BR8906223A - Processo para preparar um clorofluorobenzeno ou difluorobenzeno - Google Patents

Processo para preparar um clorofluorobenzeno ou difluorobenzeno

Info

Publication number
BR8906223A
BR8906223A BR898906223A BR8906223A BR8906223A BR 8906223 A BR8906223 A BR 8906223A BR 898906223 A BR898906223 A BR 898906223A BR 8906223 A BR8906223 A BR 8906223A BR 8906223 A BR8906223 A BR 8906223A
Authority
BR
Brazil
Prior art keywords
chlorofluorobenzene
difluorobenzene
prepare
Prior art date
Application number
BR898906223A
Other languages
English (en)
Inventor
R Garth Pews
James A Gall
Original Assignee
Dow Chemical 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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of BR8906223A publication Critical patent/BR8906223A/pt

Links

Classifications

    • 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
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/208—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being MX

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR898906223A 1988-11-28 1989-11-28 Processo para preparar um clorofluorobenzeno ou difluorobenzeno BR8906223A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/276,713 US4937397A (en) 1988-11-28 1988-11-28 Preparation of halofluorobenzenes

Publications (1)

Publication Number Publication Date
BR8906223A true BR8906223A (pt) 1990-06-26

Family

ID=23057793

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898906223A BR8906223A (pt) 1988-11-28 1989-11-28 Processo para preparar um clorofluorobenzeno ou difluorobenzeno

Country Status (8)

Country Link
US (1) US4937397A (pt)
EP (1) EP0371563B1 (pt)
JP (1) JPH02218630A (pt)
AU (1) AU613543B2 (pt)
BR (1) BR8906223A (pt)
CA (1) CA2003918A1 (pt)
DE (1) DE68913447T2 (pt)
FI (1) FI92481C (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68917567T2 (de) * 1988-11-28 1994-12-22 Dowelanco Verfahren zur Herstellung von Difluorbenzolen mit elektronenabziehenden Substituenten.
JPH05112479A (ja) * 1991-03-27 1993-05-07 Dowelanco ０−クロロフルオロベンゼンの製造方法
US5091580A (en) * 1991-03-27 1992-02-25 Dowelanco Process for the preparation of 2,6-difluoroaniline
US5498807A (en) * 1992-11-18 1996-03-12 Hoechst Aktiengesellschaft Process for the preparation of aromatic fluoro compounds
DE4324365A1 (de) * 1993-07-21 1995-01-26 Hoechst Ag Verfahren zur Herstellung von mehrfach fluorierten Nitrobenzolen
DE4324367A1 (de) * 1993-07-21 1995-01-26 Hoechst Ag Verfahren zur Herstellung von Fluornitrobenzolen
DE4426133A1 (de) * 1994-07-22 1996-01-25 Bayer Ag Verfahren zur Herstellung von aromatischen fluorierten Verbindungen und neue Diamide
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
EP1685117B1 (en) * 2003-10-31 2015-01-07 Life Technologies Corporation Fluorinated resorufin compounds and their application in detecting hydrogen peroxide
GB0407952D0 (en) * 2004-04-08 2004-05-12 Amersham Plc Fluoridation method
CN117384004B (zh) * 2023-12-11 2024-03-29 山东国邦药业有限公司 一种2,4-二氯氟苯的合成方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1062301A (en) * 1964-02-04 1967-03-22 Imp Smelting Corp Ltd Fluorination of aromatic compounds
US3574775A (en) * 1968-04-22 1971-04-13 Imp Smelting Corp Ltd Fluorination of perhalo compounds
US4229365A (en) * 1977-05-28 1980-10-21 Basf Aktiengesellschaft Manufacture of substituted fluorobenzenes
FR2471974A1 (fr) * 1979-12-20 1981-06-26 Rhone Poulenc Ind Procede de preparation de fluorures de fluorobenzene sulfonyle
JPS60228436A (ja) * 1984-04-27 1985-11-13 Asahi Glass Co Ltd 芳香族化合物のフツ素化方法
US4590315A (en) * 1984-10-15 1986-05-20 Occidental Chemical Corporation Process for the preparation of halo aromatic compounds
DE68917567T2 (de) * 1988-11-28 1994-12-22 Dowelanco Verfahren zur Herstellung von Difluorbenzolen mit elektronenabziehenden Substituenten.

Also Published As

Publication number Publication date
US4937397A (en) 1990-06-26
FI92481C (fi) 1994-11-25
DE68913447D1 (de) 1994-04-07
FI895663A0 (fi) 1989-11-27
FI92481B (fi) 1994-08-15
EP0371563B1 (en) 1994-03-02
AU613543B2 (en) 1991-08-01
JPH02218630A (ja) 1990-08-31
CA2003918A1 (en) 1990-05-28
EP0371563A1 (en) 1990-06-06
AU4557389A (en) 1990-05-31
DE68913447T2 (de) 1994-06-01

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FA9 Application deemed withdrawn - failure to comply with requirements