CH507890A - Verfahren zur Herstellung von 4,4'-Bis-(2,6-disubstituierten) Phenolen - Google Patents
Verfahren zur Herstellung von 4,4'-Bis-(2,6-disubstituierten) PhenolenInfo
- Publication number
- CH507890A CH507890A CH887468A CH887468A CH507890A CH 507890 A CH507890 A CH 507890A CH 887468 A CH887468 A CH 887468A CH 887468 A CH887468 A CH 887468A CH 507890 A CH507890 A CH 507890A
- Authority
- CH
- Switzerland
- Prior art keywords
- disubstituted
- phenols
- bis
- preparation
- Prior art date
Links
- -1 (2,6-disubstituted) phenols Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C50/00—Quinones
- C07C50/08—Quinones with polycyclic non-condensed quinoid structure
-
- 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
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
-
- 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
- C07C37/86—Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US55302466A | 1966-05-26 | 1966-05-26 | |
US64761467A | 1967-06-21 | 1967-06-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH507890A true CH507890A (de) | 1971-05-31 |
Family
ID=27070196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH887468A CH507890A (de) | 1966-05-26 | 1968-06-14 | Verfahren zur Herstellung von 4,4'-Bis-(2,6-disubstituierten) Phenolen |
Country Status (5)
Country | Link |
---|---|
US (1) | US3562338A (de) |
CH (1) | CH507890A (de) |
DE (1) | DE1768717B1 (de) |
FR (1) | FR95208E (de) |
GB (2) | GB1133405A (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1318100A (en) * | 1970-08-08 | 1973-05-23 | Ciba Geigy Uk Ltd | Preparation of bisphenols |
US4238627A (en) * | 1978-11-16 | 1980-12-09 | Union Carbide Corporation | Oxidative process for preparing substituted biphenols |
US4205187A (en) * | 1979-01-02 | 1980-05-27 | Union Carbide Corporation | Process for preparing p,p'-biphenol of high purity |
US4180686A (en) * | 1979-01-25 | 1979-12-25 | Conoco, Inc. | Oxidative coupling of alkylphenols |
US4447656A (en) * | 1981-03-09 | 1984-05-08 | The Dow Chemical Company | Solvent system for oxidative coupling process |
US4397785A (en) * | 1981-03-27 | 1983-08-09 | The Dow Chemical Company | Preparation of 3,3'5,5'-tetratertiary butyl diphenoquinone |
US4410736A (en) * | 1981-04-06 | 1983-10-18 | The Dow Chemical Company | Coupling of phenols with diphenoquinones |
US4482754A (en) * | 1983-02-07 | 1984-11-13 | The Dow Chemical Company | Oxidation of biphenols |
DE3322824A1 (de) * | 1983-06-24 | 1985-01-03 | Artikulov, , Konstantin Vjačeslavovič | Verfahren zur herstellung von 4,4'-bis(2,6-ditert.-butyl-phenol) |
US4487978A (en) * | 1983-07-15 | 1984-12-11 | Ici Americas Inc. | High yield process for preparing 4,4'-biphenol and tert-alkylated-alkylbenzenes |
DE3461458D1 (en) * | 1983-07-15 | 1987-01-15 | Ici America Inc | High yield process for preparing 3,3',5,5'-tetraalkyl-4,4'-biphenol |
US4482755A (en) * | 1983-07-15 | 1984-11-13 | Ici Americas Inc. | High yield process for preparing 4,4'-biphenol and para-alkylbenzenes |
US4487977A (en) * | 1983-07-15 | 1984-12-11 | Ici Americas Inc. | High yield process for preparing 3,3',5,5'-tetraalkyl-4,4'-biphenol |
US4613642A (en) * | 1984-12-24 | 1986-09-23 | Ethyl Corporation | Thermally stable phenolic compounds |
US4912155A (en) * | 1987-02-27 | 1990-03-27 | Ethyl Corporation | Antioxidant aromatic fluorophosphites |
JP4519283B2 (ja) * | 2000-07-17 | 2010-08-04 | 独立行政法人産業技術総合研究所 | 新規なフェノール二量体縮合物 |
JP2002030014A (ja) * | 2000-07-17 | 2002-01-29 | National Institute Of Advanced Industrial & Technology | 新規なジフェノールおよびジフェノキノン |
CN103553881B (zh) * | 2013-11-06 | 2015-11-18 | 四川宝利丰科技有限公司 | 联苯二酚类化合物的制备方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2900417A (en) * | 1955-03-21 | 1959-08-18 | Ethyl Corp | 3,3' - diisopropyl - 5,5' - di - tert - butyl-4,4'-dihydroxydiphenyl, its preparation and use |
NL254702A (de) * | 1955-03-21 |
-
1967
- 1967-05-24 GB GB24208/67A patent/GB1133405A/en not_active Expired
- 1967-06-21 US US647614A patent/US3562338A/en not_active Expired - Lifetime
-
1968
- 1968-06-14 CH CH887468A patent/CH507890A/de not_active IP Right Cessation
- 1968-06-19 GB GB29268/68A patent/GB1224380A/en not_active Expired
- 1968-06-21 DE DE19681768717 patent/DE1768717B1/de active Pending
- 1968-06-21 FR FR156147A patent/FR95208E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3562338A (en) | 1971-02-09 |
FR95208E (fr) | 1970-08-07 |
DE1768717B1 (de) | 1972-01-13 |
GB1133405A (en) | 1968-11-13 |
GB1224380A (en) | 1971-03-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |