NL7704056A - Werkwijze voor de ortho-alkylering van fenolen. - Google Patents
Werkwijze voor de ortho-alkylering van fenolen.Info
- Publication number
- NL7704056A NL7704056A NL7704056A NL7704056A NL7704056A NL 7704056 A NL7704056 A NL 7704056A NL 7704056 A NL7704056 A NL 7704056A NL 7704056 A NL7704056 A NL 7704056A NL 7704056 A NL7704056 A NL 7704056A
- Authority
- NL
- Netherlands
- Prior art keywords
- alkylation
- ortho
- phenols
- Prior art date
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
- C07C37/11—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
- C07C37/16—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 by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (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 |
---|---|---|---|
US05/676,502 US4085150A (en) | 1976-04-13 | 1976-04-13 | Process for the ortho alkylation of phenols in the presence of a copper-zinc-aluminum mixed oxide catalyst |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7704056A true NL7704056A (nl) | 1977-10-17 |
Family
ID=24714785
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7704056A NL7704056A (nl) | 1976-04-13 | 1977-04-13 | Werkwijze voor de ortho-alkylering van fenolen. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4085150A (ja) |
JP (1) | JPS52125135A (ja) |
AU (1) | AU508790B2 (ja) |
BR (1) | BR7702297A (ja) |
DE (1) | DE2716034A1 (ja) |
FR (1) | FR2348177A1 (ja) |
GB (1) | GB1529415A (ja) |
NL (1) | NL7704056A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4568784A (en) * | 1985-02-19 | 1986-02-04 | Phillips Petroleum Company | Preparation of polymethylbenzenes |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4554266A (en) * | 1983-06-03 | 1985-11-19 | General Electric Company | Copper-magnesium catalyst and method for alkylation of hydroxyaromatic compounds therewith |
JPS60130541A (ja) * | 1983-12-15 | 1985-07-12 | Sumitomo Chem Co Ltd | メチルフエノ−ルの製造方法 |
US4847429A (en) * | 1987-08-03 | 1989-07-11 | Eastman Kodak Company | Synthesis of phenylhydroquinones |
US5097079A (en) * | 1987-11-30 | 1992-03-17 | General Electric Company | Zinc-containing ortho-alkylation catalyst precursor and catalyst, and process of use in alkylation of phenols |
US6897175B2 (en) * | 2001-10-09 | 2005-05-24 | General Electric | Catalyst and method for the alkylation of hydroxyaromatic compounds |
US7081432B2 (en) * | 2003-07-10 | 2006-07-25 | General Electric Company | Alkylation catalyst and method for making alkylated phenols |
US7087705B2 (en) * | 2004-03-31 | 2006-08-08 | General Electric Company | Process for the monoalkylation of dihydroxy aromatic compounds |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH122464A (de) * | 1925-03-10 | 1927-09-16 | Hermann Dr Hirzel | Verfahren zur Darstellung von n-Hexylresorcin. |
US2448942A (en) * | 1944-05-09 | 1948-09-07 | Shell Dev | Alkylation of phenolic compounds |
FR1063991A (fr) * | 1951-10-01 | 1954-05-10 | Ici Ltd | Fabrication des phénols |
US2793239A (en) * | 1955-03-14 | 1957-05-21 | California Research Corp | Alkylation of aromatic compounds |
FR1459648A (fr) * | 1965-01-07 | 1966-11-18 | Union Rheinische Braunkohlen | Procédé de préparation de phénols alkylés en position 2 - ou 2, 6 |
US3716589A (en) * | 1968-11-27 | 1973-02-13 | Agency Ind Science Techn | Process for the synthesis of 2,6-dimethylphenols |
DE1915877A1 (de) * | 1969-03-28 | 1970-10-15 | Koppers Co Inc | Verfahren zur Herstellung von hochgradig reinem 2,6-Dimethylphenol |
-
1976
- 1976-04-13 US US05/676,502 patent/US4085150A/en not_active Expired - Lifetime
-
1977
- 1977-03-31 GB GB13723/77A patent/GB1529415A/en not_active Expired
- 1977-04-07 AU AU24101/77A patent/AU508790B2/en not_active Expired
- 1977-04-09 DE DE19772716034 patent/DE2716034A1/de not_active Withdrawn
- 1977-04-11 BR BR7702297A patent/BR7702297A/pt unknown
- 1977-04-12 JP JP4245377A patent/JPS52125135A/ja active Granted
- 1977-04-13 NL NL7704056A patent/NL7704056A/xx not_active Application Discontinuation
- 1977-04-13 FR FR7711067A patent/FR2348177A1/fr not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4568784A (en) * | 1985-02-19 | 1986-02-04 | Phillips Petroleum Company | Preparation of polymethylbenzenes |
Also Published As
Publication number | Publication date |
---|---|
JPS6113450B2 (ja) | 1986-04-14 |
DE2716034A1 (de) | 1977-11-03 |
GB1529415A (en) | 1978-10-18 |
FR2348177A1 (fr) | 1977-11-10 |
JPS52125135A (en) | 1977-10-20 |
AU508790B2 (en) | 1980-04-03 |
US4085150A (en) | 1978-04-18 |
BR7702297A (pt) | 1978-05-09 |
AU2410177A (en) | 1978-10-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |