CA1312615C - Process for preparing 2,3,5-trimethylbenzoquinone - Google Patents

Process for preparing 2,3,5-trimethylbenzoquinone

Info

Publication number
CA1312615C
CA1312615C CA000566580A CA566580A CA1312615C CA 1312615 C CA1312615 C CA 1312615C CA 000566580 A CA000566580 A CA 000566580A CA 566580 A CA566580 A CA 566580A CA 1312615 C CA1312615 C CA 1312615C
Authority
CA
Canada
Prior art keywords
solvent
reaction
catalyst
mixture
tmp
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.)
Expired - Fee Related
Application number
CA000566580A
Other languages
English (en)
French (fr)
Inventor
Yuichi Inai
Shizumasa Kijima
Kiiti Ema
Takashi Banba
Noriyasu Hirose
Kimio Hamamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eisai Co Ltd
Original Assignee
Eisai Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Eisai Co Ltd filed Critical Eisai Co Ltd
Application granted granted Critical
Publication of CA1312615C publication Critical patent/CA1312615C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C50/00Quinones
    • C07C50/02Quinones with monocyclic quinoid structure
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00Preparation of quinones
    • C07C46/02Preparation of quinones by oxidation giving rise to quinoid structures
    • C07C46/06Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring
    • C07C46/08Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring with molecular oxygen
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C50/00Quinones
    • C07C50/02Quinones with monocyclic quinoid structure
    • C07C50/04Benzoquinones, i.e. C6H4O2

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)
  • Catalysts (AREA)
  • Pyrane Compounds (AREA)
CA000566580A 1987-05-13 1988-05-12 Process for preparing 2,3,5-trimethylbenzoquinone Expired - Fee Related CA1312615C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62116665A JPS63280040A (ja) 1987-05-13 1987-05-13 2,3,5−トリメチルベンゾキノンの製造方法
JP116665/87 1987-05-13

Publications (1)

Publication Number Publication Date
CA1312615C true CA1312615C (en) 1993-01-12

Family

ID=14692862

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000566580A Expired - Fee Related CA1312615C (en) 1987-05-13 1988-05-12 Process for preparing 2,3,5-trimethylbenzoquinone

Country Status (9)

Country Link
US (1) US5104996A (en, 2012)
EP (1) EP0294584B1 (en, 2012)
JP (1) JPS63280040A (en, 2012)
KR (1) KR910004483B1 (en, 2012)
CN (1) CN1024188C (en, 2012)
AT (1) ATE71612T1 (en, 2012)
CA (1) CA1312615C (en, 2012)
DE (1) DE3867711D1 (en, 2012)
ES (1) ES2037760T3 (en, 2012)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0338666B1 (en) * 1988-03-16 1992-05-20 Japan as represented by Director-General, Agency of Industrial Science and Technology Method for the preparation of 2,3,5-trimethylbenzoquinone
EP0369823B1 (en) * 1988-11-18 1993-06-16 THE STATE OF JAPAN, as Represented by the DIRECTOR GENERAL of the AGENCY of INDUSTRIAL SCIENCE and TECHNOLOGY Method for the preparation of 2,3,5-trimethylbenzoquinone
DE3908768A1 (de) * 1989-03-17 1990-09-20 Basf Ag Verfahren zur herstellung von 2,3,5-trimethyl-p-benzochinon
DE4029198A1 (de) * 1990-09-14 1992-03-19 Basf Ag Verfahren zur herstellung von 2,3,5-trimethyl-p-benzochinon
DE19949795A1 (de) 1999-10-15 2001-04-19 Degussa Verfahren zur Herstellung von 2,3,5-Trimethyl-p-benzochinon
RU2165406C1 (ru) * 2000-04-10 2001-04-20 Институт катализа им. Г.К. Борескова СО РАН Способ получения 2,3,5-триметил-1,4-бензохинона и катализатор для его осуществления
US20050137409A1 (en) * 2003-12-18 2005-06-23 Sunil Ashtekar Processes for preparing benzoquinones and hydroquinones
CN102584559B (zh) * 2012-01-10 2013-10-16 西北化工研究院 一种分离纯化2,3,5-三甲基苯醌的方法
KR20160029026A (ko) 2013-07-02 2016-03-14 바스프 에스이 2-에틸헥사날 및 3-헵틸 포르메이트를 함유하는 혼합물로부터의 3-헵타놀의 제조 방법
CN106699537B (zh) 2013-07-02 2021-04-13 巴斯夫欧洲公司 通过2,3,6-三甲基苯酚的氧化制备2,3,5-三甲基苯醌的方法
CN113083339B (zh) * 2021-04-15 2022-11-08 万华化学(四川)有限公司 一种用于制备维生素e的催化剂及其制备方法和应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1952652A1 (de) * 1969-10-18 1971-04-29 Basf Ag Verfahren zur katalytischen Oxydation von alkylsubstituierten Hydrochinonen zu den entsprechenden p-Benzochinonen
IL39225A (en) * 1971-05-17 1975-07-28 Sparamedica Ag Process for the manufacture of methyl substituted p-benzoquinones
DE2630896C3 (de) * 1976-07-09 1979-10-04 Balcke-Duerr Ag, 4030 Ratingen Vorrichtung zum Abbiegen großflächiger Bauteile
FR2408570A1 (fr) * 1977-06-27 1979-06-08 Rhone Poulenc Ind Procede de preparation de para-benzoquinone
CA1192212A (en) * 1981-07-20 1985-08-20 James E. Lyons Process for oxidizing phenol to p-benzoquinone
JPS59225137A (ja) * 1983-06-06 1984-12-18 Mitsubishi Gas Chem Co Inc 2,3,5−トリメチルベンゾキノンの製造方法
JPS6117532A (ja) * 1984-07-03 1986-01-25 Mitsubishi Gas Chem Co Inc 2,3,5−トリメチルベンゾキノンの製造法

Also Published As

Publication number Publication date
JPH0451536B2 (en, 2012) 1992-08-19
ES2037760T3 (es) 1993-07-01
US5104996A (en) 1992-04-14
CN88102750A (zh) 1988-11-30
DE3867711D1 (de) 1992-02-27
JPS63280040A (ja) 1988-11-17
CN1024188C (zh) 1994-04-13
KR880013868A (ko) 1988-12-22
ATE71612T1 (de) 1992-02-15
EP0294584A1 (en) 1988-12-14
EP0294584B1 (en) 1992-01-15
KR910004483B1 (ko) 1991-06-29

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