DK172105B1 - Fremgangsmåde til fremstilling af 2-arylhydroquinoner ved elektrokemisk oxidation - Google Patents
Fremgangsmåde til fremstilling af 2-arylhydroquinoner ved elektrokemisk oxidation Download PDFInfo
- Publication number
- DK172105B1 DK172105B1 DK143289A DK143289A DK172105B1 DK 172105 B1 DK172105 B1 DK 172105B1 DK 143289 A DK143289 A DK 143289A DK 143289 A DK143289 A DK 143289A DK 172105 B1 DK172105 B1 DK 172105B1
- Authority
- DK
- Denmark
- Prior art keywords
- process according
- approx
- carried out
- formula
- aryl
- Prior art date
Links
Classifications
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8819944A IT1233936B (it) | 1988-03-24 | 1988-03-24 | Sintesi elettrochimica di 2 arilidrochinoni. |
IT1994488 | 1988-03-24 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK143289D0 DK143289D0 (da) | 1989-03-22 |
DK143289A DK143289A (da) | 1989-09-25 |
DK172105B1 true DK172105B1 (da) | 1997-10-27 |
Family
ID=11162540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK143289A DK172105B1 (da) | 1988-03-24 | 1989-03-22 | Fremgangsmåde til fremstilling af 2-arylhydroquinoner ved elektrokemisk oxidation |
Country Status (12)
Country | Link |
---|---|
US (1) | US5098531A (de) |
EP (1) | EP0337175B1 (de) |
JP (1) | JP2778978B2 (de) |
AT (1) | ATE89611T1 (de) |
AU (1) | AU614587B2 (de) |
CA (1) | CA1339471C (de) |
DE (1) | DE68906589T2 (de) |
DK (1) | DK172105B1 (de) |
ES (1) | ES2040918T3 (de) |
FI (1) | FI88519C (de) |
IT (1) | IT1233936B (de) |
NO (1) | NO176363C (de) |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE117251C (de) * | 1899-11-09 | |||
US2135368A (en) * | 1934-10-10 | 1938-11-01 | Vagenius Nels Harold | Method of preparing quinone |
US3683034A (en) | 1963-09-27 | 1972-08-08 | Upjohn Co | Process for the preparation of substituted hydroquinones |
US3509031A (en) * | 1968-08-28 | 1970-04-28 | Union Carbide Corp | Electrochemical oxidation of phenol |
DE2108623C3 (de) * | 1971-02-24 | 1979-07-19 | Union Rheinische Braunkohlen Kraftstoff Ag, 5047 Wesseling | Verfahren zur Herstellung von Hydrochinon durch elektrochemische Umwandlung von Benzol |
GB1360904A (en) * | 1972-01-19 | 1974-07-24 | Ici Ltd | Oxidation of aromatic compounds |
DE2360494A1 (de) * | 1973-12-05 | 1975-06-12 | Basf Ag | Verfahren zur herstellung von alkylsubstituierten hydrochinonen |
US3909376A (en) * | 1974-12-04 | 1975-09-30 | Basf Ag | Electrolytic manufacture of alkyl-substituted hydroquinones |
US4061548A (en) * | 1976-06-07 | 1977-12-06 | Eastman Kodak Company | Electrolytic hydroquinone process |
US4159365A (en) * | 1976-11-19 | 1979-06-26 | E. I. Du Pont De Nemours And Company | Polyphenyl-1,4-phenylene terephthalates and fibers therefrom |
US4071429A (en) * | 1976-12-29 | 1978-01-31 | Monsanto Company | Electrolytic flow-cell apparatus and process for effecting sequential electrochemical reaction |
US4689124A (en) * | 1985-09-13 | 1987-08-25 | The Dow Chemical Company | Flow-through electrolytic cell |
-
1988
- 1988-03-24 IT IT8819944A patent/IT1233936B/it active
-
1989
- 1989-03-20 FI FI891301A patent/FI88519C/fi not_active IP Right Cessation
- 1989-03-20 AU AU31519/89A patent/AU614587B2/en not_active Ceased
- 1989-03-21 NO NO891244A patent/NO176363C/no unknown
- 1989-03-22 DK DK143289A patent/DK172105B1/da not_active IP Right Cessation
- 1989-03-23 CA CA000594570A patent/CA1339471C/en not_active Expired - Fee Related
- 1989-03-23 AT AT89105291T patent/ATE89611T1/de not_active IP Right Cessation
- 1989-03-23 DE DE89105291T patent/DE68906589T2/de not_active Expired - Fee Related
- 1989-03-23 ES ES198989105291T patent/ES2040918T3/es not_active Expired - Lifetime
- 1989-03-23 EP EP89105291A patent/EP0337175B1/de not_active Expired - Lifetime
- 1989-03-24 JP JP1073727A patent/JP2778978B2/ja not_active Expired - Lifetime
-
1990
- 1990-11-28 US US07/618,025 patent/US5098531A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH02133590A (ja) | 1990-05-22 |
AU614587B2 (en) | 1991-09-05 |
IT8819944A0 (it) | 1988-03-24 |
CA1339471C (en) | 1997-09-23 |
DE68906589D1 (de) | 1993-06-24 |
DE68906589T2 (de) | 1993-10-07 |
EP0337175B1 (de) | 1993-05-19 |
US5098531A (en) | 1992-03-24 |
FI88519B (fi) | 1993-02-15 |
DK143289A (da) | 1989-09-25 |
NO891244L (no) | 1989-09-25 |
NO891244D0 (no) | 1989-03-21 |
IT1233936B (it) | 1992-04-22 |
ATE89611T1 (de) | 1993-06-15 |
AU3151989A (en) | 1989-09-28 |
DK143289D0 (da) | 1989-03-22 |
EP0337175A1 (de) | 1989-10-18 |
FI891301A0 (fi) | 1989-03-20 |
ES2040918T3 (es) | 1993-11-01 |
FI891301A (fi) | 1989-09-25 |
FI88519C (fi) | 1993-05-25 |
JP2778978B2 (ja) | 1998-07-23 |
NO176363C (no) | 1995-03-22 |
NO176363B (no) | 1994-12-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B1 | Patent granted (law 1993) | ||
PBP | Patent lapsed |