BE844542A - Oxydation de composes monohydroxy aryles en quinones-1,4 - Google Patents
Oxydation de composes monohydroxy aryles en quinones-1,4Info
- Publication number
- BE844542A BE844542A BE169259A BE169259A BE844542A BE 844542 A BE844542 A BE 844542A BE 169259 A BE169259 A BE 169259A BE 169259 A BE169259 A BE 169259A BE 844542 A BE844542 A BE 844542A
- Authority
- BE
- Belgium
- Prior art keywords
- quinones
- oxidation
- aryl compounds
- monohydroxy aryl
- monohydroxy
- Prior art date
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
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/599,643 US3987068A (en) | 1975-07-28 | 1975-07-28 | Oxidation of monohydroxy aryl compounds to 1,4-quinones |
Publications (1)
Publication Number | Publication Date |
---|---|
BE844542A true BE844542A (fr) | 1977-01-27 |
Family
ID=24400467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE169259A BE844542A (fr) | 1975-07-28 | 1976-07-27 | Oxydation de composes monohydroxy aryles en quinones-1,4 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3987068A (ko) |
JP (1) | JPS5217432A (ko) |
BE (1) | BE844542A (ko) |
CA (1) | CA1056843A (ko) |
DE (1) | DE2633670C2 (ko) |
FR (1) | FR2319617A1 (ko) |
GB (1) | GB1511813A (ko) |
IT (1) | IT1062548B (ko) |
NL (1) | NL7608293A (ko) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4156772A (en) * | 1977-05-26 | 1979-05-29 | General Electric Company | Process of forming acyl-coupled polymers of quinone-coupled polyphenylene oxides |
US4156770A (en) * | 1977-05-26 | 1979-05-29 | General Electric Company | Acyl coupled polymers of quinone-coupled polyphenylene oxides |
US4140675A (en) * | 1977-05-26 | 1979-02-20 | General Electric Company | Process of forming quinone-coupled polyphenylene oxides |
US4234706A (en) * | 1977-05-26 | 1980-11-18 | General Electric Company | Quinone-coupled polyphenylene oxides |
US4156773A (en) * | 1977-05-26 | 1979-05-29 | General Electric Company | Process for capping quinone-coupled polyphenylene oxides |
US4165422A (en) * | 1977-05-26 | 1979-08-21 | General Electric Company | Acyl capped quinone-coupled polyphenylene oxides |
US4238580A (en) * | 1978-05-19 | 1980-12-09 | General Electric Company | Process of forming urethane-coupled polymers of quinone-coupled polyphenylene oxides |
US4238581A (en) * | 1978-05-19 | 1980-12-09 | General Electric Company | Urethane-coupled block polymers of quinone-coupled polyphenylene oxides |
FR2449667A1 (fr) * | 1979-02-21 | 1980-09-19 | Rhone Poulenc Ind | Procede de preparation de para-benzoquinones |
US4257968A (en) * | 1979-10-04 | 1981-03-24 | E. I. Du Pont De Nemours And Company | Oxidation of phenol to p-benzoquinone in acetonitrile/methanol cosolvent |
US4478752A (en) * | 1981-07-20 | 1984-10-23 | Sun Tech, Inc. | Process for oxidizing phenol to p-benzoquinone |
CA1192212A (en) * | 1981-07-20 | 1985-08-20 | James E. Lyons | Process for oxidizing phenol to p-benzoquinone |
US4909965A (en) * | 1981-08-03 | 1990-03-20 | E. I. Du Pont De Nemours And Company | Salcomine-catalyzed oxidation of phenols |
FR2535713A1 (en) * | 1982-11-05 | 1984-05-11 | Delalande Sa | Process for the preparation of alkoxylated or aryloxylated para- (or ortho-) quinones respectively from the corresponding hydroquinones or pyrocatechols. |
GR78368B (ko) * | 1981-11-18 | 1984-09-26 | Delalande Sa | |
CA1192214A (en) * | 1982-01-18 | 1985-08-20 | Chao-Yang Hsu | Process for oxidizing phenol to p-benzoquinone |
EP0093540B1 (en) * | 1982-04-29 | 1988-09-14 | Sun Refining and Marketing Company | Production of hydroquinone |
US4519948A (en) * | 1982-09-27 | 1985-05-28 | Sun Tech, Inc. | Process for oxidizing a phenol to a p-benzoquinone |
US4522757A (en) * | 1982-10-25 | 1985-06-11 | Sun Tech, Inc. | Process for oxidizing a phenol to a p-benzoquinone |
US4442036A (en) * | 1983-02-28 | 1984-04-10 | Sun Tech, Inc. | Process for oxidizing phenol to benzoquinone |
US4545937A (en) * | 1983-04-18 | 1985-10-08 | University Of Delaware | Binucleating ligand-metal complexes as oxidation catalysts |
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 |
US7053251B2 (en) * | 2003-08-28 | 2006-05-30 | General Electric Company | Bromination of hydroxyaromatic compounds |
US7022886B2 (en) * | 2003-08-28 | 2006-04-04 | General Electric Company | Selective catalytic oxybromination of hydroxyaromatic compounds |
US6982356B2 (en) * | 2003-09-17 | 2006-01-03 | General Electric Company | Method for preparation of para-brominated hydroxyaromatic compounds |
WO2015169898A1 (en) * | 2014-05-09 | 2015-11-12 | Dsm Ip Assets B.V. | Process for the production of 2,6-dimethylbenzoquinone |
CN111689844B (zh) * | 2020-07-30 | 2023-06-13 | 能特科技有限公司 | 一种2-甲基-1,4-萘醌新型生产工艺 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1325480A (fr) * | 1962-06-19 | 1963-04-26 | Gen Electric | Procédé de préparation de diphénoquinones 3,3',5,5'-tétra-substituées |
US3210384A (en) * | 1962-11-21 | 1965-10-05 | Gen Electric | Process for the preparation of 3, 3', 5, 5'-tetra-substituted diphenoquinone |
IL39225A (en) * | 1971-05-17 | 1975-07-28 | Sparamedica Ag | Process for the manufacture of methyl substituted p-benzoquinones |
US3870731A (en) * | 1973-09-28 | 1975-03-11 | Goodyear Tire & Rubber | Oxidation of phenols and alkyl substituted phenols to their corresponding para-benzoquinone |
-
1975
- 1975-07-28 US US05/599,643 patent/US3987068A/en not_active Expired - Lifetime
-
1976
- 1976-07-26 CA CA257,741A patent/CA1056843A/en not_active Expired
- 1976-07-27 NL NL7608293A patent/NL7608293A/xx not_active Application Discontinuation
- 1976-07-27 JP JP51088745A patent/JPS5217432A/ja active Granted
- 1976-07-27 DE DE2633670A patent/DE2633670C2/de not_active Expired
- 1976-07-27 GB GB31251/76A patent/GB1511813A/en not_active Expired
- 1976-07-27 IT IT25764/76A patent/IT1062548B/it active
- 1976-07-27 BE BE169259A patent/BE844542A/xx not_active IP Right Cessation
- 1976-07-27 FR FR7622889A patent/FR2319617A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
CA1056843A (en) | 1979-06-19 |
JPS5217432A (en) | 1977-02-09 |
DE2633670A1 (de) | 1977-02-17 |
FR2319617B1 (ko) | 1981-08-07 |
GB1511813A (en) | 1978-05-24 |
JPS6137255B2 (ko) | 1986-08-22 |
NL7608293A (nl) | 1977-02-01 |
FR2319617A1 (fr) | 1977-02-25 |
US3987068A (en) | 1976-10-19 |
IT1062548B (it) | 1984-10-20 |
DE2633670C2 (de) | 1987-03-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: E.I. DU PONT DE NEMOURS AND CY Effective date: 19880731 |