EA201692246A1 - Method of producing 2,6-dimethylbenzoquinone - Google Patents

Method of producing 2,6-dimethylbenzoquinone

Info

Publication number
EA201692246A1
EA201692246A1 EA201692246A EA201692246A EA201692246A1 EA 201692246 A1 EA201692246 A1 EA 201692246A1 EA 201692246 A EA201692246 A EA 201692246A EA 201692246 A EA201692246 A EA 201692246A EA 201692246 A1 EA201692246 A1 EA 201692246A1
Authority
EA
Eurasian Patent Office
Prior art keywords
dimethylbenzoquinone
producing
dmq
relates
present
Prior art date
Application number
EA201692246A
Other languages
Russian (ru)
Other versions
EA035035B1 (en
Inventor
Беттина Вустенберг
Вернер Бонрат
Томас Нечер
Ян Шютц
Бруно Лори
Original Assignee
ДСМ АйПи АССЕТС Б.В.
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 ДСМ АйПи АССЕТС Б.В. filed Critical ДСМ АйПи АССЕТС Б.В.
Publication of EA201692246A1 publication Critical patent/EA201692246A1/en
Publication of EA035035B1 publication Critical patent/EA035035B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
    • C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring
    • C07C46/08—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring with molecular oxygen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated

Abstract

Настоящее изобретение относится к усовершенствованному способу получения 2,6-диметилбензохинона (2,6-DMQ).The present invention relates to an improved method for producing 2,6-dimethylbenzoquinone (2,6-DMQ).

EA201692246A 2014-05-09 2015-05-07 Process for the production of 2,6-dimethylbenzoquinone EA035035B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP14167752 2014-05-09
EP14198910 2014-12-18
PCT/EP2015/060063 WO2015169898A1 (en) 2014-05-09 2015-05-07 Process for the production of 2,6-dimethylbenzoquinone

Publications (2)

Publication Number Publication Date
EA201692246A1 true EA201692246A1 (en) 2017-04-28
EA035035B1 EA035035B1 (en) 2020-04-20

Family

ID=53059106

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201692246A EA035035B1 (en) 2014-05-09 2015-05-07 Process for the production of 2,6-dimethylbenzoquinone

Country Status (4)

Country Link
EP (1) EP3140273A1 (en)
CN (1) CN106458820A (en)
EA (1) EA035035B1 (en)
WO (1) WO2015169898A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2921150T3 (en) 2018-04-17 2022-08-18 Dsm Ip Assets Bv Oxidation of alkylated p-hydroquinones in aqueous solutions by hydrogen peroxide
EP3781543B1 (en) 2018-04-17 2023-09-27 DSM IP Assets B.V. Oxidation of alkylated p-hydroquinones in aqueous solutions by oxygen
EP4077259B1 (en) * 2019-12-19 2024-01-31 DSM IP Assets B.V. Formation of 2,3,5-trimethylhydroquinone from 2,3,6-trimethylphenol

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL39225A (en) * 1971-05-17 1975-07-28 Sparamedica Ag Process for the manufacture of methyl substituted p-benzoquinones
JPS5093931A (en) * 1973-12-22 1975-07-26
US3987068A (en) * 1975-07-28 1976-10-19 E. I. Du Pont De Nemours And Company Oxidation of monohydroxy aryl compounds to 1,4-quinones
JPH0657669B2 (en) * 1985-12-23 1994-08-03 三井東圧化学株式会社 Method for producing quinones
JPH0381249A (en) * 1989-08-23 1991-04-05 Agency Of Ind Science & Technol Production of 2,6-dimethyl-p-benzoquinone
US20050137409A1 (en) * 2003-12-18 2005-06-23 Sunil Ashtekar Processes for preparing benzoquinones and hydroquinones
US20050137380A1 (en) * 2003-12-18 2005-06-23 Mahalingam Rathinam J. Processes for preparing benzoquinones and hydroquinones
JP2006249036A (en) * 2005-03-14 2006-09-21 Honshu Chem Ind Co Ltd Method for producing 2, 3, 5-trimethylhydroquinone
CN102336643B (en) * 2011-07-13 2014-06-25 北京博源恒升高科技有限公司 Process for synthesizing benzoquinones by direct oxidation of phenols

Also Published As

Publication number Publication date
EA035035B1 (en) 2020-04-20
EP3140273A1 (en) 2017-03-15
CN106458820A (en) 2017-02-22
WO2015169898A1 (en) 2015-11-12

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Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ BY KZ KG TJ TM RU