |
Family
ID=7638034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2001248357A Abandoned AU2001248357A1 (en) | 2000-04-07 | 2001-03-24 | A process for preparing trimethylhydroquinone diacetate and trimethylhydroquinone |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6350897B2 (fr) |
| EP (1) | EP1268390B1 (fr) |
| JP (1) | JP2003530377A (fr) |
| KR (1) | KR20020088426A (fr) |
| CN (1) | CN1420859A (fr) |
| AT (1) | ATE259772T1 (fr) |
| AU (1) | AU2001248357A1 (fr) |
| CA (1) | CA2399248A1 (fr) |
| DE (2) | DE10017494A1 (fr) |
| DK (1) | DK1268390T3 (fr) |
| MX (1) | MXPA02009115A (fr) |
| WO (1) | WO2001077058A1 (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100645669B1 (ko) * | 2001-10-04 | 2006-11-13 | 에스케이 주식회사 | 고수율 및 고순도로ｔｍｈｑ-디에스테르를 제조하는 방법 |
| US7361781B2 (en) | 2003-11-07 | 2008-04-22 | Dsm Ip Assets B.V. | Process for the preparation of 2,3,5-trimethylhydroquinone diacylates |
| ATE522491T1 (de) * | 2003-12-15 | 2011-09-15 | Dsm Ip Assets Bv | Verfahren zur herstellung von trimethylhydrochinondialkanoaten |
| CN102295535B (zh) * | 2011-06-30 | 2013-09-18 | 福建省福抗药业股份有限公司 | 一种三甲基氢醌的绿色制备方法 |
| ES2978483T3 (es) * | 2019-12-19 | 2024-09-13 | Dsm Ip Assets Bv | Proceso de preparación de hidroquinonas |
| CN116730804A (zh) * | 2023-02-23 | 2023-09-12 | 吉林北沙制药有限公司 | 一种2,3,6-三甲基氢醌二乙酸酯的回收再利用方法 |
| CN117362173A (zh) * | 2023-08-09 | 2024-01-09 | 江苏宏邦化工科技有限公司 | 一种两步法合成2,3,5-三甲基氢醌二酯的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2327980A1 (fr) * | 1975-10-14 | 1977-05-13 | Rhone Poulenc Ind | Procede de preparation de trimethylhydroquinone |
| EP0850912B1 (fr) * | 1996-12-27 | 2001-11-07 | Daicel Chemical Industries, Ltd. | Procédé de préparation des diester du triméthylcatéchol |
| EP0850910B1 (fr) * | 1996-12-27 | 2001-11-21 | Daicel Chemical Industries, Ltd. | Méthode de préparation de diesters de la triméthylhydroquinone |
-
2000
- 2000-04-07 DE DE10017494A patent/DE10017494A1/de not_active Withdrawn
-
2001
- 2001-03-24 DE DE60102078T patent/DE60102078T2/de not_active Expired - Fee Related
- 2001-03-24 CN CN01807404A patent/CN1420859A/zh active Pending
- 2001-03-24 MX MXPA02009115A patent/MXPA02009115A/es unknown
- 2001-03-24 KR KR1020027013253A patent/KR20020088426A/ko not_active Withdrawn
- 2001-03-24 JP JP2001575538A patent/JP2003530377A/ja active Pending
- 2001-03-24 AU AU2001248357A patent/AU2001248357A1/en not_active Abandoned
- 2001-03-24 WO PCT/EP2001/003391 patent/WO2001077058A1/fr not_active Ceased
- 2001-03-24 AT AT01921349T patent/ATE259772T1/de not_active IP Right Cessation
- 2001-03-24 EP EP01921349A patent/EP1268390B1/fr not_active Expired - Lifetime
- 2001-03-24 CA CA002399248A patent/CA2399248A1/fr not_active Abandoned
- 2001-03-24 DK DK01921349T patent/DK1268390T3/da active
- 2001-04-04 US US09/825,361 patent/US6350897B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE60102078T2 (de) | 2004-12-23 |
| ATE259772T1 (de) | 2004-03-15 |
| WO2001077058A1 (fr) | 2001-10-18 |
| EP1268390B1 (fr) | 2004-02-18 |
| JP2003530377A (ja) | 2003-10-14 |
| KR20020088426A (ko) | 2002-11-27 |
| EP1268390A1 (fr) | 2003-01-02 |
| CN1420859A (zh) | 2003-05-28 |
| US20020004619A1 (en) | 2002-01-10 |
| DE60102078D1 (de) | 2004-03-25 |
| DE10017494A1 (de) | 2001-10-11 |
| CA2399248A1 (fr) | 2001-10-18 |
| US6350897B2 (en) | 2002-02-26 |
| DK1268390T3 (da) | 2004-05-10 |
| MXPA02009115A (es) | 2003-03-12 |
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