JPS53147036A - Process for preparing fluorobenzole - Google Patents
Process for preparing fluorobenzoleInfo
- Publication number
- JPS53147036A JPS53147036A JP6342978A JP6342978A JPS53147036A JP S53147036 A JPS53147036 A JP S53147036A JP 6342978 A JP6342978 A JP 6342978A JP 6342978 A JP6342978 A JP 6342978A JP S53147036 A JPS53147036 A JP S53147036A
- Authority
- JP
- Japan
- Prior art keywords
- fluorobenzole
- preparing
- preparing fluorobenzole
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772724367 DE2724367C2 (de) | 1977-05-28 | 1977-05-28 | Verfahren zur Herstellung von Nitrofluorbenzolen |
DE19772724366 DE2724366A1 (de) | 1977-05-28 | 1977-05-28 | Verfahren zur herstellung von m-nitrofluorbenzolen und m-cyanfluorbenzolen |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53147036A true JPS53147036A (en) | 1978-12-21 |
Family
ID=25772074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6342978A Pending JPS53147036A (en) | 1977-05-28 | 1978-05-29 | Process for preparing fluorobenzole |
Country Status (5)
Country | Link |
---|---|
US (1) | US4229365A (ja) |
JP (1) | JPS53147036A (ja) |
CH (1) | CH633519A5 (ja) |
FR (1) | FR2391990A1 (ja) |
GB (1) | GB1602766A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6144831A (ja) * | 1984-08-10 | 1986-03-04 | Nippon Shokubai Kagaku Kogyo Co Ltd | フツ素化ベンゼン類の製造法 |
JPH01125360A (ja) * | 1987-11-11 | 1989-05-17 | Idemitsu Kosan Co Ltd | ジハロゲン化ベンゾニトリルの精製方法 |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2938939A1 (de) * | 1978-10-05 | 1980-04-17 | Boots Co Ltd | Verfahren zur herstellung von fluornitrobenzolen |
FR2490634A1 (fr) * | 1980-09-25 | 1982-03-26 | Rhone Poulenc Ind | Procede de preparation de fluorobenzonitriles |
US4418229A (en) * | 1981-04-15 | 1983-11-29 | Mallinckrodt, Inc. | Method for producing fluoronitrobenzene compounds |
EP0120575B1 (en) * | 1983-02-18 | 1989-06-14 | Nippon Shokubai Kagaku Kogyo Co., Ltd | Organic fluorine compounds |
DE3400418A1 (de) * | 1984-01-07 | 1985-07-18 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung fluorsubstituierter aromatischer verbindungen |
US4642399A (en) * | 1984-11-29 | 1987-02-10 | Mallinckrodt, Inc. | Method for producing fluoronitrobenzene compounds |
US4642398A (en) * | 1986-01-06 | 1987-02-10 | Mallinckrodt, Inc. | Preparation of fluoronitrobenzene compounds in dispersion of potassium fluoride |
DE3681919D1 (de) * | 1986-01-06 | 1991-11-14 | Mallinckrodt Speciality Chemic | Katalytisches verfahren zur herstellung von fluoraromatischen verbindungen mittels verzweigter alkylpyridiniumsalze. |
EP0253838B1 (en) * | 1986-01-06 | 1991-08-21 | Mallinckrodt Specialty Chemicals Company | Catalytic method for producing fluoroaromatic compounds using n-sec-alkyl pyridinium salts |
US4849552A (en) * | 1986-01-06 | 1989-07-18 | Mallinckrodt, Inc. | Preparation of fluoroaromatic compounds in dispersion of potassium fluoride |
US4973772A (en) * | 1987-02-07 | 1990-11-27 | Mallinckrodt, Inc. | Catalytic method for producing fluoroarmatic compounds using substituted pyridinium salts |
DE3827436A1 (de) * | 1988-08-12 | 1990-02-15 | Bayer Ag | Verfahren zum einfuehren von fluoratomen an aromatische kerne durch nucleophilen austausch |
US4937397A (en) * | 1988-11-28 | 1990-06-26 | The Dow Chemical Company | Preparation of halofluorobenzenes |
CA2003919C (en) * | 1988-11-28 | 2000-01-18 | R. Garth Pews | Preparation of difluorobenzenes containing electron withdrawing substitutents |
US5041674A (en) * | 1990-06-14 | 1991-08-20 | Dowelanco | Process and intermediates for the preparation of 2,6-difluoroaniline |
EP0467742A1 (fr) * | 1990-07-16 | 1992-01-22 | Rhone-Poulenc Chimie | Procédé de synthèse de dérivés fluorés |
FR2664589B1 (fr) * | 1990-07-16 | 1993-08-20 | Rhone Poulenc Chimie | Procede et reactif pour la synthese de derives fluores aryliques. |
US5153350A (en) * | 1991-05-16 | 1992-10-06 | Braish Tamim F | Process for preparing 3,4,6-trifluorophithalonitrile |
DE69207133T2 (de) * | 1991-09-21 | 1996-06-27 | Hoechst Ag | Verfahren zur Herstellung von Chlor- oder Fluorbenzolverbindungen durch selektive nucleophile Fluordenitrierung |
DE59401358D1 (de) * | 1993-01-23 | 1997-02-06 | Hoechst Ag | 2,3-Difluor-6-nitrobenzonitril und 2-Chlor-5,6-difluorbenzonitril, Verfahren zu deren Herstellung und ihre Verwendung zur Herstellung von 2,3,6-Trifluorbenzoesäure |
DE4324367A1 (de) * | 1993-07-21 | 1995-01-26 | Hoechst Ag | Verfahren zur Herstellung von Fluornitrobenzolen |
DE4324365A1 (de) * | 1993-07-21 | 1995-01-26 | Hoechst Ag | Verfahren zur Herstellung von mehrfach fluorierten Nitrobenzolen |
DE4426133A1 (de) * | 1994-07-22 | 1996-01-25 | Bayer Ag | Verfahren zur Herstellung von aromatischen fluorierten Verbindungen und neue Diamide |
US5502235A (en) * | 1994-12-28 | 1996-03-26 | Dowelanco | Solventless process for making 2,6 difluorobenzonitrile |
US5824827A (en) * | 1996-11-22 | 1998-10-20 | Albemarle Corporation | Halogen exchange reactions |
WO1998022413A1 (en) | 1996-11-22 | 1998-05-28 | Albemarle Corporation | Halogen exchange reactions and uses thereof |
US5789631A (en) * | 1996-11-25 | 1998-08-04 | Albemarle Corporation | Production of perhalobenzenes |
US5965781A (en) * | 1997-11-21 | 1999-10-12 | Albemarle Corporation | Catalysis in halogen exchange reactions |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3064058A (en) * | 1961-04-07 | 1962-11-13 | Nepera Chemical Co Inc | Method of preparing fluorinated compounds |
US3240824A (en) * | 1965-01-28 | 1966-03-15 | Olin Mathieson | Process for preparing fluoronitrobenzenes |
GB1360327A (en) * | 1972-11-13 | 1974-07-17 | Daikin Ind Ltd | Process for the nuclear fluorination of a compound having a benzene ring |
GB1469700A (en) * | 1974-06-25 | 1977-04-06 | Isc Chem Ltd | Process for the production of 2-fluoronitrobenzene |
JPS516940A (ja) * | 1974-07-04 | 1976-01-20 | Kogyo Gijutsuin | |
US4069262A (en) * | 1977-03-07 | 1978-01-17 | E. I. Du Pont De Nemours And Company | Preparation of 2-fluoronitrobenzene |
-
1978
- 1978-05-22 US US05/907,912 patent/US4229365A/en not_active Expired - Lifetime
- 1978-05-24 GB GB21774/78A patent/GB1602766A/en not_active Expired
- 1978-05-25 FR FR7815525A patent/FR2391990A1/fr active Pending
- 1978-05-26 CH CH578978A patent/CH633519A5/de not_active IP Right Cessation
- 1978-05-29 JP JP6342978A patent/JPS53147036A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6144831A (ja) * | 1984-08-10 | 1986-03-04 | Nippon Shokubai Kagaku Kogyo Co Ltd | フツ素化ベンゼン類の製造法 |
JPH0119369B2 (ja) * | 1984-08-10 | 1989-04-11 | Nippon Shokubai Kagaku Kogyo Kk | |
JPH01125360A (ja) * | 1987-11-11 | 1989-05-17 | Idemitsu Kosan Co Ltd | ジハロゲン化ベンゾニトリルの精製方法 |
Also Published As
Publication number | Publication date |
---|---|
CH633519A5 (de) | 1982-12-15 |
FR2391990A1 (fr) | 1978-12-22 |
US4229365A (en) | 1980-10-21 |
GB1602766A (en) | 1981-11-18 |
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