FR2138030B1 - - Google Patents

Info

Publication number
FR2138030B1
FR2138030B1 FR727217643A FR7217643A FR2138030B1 FR 2138030 B1 FR2138030 B1 FR 2138030B1 FR 727217643 A FR727217643 A FR 727217643A FR 7217643 A FR7217643 A FR 7217643A FR 2138030 B1 FR2138030 B1 FR 2138030B1
Authority
FR
France
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
Application number
FR727217643A
Other versions
FR2138030A1 (fr
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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
Priority claimed from CH722871A external-priority patent/CH566280A5/de
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of FR2138030A1 publication Critical patent/FR2138030A1/fr
Application granted granted Critical
Publication of FR2138030B1 publication Critical patent/FR2138030B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C50/00—Quinones
    • C07C50/02—Quinones with monocyclic quinoid structure
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR727217643A 1971-05-17 1972-05-17 Expired FR2138030B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH722871A CH566280A5 (en) 1971-05-17 1971-05-17 Methyl-substd quinones prepn - by oxidn of phenols with oxygen in the presence of copper and halide ions
CH1843471 1971-12-17

Publications (2)

Publication Number Publication Date
FR2138030A1 FR2138030A1 (fr) 1972-12-29
FR2138030B1 true FR2138030B1 (fr) 1974-07-05

Family

ID=25700988

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727217643A Expired FR2138030B1 (fr) 1971-05-17 1972-05-17

Country Status (17)

Country Link
US (1) US3796732A (fr)
JP (1) JPS5317585B1 (fr)
BE (1) BE783512A (fr)
CA (1) CA961498A (fr)
CS (1) CS161656B2 (fr)
DD (1) DD98906A5 (fr)
DE (1) DE2221624C3 (fr)
DK (1) DK134316B (fr)
FR (1) FR2138030B1 (fr)
GB (1) GB1364796A (fr)
HU (1) HU163555B (fr)
IE (1) IE36360B1 (fr)
IL (1) IL39225A (fr)
NL (1) NL159083B (fr)
PL (1) PL88994B1 (fr)
RO (1) RO68938A (fr)
SE (1) SE396070B (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA967976A (en) * 1972-06-27 1975-05-20 Tetuo Miyazaki Process for producing trimethyl-p-benzoquinone
US3870731A (en) * 1973-09-28 1975-03-11 Goodyear Tire & Rubber Oxidation of phenols and alkyl substituted phenols to their corresponding para-benzoquinone
US3859317A (en) * 1973-09-28 1975-01-07 Goodyear Tire & Rubber Process of preparing p-benzoquinone
GB1455753A (en) * 1974-01-08 1976-11-17 Shell Int Research Process for de preparation of p-quinones
US3933681A (en) * 1974-03-13 1976-01-20 The Goodyear Tire & Rubber Company Activation of copper salt phenol oxidation catalysts
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
FR2401896A1 (fr) * 1977-09-05 1979-03-30 Rhone Poulenc Ind Procede de preparation de para-benzoquinone
FR2449667A1 (fr) * 1979-02-21 1980-09-19 Rhone Poulenc Ind Procede de preparation de para-benzoquinones
JPS56108733A (en) * 1980-01-31 1981-08-28 Konishiroku Photo Ind Co Ltd Preparation of p-and o-benzoquinone derivative and its preparation
DE3161197D1 (en) * 1980-03-11 1983-11-24 Hoffmann La Roche Process for the preparation of trimethyl benzoquinone
JPS56140946A (en) * 1980-03-11 1981-11-04 Hoffmann La Roche Manufacture of 2,3,5-trimethylbenzoquinone
DE3215095A1 (de) * 1982-04-23 1983-10-27 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von 2,3,5-trimethyl-l-p-benzochinon
US4522757A (en) * 1982-10-25 1985-06-11 Sun Tech, Inc. Process for oxidizing a phenol to a p-benzoquinone
US4545937A (en) * 1983-04-18 1985-10-08 University Of Delaware Binucleating ligand-metal complexes as oxidation catalysts
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
US4828762A (en) * 1983-06-06 1989-05-09 Mitsubishi Gas Chemical Company, Inc. Process for the production of 2,3,5-trimethylbenzoquinone
JPS63280040A (ja) * 1987-05-13 1988-11-17 Eisai Co Ltd ２，３，５−トリメチルベンゾキノンの製造方法
DE3908768A1 (de) * 1989-03-17 1990-09-20 Basf Ag Verfahren zur herstellung von 2,3,5-trimethyl-p-benzochinon
US5075463A (en) * 1990-10-05 1991-12-24 Eastman Kodak Company Preparation of quinones
US5075462A (en) * 1990-10-05 1991-12-24 Eastman Kodak Company Process for the preparation of quinones
DE19846003A1 (de) * 1998-10-06 2000-04-13 Basf Ag Verfahren zur Reinigung und Isolierung von 2,3,5-Trimethyl-p-benzochinon
US7045666B2 (en) * 2003-01-16 2006-05-16 General Electric Company Bromination of hydroxyaromatic compounds and further conversion to dihydroxyaromatic compounds
US6815565B2 (en) * 2003-04-04 2004-11-09 General Electric Company Method for preparing hydroquinones and dihydroxybiphenyl compounds from mixtures of bromophenols and benzoquinones
US6693221B1 (en) * 2003-04-04 2004-02-17 General Electric Company Method of preparing mixtures of bromophenols and benzoquinones
CN101781179B (zh) * 2009-01-20 2014-01-29 凯惠药业(上海)有限公司 一种1,2-萘醌类化合物的制备方法
WO2015000767A1 (fr) 2013-07-02 2015-01-08 Basf Se Procédé de production de 2,3,5-triméthylbenzoquinone par oxydation de 2,3,6-triméthylphénol
US9926248B2 (en) 2013-07-02 2018-03-27 Basf Se Process for the preparation of 3-heptanol from a mixture containing 2-ehthylhexanal and 3-heptyl formate
CN106458820A (zh) * 2014-05-09 2017-02-22 帝斯曼知识产权资产管理有限公司 用于生产2,6‑二甲基苯醌的方法
EP4077259B1 (fr) 2019-12-19 2024-01-31 DSM IP Assets B.V. Formation de 2,3,5-triméthylhydroquinone à partir de 2,3,6-triméthylphénol

Also Published As

Publication number Publication date
JPS5317585B1 (fr) 1978-06-09
PL88994B1 (en) 1976-10-30
FR2138030A1 (fr) 1972-12-29
DE2221624B2 (de) 1979-05-23
DE2221624A1 (de) 1972-11-30
HU163555B (fr) 1973-09-27
DK134316C (fr) 1977-03-14
NL7205525A (fr) 1972-11-21
BE783512A (fr) 1972-11-16
SE396070B (sv) 1977-09-05
IE36360L (en) 1972-11-17
NL159083B (nl) 1979-01-15
DK134316B (da) 1976-10-18
CA961498A (en) 1975-01-21
RO68938A (fr) 1982-02-01
IL39225A0 (en) 1972-06-28
IE36360B1 (en) 1976-10-13
GB1364796A (en) 1974-08-29
DE2221624C3 (de) 1980-01-17
CS161656B2 (fr) 1975-06-10
US3796732A (en) 1974-03-12
DD98906A5 (fr) 1973-07-12
IL39225A (en) 1975-07-28

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse