IT1206991B - Procedimento per produrre fluoroni trobenzoli - Google Patents

Procedimento per produrre fluoroni trobenzoli

Info

Publication number
IT1206991B
IT1206991B IT7950436A IT5043679A IT1206991B IT 1206991 B IT1206991 B IT 1206991B IT 7950436 A IT7950436 A IT 7950436A IT 5043679 A IT5043679 A IT 5043679A IT 1206991 B IT1206991 B IT 1206991B
Authority
IT
Italy
Prior art keywords
trobenzoli
fluorones
procedure
producing
trobenzoli fluorones
Prior art date
Application number
IT7950436A
Other languages
English (en)
Other versions
IT7950436A0 (it
Inventor
Robert Arthur North
Original Assignee
Boots Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Boots Co Ltd filed Critical Boots Co Ltd
Publication of IT7950436A0 publication Critical patent/IT7950436A0/it
Application granted granted Critical
Publication of IT1206991B publication Critical patent/IT1206991B/it

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
IT7950436A 1978-10-05 1979-10-03 Procedimento per produrre fluoroni trobenzoli IT1206991B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7839512 1978-10-05

Publications (2)

Publication Number Publication Date
IT7950436A0 IT7950436A0 (it) 1979-10-03
IT1206991B true IT1206991B (it) 1989-05-17

Family

ID=10500154

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7950436A IT1206991B (it) 1978-10-05 1979-10-03 Procedimento per produrre fluoroni trobenzoli

Country Status (5)

Country Link
US (1) US4287374A (it)
JP (1) JPS5589249A (it)
DE (1) DE2938939A1 (it)
GB (1) GB2042507B (it)
IT (1) IT1206991B (it)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4418229A (en) * 1981-04-15 1983-11-29 Mallinckrodt, Inc. Method for producing fluoronitrobenzene compounds
JPS57197226A (en) * 1981-05-30 1982-12-03 Dainippon Ink & Chem Inc Preparation of aromatic fluorine compound
DE3400418A1 (de) * 1984-01-07 1985-07-18 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung fluorsubstituierter aromatischer verbindungen
US4704483A (en) * 1984-04-27 1987-11-03 Occidental Chemical Corporation 3,4-difluoro-5-nitrobenzotrifluoride and preparation of fluoro-nitro-benzotrifluorides
JPS6150945A (ja) * 1984-08-21 1986-03-13 Seimi Chem Kk フツ素化方法
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
EP0253837B1 (en) * 1986-01-06 1991-10-09 Mallinckrodt Specialty Chemicals Company Catalytic method for producing fluoroaromatic compounds using branched alkyl pyridinium salts
EP0252964B1 (en) * 1986-01-06 1991-08-21 Mallinckrodt Specialty Chemicals Company Catalytic method for producing fluoroaromatic compounds using substituted pyridinium salts
US4849552A (en) * 1986-01-06 1989-07-18 Mallinckrodt, Inc. Preparation of fluoroaromatic compounds in dispersion of potassium fluoride
EP0253838B1 (en) * 1986-01-06 1991-08-21 Mallinckrodt Specialty Chemicals Company Catalytic method for producing fluoroaromatic compounds using n-sec-alkyl pyridinium salts
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
EP0536175B1 (de) * 1990-06-25 1995-09-20 Hoechst Aktiengesellschaft Verfahren zur herstellung von chlorfluornitrobenzolen und difluornitrobenzolen
EP0523671B1 (de) * 1991-07-17 1996-01-17 Hoechst Aktiengesellschaft Verfahren zur Herstellung von Chlorfluornitrobenzolen
DE4324366C1 (de) * 1993-07-21 1994-09-22 Hoechst Ag Katalysator für nukleophile aromatische Substitutionen
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
US5502235A (en) * 1994-12-28 1996-03-26 Dowelanco Solventless process for making 2,6 difluorobenzonitrile
DE19631854C1 (de) * 1996-08-07 1998-04-30 Hoechst Ag Verfahren zur Herstellung von Fluor enthaltenden Verbindungen
DE69711220T2 (de) 1996-11-22 2002-10-31 Albemarle Corp Halogenaustausch-reaktionen und ihre anwendungen
US5824827A (en) * 1996-11-22 1998-10-20 Albemarle Corporation Halogen exchange reactions
US5965781A (en) * 1997-11-21 1999-10-12 Albemarle Corporation Catalysis in halogen exchange reactions
US6187931B1 (en) 1999-04-06 2001-02-13 Albemarle Corporation Process for making fluorophthalimides
DE10129057A1 (de) * 2001-06-15 2002-12-19 Bayer Ag Verbessertes Verfahren zur Herstellung kernfluorierter Aromaten
DE102004033525A1 (de) * 2004-07-08 2006-02-02 Lanxess Deutschland Gmbh Verbessertes Verfahren zur Herstellung kernfluorierter Aromaten
DE102008051412A1 (de) 2008-10-11 2010-04-15 Saltigo Gmbh Katalysatoren zur Herstellung von Fluoraromaten
WO2010058421A2 (en) * 2008-11-18 2010-05-27 Aditya Birla Science & Technology Co. Ltd. A process for synthesis of 2, 4-dichloro-5- fluoroacetophenone (dcfa)
CN108586257B (zh) * 2018-05-03 2020-12-22 浙江解氏新材料股份有限公司 一种对氟硝基苯的制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
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
US3480667A (en) * 1965-04-28 1969-11-25 Texaco Inc Method of producing fluorinated compounds
GB1360327A (en) * 1972-11-13 1974-07-17 Daikin Ind Ltd Process for the nuclear fluorination of a compound having a benzene ring
GB1514082A (en) * 1974-06-25 1978-06-14 Isc Chem Ltd Preparation of fluoronitrobenzenes
GB1469700A (en) * 1974-06-25 1977-04-06 Isc Chem Ltd Process for the production of 2-fluoronitrobenzene
US4069262A (en) * 1977-03-07 1978-01-17 E. I. Du Pont De Nemours And Company Preparation of 2-fluoronitrobenzene
US4229365A (en) * 1977-05-28 1980-10-21 Basf Aktiengesellschaft Manufacture of substituted fluorobenzenes
DE2724367C2 (de) * 1977-05-28 1985-12-19 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Nitrofluorbenzolen
IT1106051B (it) * 1977-10-31 1985-11-11 Merck & Co Inc Procedimento per preparare 2/4-di fluoroanilina
US4140719A (en) * 1977-10-31 1979-02-20 Merck & Co., Inc. Solid-liquid phase transfer catalysis improved method of preparing 2,4-difluoroaniline
US4164517A (en) * 1977-12-30 1979-08-14 I.S.C. Chemicals Limited Preparation of fluoronitrobenzene
DE2803259A1 (de) * 1978-01-26 1979-08-02 Basf Ag Verfahren zur herstellung von fluorbenzolen

Also Published As

Publication number Publication date
JPS6251260B2 (it) 1987-10-29
US4287374A (en) 1981-09-01
DE2938939C2 (it) 1989-10-05
JPS5589249A (en) 1980-07-05
GB2042507B (en) 1982-12-08
DE2938939A1 (de) 1980-04-17
GB2042507A (en) 1980-09-24
IT7950436A0 (it) 1979-10-03

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Effective date: 19971030