ES2044085T3 - Proceso para la fabricacion de fluoroaromaticos. - Google Patents

Proceso para la fabricacion de fluoroaromaticos.

Info

Publication number
ES2044085T3
ES2044085T3 ES89301659T ES89301659T ES2044085T3 ES 2044085 T3 ES2044085 T3 ES 2044085T3 ES 89301659 T ES89301659 T ES 89301659T ES 89301659 T ES89301659 T ES 89301659T ES 2044085 T3 ES2044085 T3 ES 2044085T3
Authority
ES
Spain
Prior art keywords
resulting
reaction
agent
added
zone
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 - Lifetime
Application number
ES89301659T
Other languages
English (en)
Inventor
Mark Harry Krackov
Charles Hopkins Rolston
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of ES2044085T3 publication Critical patent/ES2044085T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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)

Abstract

PROCESO QUE COMPRENDE EL AÑADIR A UNA AMINA AROMATICA EN PRSENCIA DE HF PARA UNA ZONA DE REACCION SIMULTANEMANTE CON UN AGENTE DIAZOLIZANTE ASI COMO PARA EFECTUAR LA DIAZOTIZACION DE LA AMINA AROMATICA, DESCOMPOSICION TERMICA DE LA SAL DE DIAZONIUM RESULTANTE SUSTANCIALMENTE SEGUN ESTA SE FORMA, Y ELIMINACION DEL COMPUESTO FLUOROAROMATICO RESULTANTE DE LA ZONA DE REACCION SUSTANCIALMENTE SEGUN SE FORMA. LA AMINA Y EL AGENTE DIATOMIZANTE SE AÑADEN A LA ZONA DE REACCION EN TALES CANTIDADES Y PROPORCIONAN SUSTANCIALMENTE SEGUN SE AÑADEN Y NO SE FORMEN CONCENTRACIONES SUSTANCIALES DE AGUA EN LA ZONA DE REACCION.
ES89301659T 1988-02-26 1989-02-21 Proceso para la fabricacion de fluoroaromaticos. Expired - Lifetime ES2044085T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16102488A 1988-02-26 1988-02-26
US07/263,952 US4912268A (en) 1988-02-26 1988-10-21 Process for manufacture of fluoroaromatics

Publications (1)

Publication Number Publication Date
ES2044085T3 true ES2044085T3 (es) 1994-01-01

Family

ID=26857437

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89301659T Expired - Lifetime ES2044085T3 (es) 1988-02-26 1989-02-21 Proceso para la fabricacion de fluoroaromaticos.

Country Status (5)

Country Link
US (1) US4912268A (es)
EP (1) EP0330420B1 (es)
JP (1) JPH01261339A (es)
DE (1) DE68902658T2 (es)
ES (1) ES2044085T3 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3909486A1 (de) * 1989-03-22 1990-09-27 Basf Ag Verfahren zur herstellung von aliphatisch substituierten fluorbenzolen
US5107046A (en) * 1990-05-23 1992-04-21 Mallinckrodt Specialty Chemicals Co., Inc. Process for preparing aromatic fluorides
US5410125A (en) * 1990-10-11 1995-04-25 Harry Winston, S.A. Methods for producing indicia on diamonds
DE69420029D1 (de) * 1993-02-24 1999-09-16 Du Pont Verfahren zur herstellung von fluoroaromatischen verbindungen
DE10003320C2 (de) * 2000-01-27 2002-04-11 Bayer Ag Verfahren zur Herstellung von 2,3,5,6-Tetrahalogen-xylylidenverbindungen
US9126905B2 (en) * 2012-07-18 2015-09-08 Basf Se Process for manufacturing fluoroaromatics
CN108569948B (zh) * 2017-03-09 2021-06-04 辽宁天予化工有限公司 一种2-氯-4-氟甲苯的制备方法
CN112624896A (zh) * 2020-12-18 2021-04-09 浙江解氏新材料股份有限公司 一种基于微通道反应器的间二氟苯的连续化合成方法
CN113563156A (zh) * 2021-07-28 2021-10-29 浙江解氏新材料股份有限公司 一种基于蜂窝填料的2-氯-4氟甲苯的合成方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE600706C (de) * 1933-03-24 1934-07-30 I G Farbenindustrie Akt Ges Verfahren zur Herstellung aromatischer, im Kern fluorierter Verbindungen
US2563796A (en) * 1948-05-26 1951-08-07 Harshaw Chem Corp Manufacture of aromatic diazonium fluorides and corresponding aromatic fluorides
US3160623A (en) * 1960-12-23 1964-12-08 Manufacture of aryl diazonium
US3573214A (en) * 1966-09-12 1971-03-30 Merck & Co Inc Process for preparing stable dimethyl sulfoxide-hydrogen fluoride mixture
US3471512A (en) * 1966-09-12 1969-10-07 Merck & Co Inc Preparation of aminophenyl-nitroimidazoles
US3471511A (en) * 1966-09-12 1969-10-07 Merck & Co Inc Preparation of 2-(fluorophenyl)-4(5)-nitroimidazoles
FR2084591A5 (en) * 1970-03-20 1971-12-17 Olin Corp Meta-fluoroanilines from meta-aminoacetanilides
US3798228A (en) * 1970-04-13 1974-03-19 Olin Corp Method for the preparation of difluoropyridines
US3950444A (en) * 1973-03-05 1976-04-13 Olin Corporation Process for preparing ortho substituted aryl fluorides
US4075252A (en) * 1975-10-31 1978-02-21 Olin Corporation Diazotization-fluorination in a medium of hydrogen fluoride-containing ammonium ions
US4096196A (en) * 1975-10-31 1978-06-20 Olin Corporation Diazotization-fluorination in a medium of hydrogen fluoride containing tertiary amine compounds
US4145364A (en) * 1977-11-30 1979-03-20 Merck & Co., Inc. Preparation of fluorinated anilines
DE3141659A1 (de) * 1981-10-21 1983-05-05 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von in o-stellung substituierten fluoraromaten
US4423260A (en) * 1982-01-27 1983-12-27 The United States Of America As Represented By The Secretary Of The Air Force Method for introducing fluorine into an aromatic ring
JPH08133074A (ja) * 1994-11-04 1996-05-28 Mitsubishi Heavy Ind Ltd 空気取入れ装置

Also Published As

Publication number Publication date
JPH01261339A (ja) 1989-10-18
DE68902658T2 (de) 1993-02-04
EP0330420B1 (en) 1992-09-02
DE68902658D1 (de) 1992-10-08
EP0330420A1 (en) 1989-08-30
US4912268A (en) 1990-03-27

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