GB2178425B - Process for the preparation of decabromodiphenyl ether - Google Patents
Process for the preparation of decabromodiphenyl etherInfo
- Publication number
- GB2178425B GB2178425B GB8616121A GB8616121A GB2178425B GB 2178425 B GB2178425 B GB 2178425B GB 8616121 A GB8616121 A GB 8616121A GB 8616121 A GB8616121 A GB 8616121A GB 2178425 B GB2178425 B GB 2178425B
- Authority
- GB
- United Kingdom
- Prior art keywords
- preparation
- decabromodiphenyl ether
- ether
- decabromodiphenyl
- refluxing
- 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
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/22—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of halogens; by substitution of halogen atoms by other halogen atoms
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)
Abstract
Decabromodiphenyl ether is prepared by brominating diphenyl ether, in an organic solvent medium, in the presence of a bromination catalyst at room temperature, then refluxing the reaction mixture.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB878719509A GB8719509D0 (en) | 1986-07-02 | 1987-08-18 | Aeration device for liquids |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8510160A FR2584395B1 (en) | 1985-07-03 | 1985-07-03 | PROCESS FOR THE PREPARATION OF DECABROMODIPHENYLETHER |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8616121D0 GB8616121D0 (en) | 1986-08-06 |
GB2178425A GB2178425A (en) | 1987-02-11 |
GB2178425B true GB2178425B (en) | 1989-07-12 |
Family
ID=9320926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8616121A Expired GB2178425B (en) | 1985-07-03 | 1986-07-02 | Process for the preparation of decabromodiphenyl ether |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS6210033A (en) |
BE (1) | BE905037A (en) |
CH (1) | CH666680A5 (en) |
DE (1) | DE3622236A1 (en) |
ES (1) | ES2000450A6 (en) |
FR (1) | FR2584395B1 (en) |
GB (1) | GB2178425B (en) |
IL (1) | IL79284A0 (en) |
IT (1) | IT1190650B (en) |
NL (1) | NL8601647A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL80391A (en) * | 1986-10-22 | 1992-03-29 | Bromine Compounds Ltd | Process for the preparation of decabromodiphenyl ether with improved thermal stability |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1472383A (en) * | 1976-01-23 | 1977-05-04 | Isc Chem Ltd | Bromination of diphenyl oxide |
GB1519273A (en) * | 1976-03-08 | 1978-07-26 | Ferro Corp | Process for polybrominating bisphenoxy alkanes |
EP0126569A1 (en) * | 1983-05-19 | 1984-11-28 | Ethyl Corporation | Bromination process for preparing decabromodiphenyl ether from diphenyl ether |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL298701A (en) * | 1962-10-06 | |||
US3760003A (en) * | 1970-10-02 | 1973-09-18 | Dow Chemical Co | Halogenated polyphenyl ethers |
JPS5239638A (en) * | 1975-08-25 | 1977-03-28 | Toyo Soda Mfg Co Ltd | Process for preparation of decabromobiphenylether |
JPS53116333A (en) * | 1977-03-22 | 1978-10-11 | Toyo Soda Mfg Co Ltd | Preparation of colorless decabromodiphenylether |
FR2505821B1 (en) * | 1981-05-12 | 1986-02-14 | Great Lakes Chemical Corp | METHOD FOR PERBROMATING HIGH-TEMPERATURE PHENOL AND DIPHENYL ETHER, USING BROMINE AS A REACTION MEDIUM |
JPS57200322A (en) * | 1981-05-27 | 1982-12-08 | Great Lakes Chemical Corp | Perbromination of phenol and diphenyl ether carrying out under rising temperature as reactive medium of bromine |
-
1985
- 1985-07-03 FR FR8510160A patent/FR2584395B1/en not_active Expired
-
1986
- 1986-06-24 NL NL8601647A patent/NL8601647A/en not_active Application Discontinuation
- 1986-06-27 IT IT20960/86A patent/IT1190650B/en active
- 1986-06-30 IL IL79284A patent/IL79284A0/en unknown
- 1986-07-02 BE BE0/216865A patent/BE905037A/en not_active IP Right Cessation
- 1986-07-02 DE DE19863622236 patent/DE3622236A1/en not_active Withdrawn
- 1986-07-02 GB GB8616121A patent/GB2178425B/en not_active Expired
- 1986-07-03 CH CH2693/86A patent/CH666680A5/en not_active IP Right Cessation
- 1986-07-03 ES ES8600099A patent/ES2000450A6/en not_active Expired
- 1986-07-03 JP JP61157142A patent/JPS6210033A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1472383A (en) * | 1976-01-23 | 1977-05-04 | Isc Chem Ltd | Bromination of diphenyl oxide |
GB1519273A (en) * | 1976-03-08 | 1978-07-26 | Ferro Corp | Process for polybrominating bisphenoxy alkanes |
EP0126569A1 (en) * | 1983-05-19 | 1984-11-28 | Ethyl Corporation | Bromination process for preparing decabromodiphenyl ether from diphenyl ether |
Also Published As
Publication number | Publication date |
---|---|
IL79284A0 (en) | 1986-09-30 |
IT8620960A1 (en) | 1987-12-27 |
GB8616121D0 (en) | 1986-08-06 |
FR2584395B1 (en) | 1987-09-25 |
BE905037A (en) | 1987-01-02 |
JPS6210033A (en) | 1987-01-19 |
ES2000450A6 (en) | 1988-03-01 |
CH666680A5 (en) | 1988-08-15 |
FR2584395A1 (en) | 1987-01-09 |
IT8620960A0 (en) | 1986-06-27 |
IT1190650B (en) | 1988-02-16 |
GB2178425A (en) | 1987-02-11 |
NL8601647A (en) | 1987-02-02 |
DE3622236A1 (en) | 1987-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |