DE2401743A1 - Verfahren zur herstellung von trimethylhydrochinon - Google Patents
Verfahren zur herstellung von trimethylhydrochinonInfo
- Publication number
- DE2401743A1 DE2401743A1 DE2401743A DE2401743A DE2401743A1 DE 2401743 A1 DE2401743 A1 DE 2401743A1 DE 2401743 A DE2401743 A DE 2401743A DE 2401743 A DE2401743 A DE 2401743A DE 2401743 A1 DE2401743 A1 DE 2401743A1
- Authority
- DE
- Germany
- Prior art keywords
- manganese dioxide
- oxidation
- trimethylphenol
- acetic acid
- manganese
- 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.)
- Pending
Links
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
- 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
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 |
|---|---|---|---|
| FR7301302A FR2213927B1 (OSRAM) | 1973-01-15 | 1973-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2401743A1 true DE2401743A1 (de) | 1974-07-18 |
Family
ID=9113300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2401743A Pending DE2401743A1 (de) | 1973-01-15 | 1974-01-15 | Verfahren zur herstellung von trimethylhydrochinon |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3927045A (OSRAM) |
| JP (1) | JPS49108032A (OSRAM) |
| BE (1) | BE809721A (OSRAM) |
| CH (1) | CH579522A5 (OSRAM) |
| DE (1) | DE2401743A1 (OSRAM) |
| FR (1) | FR2213927B1 (OSRAM) |
| GB (1) | GB1429155A (OSRAM) |
| IT (1) | IT1003406B (OSRAM) |
| NL (1) | NL7400191A (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2706842C2 (de) * | 1976-02-19 | 1985-10-24 | Shell Internationale Research Maatschappij B.V., Den Haag | Verfahren zur Herstellung von 2,3,5-Trimethylhydrochinon |
| CA1192915A (en) * | 1982-04-29 | 1985-09-03 | Chao-Yang Hsu | Production of hydroquinone |
| FR3156454A1 (fr) | 2023-12-06 | 2025-06-13 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Réacteur d’électrolyse ou de co-électrolyse (SOEC) ou pile à combustible (SOFC) à empilement de cellules électrochimiques intégrant des éléments de renfort mécanique à rigidité variable avec la température. |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2259936A (en) * | 1937-07-30 | 1941-10-21 | Merck & Co Inc | Process of preparing durohydroquinone |
| US3499011A (en) * | 1966-07-18 | 1970-03-03 | Trans American Chem Co Inc | Production of quinone and hydroquinone |
| DE1932362A1 (de) * | 1969-06-26 | 1971-01-07 | Ruetgerswerke Ag | Verfahren zur Herstellung von 2,3,6-Trimethylhydrochinon |
| US3723541A (en) * | 1970-08-05 | 1973-03-27 | Basf Ag | Manufacture of trimethyl hydroquinone |
| US3700701A (en) * | 1971-06-10 | 1972-10-24 | Eastman Kodak Co | Preparation of benzoquinones by oxidation of para-substituted phenols |
| DE2250066C3 (de) * | 1971-11-05 | 1979-04-05 | Kuraray Co., Ltd., Kurashiki, Okayama (Japan) | Verfahren zur Herstellung von 233-Trimethylhydrochinon durch katalytische Hydrierung von 233-Trimethylbenzochinon |
| JPS5442964B2 (OSRAM) * | 1972-03-03 | 1979-12-17 |
-
1973
- 1973-01-15 FR FR7301302A patent/FR2213927B1/fr not_active Expired
-
1974
- 1974-01-07 NL NL7400191A patent/NL7400191A/xx unknown
- 1974-01-11 JP JP49006517A patent/JPS49108032A/ja active Pending
- 1974-01-14 BE BE139789A patent/BE809721A/xx unknown
- 1974-01-14 CH CH45974A patent/CH579522A5/xx not_active IP Right Cessation
- 1974-01-14 GB GB170574A patent/GB1429155A/en not_active Expired
- 1974-01-14 US US432984A patent/US3927045A/en not_active Expired - Lifetime
- 1974-01-15 IT IT19442/74A patent/IT1003406B/it active
- 1974-01-15 DE DE2401743A patent/DE2401743A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1429155A (en) | 1976-03-24 |
| US3927045A (en) | 1975-12-16 |
| CH579522A5 (OSRAM) | 1976-09-15 |
| JPS49108032A (OSRAM) | 1974-10-14 |
| BE809721A (fr) | 1974-07-15 |
| IT1003406B (it) | 1976-06-10 |
| FR2213927B1 (OSRAM) | 1977-07-22 |
| NL7400191A (OSRAM) | 1974-07-17 |
| FR2213927A1 (OSRAM) | 1974-08-09 |
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