GB1329483A - Preparation of hydroquinone - Google Patents
Preparation of hydroquinoneInfo
- Publication number
- GB1329483A GB1329483A GB2659271*A GB2659271A GB1329483A GB 1329483 A GB1329483 A GB 1329483A GB 2659271 A GB2659271 A GB 2659271A GB 1329483 A GB1329483 A GB 1329483A
- Authority
- GB
- United Kingdom
- Prior art keywords
- hydroquinone
- electrolysed
- until
- volts
- april
- 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
Links
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 title abstract 14
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 3
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 2
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical class Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 abstract 2
- 239000000243 solution Substances 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract 1
- 229910052753 mercury Inorganic materials 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 239000011269 tar Substances 0.000 abstract 1
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
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring monocyclic with no unsaturation outside the aromatic ring
- C07C39/08—Dihydroxy benzenes; Alkylated derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B3/00—Electrolytic production of organic compounds
- C25B3/20—Processes
- C25B3/23—Oxidation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2692470A | 1970-04-09 | 1970-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1329483A true GB1329483A (en) | 1973-09-12 |
Family
ID=21834581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2659271*A Expired GB1329483A (en) | 1970-04-09 | 1971-04-19 | Preparation of hydroquinone |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3663381A (enrdf_load_stackoverflow) |
| JP (1) | JPS5136255B1 (enrdf_load_stackoverflow) |
| BE (1) | BE765476A (enrdf_load_stackoverflow) |
| CA (1) | CA926809A (enrdf_load_stackoverflow) |
| DE (1) | DE2117750C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2089395A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1329483A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4035253A (en) * | 1976-06-01 | 1977-07-12 | Eastman Kodak Company | Electrolytic oxidation of phenol at lead-thallium anodes |
| US4689124A (en) * | 1985-09-13 | 1987-08-25 | The Dow Chemical Company | Flow-through electrolytic cell |
| US4624758A (en) * | 1986-01-06 | 1986-11-25 | The Dow Chemical Company | Electrocatalytic method for producing dihydroxybenzophenones |
| US4624759A (en) * | 1986-01-06 | 1986-11-25 | The Dow Chemical Company | Electrolytic method for producing quinone methides |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2130151A (en) * | 1933-12-16 | 1938-09-13 | Palfreeman Herbert | Production of quinone and hydroquinone |
| US2135368A (en) * | 1934-10-10 | 1938-11-01 | Vagenius Nels Harold | Method of preparing quinone |
| US3509031A (en) * | 1968-08-28 | 1970-04-28 | Union Carbide Corp | Electrochemical oxidation of phenol |
| US3708744A (en) * | 1971-08-18 | 1973-01-02 | Westinghouse Electric Corp | Regulating and filtering transformer |
-
1970
- 1970-04-09 US US26924A patent/US3663381A/en not_active Expired - Lifetime
-
1971
- 1971-03-16 CA CA107823A patent/CA926809A/en not_active Expired
- 1971-04-08 BE BE765476A patent/BE765476A/xx unknown
- 1971-04-08 JP JP46021470A patent/JPS5136255B1/ja active Pending
- 1971-04-08 FR FR7112485A patent/FR2089395A5/fr not_active Expired
- 1971-04-10 DE DE2117750A patent/DE2117750C3/de not_active Expired
- 1971-04-19 GB GB2659271*A patent/GB1329483A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE765476A (fr) | 1971-10-08 |
| US3663381A (en) | 1972-05-16 |
| FR2089395A5 (enrdf_load_stackoverflow) | 1972-01-07 |
| JPS5136255B1 (enrdf_load_stackoverflow) | 1976-10-07 |
| CA926809A (en) | 1973-05-22 |
| DE2117750B2 (de) | 1975-02-13 |
| DE2117750C3 (de) | 1975-09-25 |
| DE2117750A1 (enrdf_load_stackoverflow) | 1971-10-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |