DE3663657D1 - Process for the preparation of fluorinated aromatic compounds - Google Patents
Process for the preparation of fluorinated aromatic compoundsInfo
- Publication number
- DE3663657D1 DE3663657D1 DE8686420197T DE3663657T DE3663657D1 DE 3663657 D1 DE3663657 D1 DE 3663657D1 DE 8686420197 T DE8686420197 T DE 8686420197T DE 3663657 T DE3663657 T DE 3663657T DE 3663657 D1 DE3663657 D1 DE 3663657D1
- Authority
- DE
- Germany
- Prior art keywords
- sodium fluoride
- stage
- subjected
- thermal decomposition
- diazotization
- 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
- 150000001491 aromatic compounds Chemical class 0.000 title 1
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 abstract 10
- 235000013024 sodium fluoride Nutrition 0.000 abstract 5
- 239000011775 sodium fluoride Substances 0.000 abstract 5
- 238000006193 diazotization reaction Methods 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 abstract 2
- 238000005979 thermal decomposition reaction Methods 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000010908 decantation Methods 0.000 abstract 1
- 239000012954 diazonium Substances 0.000 abstract 1
- 150000001989 diazonium salts Chemical class 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 235000010288 sodium nitrite Nutrition 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B39/00—Halogenation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8511435A FR2586247B1 (fr) | 1985-08-19 | 1985-08-19 | Procede de preparation de composes aromatiques fluores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3663657D1 true DE3663657D1 (en) | 1989-07-06 |
Family
ID=9321664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8686420197T Expired DE3663657D1 (en) | 1985-08-19 | 1986-07-18 | Process for the preparation of fluorinated aromatic compounds |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0214068B1 (enExample) |
| JP (1) | JPS6245545A (enExample) |
| AT (1) | ATE43572T1 (enExample) |
| CA (1) | CA1263966A (enExample) |
| DE (1) | DE3663657D1 (enExample) |
| FR (1) | FR2586247B1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3887516T2 (de) * | 1987-04-06 | 1994-05-11 | Mallinckrodt Inc | Verfahren zur herstellung aromatischer fluoride. |
| US4886920A (en) * | 1987-04-06 | 1989-12-12 | Mallinckrodt, Inc. | Process for preparing aromatic fluorides |
| US5032371A (en) * | 1989-02-27 | 1991-07-16 | Mallinckrodt Specialty Chemicals Co. | Process for the continuous recovery of hydrogen fluoride gas |
| JPH04298743A (ja) * | 1990-11-27 | 1992-10-22 | Fuji Photo Film Co Ltd | ハロゲン化銀カラー写真感光材料 |
| WO2006084663A1 (en) * | 2005-02-09 | 2006-08-17 | Syngenta Participations Ag | Process for the preparation of intermediates |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2939766A (en) * | 1957-07-01 | 1960-06-07 | Olin Mathieson | Method of producing hydrogen fluoride |
-
1985
- 1985-08-19 FR FR8511435A patent/FR2586247B1/fr not_active Expired
-
1986
- 1986-07-18 AT AT86420197T patent/ATE43572T1/de active
- 1986-07-18 EP EP86420197A patent/EP0214068B1/fr not_active Expired
- 1986-07-18 DE DE8686420197T patent/DE3663657D1/de not_active Expired
- 1986-08-14 JP JP61189713A patent/JPS6245545A/ja active Granted
- 1986-08-18 CA CA000516197A patent/CA1263966A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1263966A (fr) | 1989-12-19 |
| FR2586247A1 (fr) | 1987-02-20 |
| FR2586247B1 (fr) | 1987-11-20 |
| JPH0115487B2 (enExample) | 1989-03-17 |
| EP0214068A1 (fr) | 1987-03-11 |
| JPS6245545A (ja) | 1987-02-27 |
| ATE43572T1 (de) | 1989-06-15 |
| EP0214068B1 (fr) | 1989-05-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8339 | Ceased/non-payment of the annual fee |