CA919707A - Process for preparing catechol and hydroquinone - Google Patents
Process for preparing catechol and hydroquinoneInfo
- Publication number
- CA919707A CA919707A CA129209A CA129209A CA919707A CA 919707 A CA919707 A CA 919707A CA 129209 A CA129209 A CA 129209A CA 129209 A CA129209 A CA 129209A CA 919707 A CA919707 A CA 919707A
- Authority
- CA
- Canada
- Prior art keywords
- hydroquinone
- preparing catechol
- catechol
- preparing
- 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
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
- C07C37/60—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of other oxidants than molecular oxygen or their mixtures with molecular oxygen
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45128153A JPS5111104B1 (en) | 1970-12-29 | 1970-12-29 | |
| JP2107571 | 1971-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA919707A true CA919707A (en) | 1973-01-23 |
Family
ID=26358093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA129209A Expired CA919707A (en) | 1970-12-29 | 1971-12-03 | Process for preparing catechol and hydroquinone |
Country Status (7)
| Country | Link |
|---|---|
| CA (1) | CA919707A (en) |
| CH (1) | CH557313A (en) |
| DE (1) | DE2162552A1 (en) |
| FR (1) | FR2121000A5 (en) |
| GB (1) | GB1332420A (en) |
| IT (1) | IT943314B (en) |
| NL (1) | NL7117941A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4530963A (en) * | 1982-08-20 | 1985-07-23 | Devoe-Holbein International, N.V. | Insoluble chelating compositions |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1448357A (en) * | 1974-04-04 | 1976-09-08 | Ube Industries | Process for preparing dihydric phenol derivatives |
| GB1448358A (en) * | 1974-04-04 | 1976-09-08 | Ube Industries | Process for preparint dihydric phenol derivatives |
| IT1195029B (en) * | 1980-09-09 | 1988-09-28 | Anic Spa | PROCEDURE FOR THE OXIDRILATION OF AROMATIC HYDROCARBONS |
| US4588845A (en) * | 1983-07-18 | 1986-05-13 | Fmc Corporation | Oxidation of unsaturated organic compounds with hydrogen peroxide |
| FR2643633B1 (en) * | 1989-02-28 | 1991-05-10 | Rhone Poulenc Chimie | PROCESS FOR HYDROXYLATION OF PHENOLS AND PHENOL ETHERS |
| FR2744720B1 (en) * | 1996-02-09 | 1998-04-10 | Rhone Poulenc Chimie | PROCESS FOR HYDROXYLATION OF PHENOLIC COMPOUNDS |
| CN1053389C (en) * | 1996-05-29 | 2000-06-14 | 吉林大学 | Micro-porous resin encased nm-particle catalyst for synthesizing benzenediol by hydroxylation of phenol with hydrogen peroxide |
| WO2006038893A1 (en) * | 2004-10-06 | 2006-04-13 | Agency For Science, Technology And Research | Oxidation of phenolic compound with hydrogen peroxide generated in the presence of the phenolic compound |
| FR2905374B1 (en) | 2006-09-04 | 2008-11-14 | Rhodia Recherches & Tech | PROCESS FOR THE PREPARATION OF HIGH PURITY HYDROQUINONE |
| FR2925489B1 (en) | 2007-12-19 | 2010-02-05 | Rhodia Operations | PROCESS FOR THE PREPARATION OF PURIFIED PYROCATECHOL |
-
1971
- 1971-12-03 CA CA129209A patent/CA919707A/en not_active Expired
- 1971-12-10 GB GB5750471A patent/GB1332420A/en not_active Expired
- 1971-12-13 CH CH1817571A patent/CH557313A/en not_active IP Right Cessation
- 1971-12-16 DE DE19712162552 patent/DE2162552A1/en active Pending
- 1971-12-21 IT IT7116871A patent/IT943314B/en active
- 1971-12-28 FR FR7147072A patent/FR2121000A5/fr not_active Expired
- 1971-12-28 NL NL7117941A patent/NL7117941A/xx unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4530963A (en) * | 1982-08-20 | 1985-07-23 | Devoe-Holbein International, N.V. | Insoluble chelating compositions |
| US4585559A (en) * | 1982-08-20 | 1986-04-29 | Devoe-Holbein International, N.V. | Insoluble chelating compositions |
| US4626416A (en) * | 1982-08-20 | 1986-12-02 | Devoe-Holbein International, N.V. | Insoluble chelating compositions |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2121000A5 (en) | 1972-08-18 |
| CH557313A (en) | 1974-12-31 |
| DE2162552A1 (en) | 1972-08-03 |
| NL7117941A (en) | 1972-07-03 |
| GB1332420A (en) | 1973-10-03 |
| IT943314B (en) | 1973-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA949907A (en) | Brewing process and apparatus | |
| CA949824A (en) | Development apparatus and process | |
| CA934233A (en) | Development apparatus and process | |
| CA919707A (en) | Process for preparing catechol and hydroquinone | |
| CA942743A (en) | Process for producing 6-methylenetetracyclines and 6-deoxytetracyclines | |
| CA919708A (en) | Process for preparing catechol and hydroquinone | |
| CA956317A (en) | Pyridyl-methoxyamines and process for preparing same | |
| CA944355A (en) | N-vinyl-quinolones and process for their preparation | |
| AU467475B2 (en) | New ii-alkoxy steroids and process for preparing them | |
| CA833568A (en) | Benzenesulfonyl-ureas and process for preparing them | |
| CA848450A (en) | Benzenesulfonyl-ureas and process for preparing them | |
| CA853704A (en) | Benzenesulfonyl-ureas and process for preparing them | |
| CA849569A (en) | Benzenesulfonyl-ureas and process for preparing them | |
| CA849547A (en) | Benzenesulfonyl-ureas and process for preparing them | |
| CA849523A (en) | 3-aminoacylamino-thiophens and process for preparing them | |
| CA832007A (en) | Benzenesulfonyl-ureas and process for preparing them | |
| CA845714A (en) | Benzenesulfonyl-ureas and process for preparing them | |
| CA948417A (en) | Process and apparatus for preparing radioactive material | |
| CA962020A (en) | Thermoforming process and apparatus | |
| AU2877371A (en) | New carbanyloxyquinolne and process for its preparation | |
| CA855693A (en) | Azophthalocyanine dyestuffs and process for preparing them | |
| CA835393A (en) | 4-hydroxy-quinolines and process for preparing same | |
| CA857880A (en) | Cycloheptadienes and process for preparing same | |
| CA845169A (en) | Fluoroperhaloisopropoxy methyl ethers and process for preparing them | |
| CA846866A (en) | Halogenoalkyl-polyglycol ethers and process for preparing them |