EA200200809A1 - Способ получения 3,5-дифторанилина из 1,3,5-трихлорбензола - Google Patents

Способ получения 3,5-дифторанилина из 1,3,5-трихлорбензола

Info

Publication number
EA200200809A1
EA200200809A1 EA200200809A EA200200809A EA200200809A1 EA 200200809 A1 EA200200809 A1 EA 200200809A1 EA 200200809 A EA200200809 A EA 200200809A EA 200200809 A EA200200809 A EA 200200809A EA 200200809 A1 EA200200809 A1 EA 200200809A1
Authority
EA
Eurasian Patent Office
Prior art keywords
trichlorobenzene
diftororanilin
obtaining
international
application
Prior art date
Application number
EA200200809A
Other languages
English (en)
Inventor
Ли И. Черни
Франсис Дж. Меттилле
Original Assignee
Басф Корпорейшн
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 Басф Корпорейшн filed Critical Басф Корпорейшн
Publication of EA200200809A1 publication Critical patent/EA200200809A1/ru

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/04—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups
    • C07C209/06—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of halogen atoms
    • C07C209/10—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of halogen atoms with formation of amino groups bound to carbon atoms of six-membered aromatic rings or from amines having nitrogen atoms bound to carbon atoms of six-membered aromatic rings
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)

Abstract

В заявке описан способ получения 3,5-дифторанилина фторированием 1,3,5-трихлорбензола и последующим аминированием промежуточного фторированного бензола водным или безводным аммиаком с образованием целевого продукта, выход которого составляет более 80%.Международная заявка была опубликована вместе с отчетом о международном поиске.
EA200200809A 2000-02-08 2001-02-01 Способ получения 3,5-дифторанилина из 1,3,5-трихлорбензола EA200200809A1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/500,368 US6127577A (en) 2000-02-08 2000-02-08 Method of making 3,5-difluoroaniline from 1,3,5-trichlorobenzene
PCT/EP2001/001079 WO2001058846A1 (en) 2000-02-08 2001-02-01 Method of making 3,5-difluoroaniline from 1,3,5-trichlorobenzene

Publications (1)

Publication Number Publication Date
EA200200809A1 true EA200200809A1 (ru) 2003-04-24

Family

ID=23989099

Family Applications (1)

Application Number Title Priority Date Filing Date
EA200200809A EA200200809A1 (ru) 2000-02-08 2001-02-01 Способ получения 3,5-дифторанилина из 1,3,5-трихлорбензола

Country Status (16)

Country Link
US (1) US6127577A (ru)
EP (1) EP1254103B1 (ru)
JP (1) JP2003534242A (ru)
KR (1) KR20020073207A (ru)
CN (1) CN1400964A (ru)
AT (1) ATE267796T1 (ru)
AU (1) AU2001246411A1 (ru)
BR (1) BR0108169A (ru)
CA (1) CA2398650A1 (ru)
CZ (1) CZ20022714A3 (ru)
DE (1) DE60103506T2 (ru)
EA (1) EA200200809A1 (ru)
HU (1) HUP0204541A3 (ru)
IL (1) IL150415A0 (ru)
MX (1) MXPA02007606A (ru)
WO (1) WO2001058846A1 (ru)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004033525A1 (de) * 2004-07-08 2006-02-02 Lanxess Deutschland Gmbh Verbessertes Verfahren zur Herstellung kernfluorierter Aromaten
CN117486728B (zh) * 2023-12-28 2024-05-17 山东国邦药业有限公司 一种高效循环的氟化试剂及其制备方法与应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4294988A (en) * 1977-10-31 1981-10-13 Merck & Co., Inc. Method of preparing 2,4-difluoroaniline
US4140719A (en) * 1977-10-31 1979-02-20 Merck & Co., Inc. Solid-liquid phase transfer catalysis improved method of preparing 2,4-difluoroaniline
US4145364A (en) * 1977-11-30 1979-03-20 Merck & Co., Inc. Preparation of fluorinated anilines
US4343951A (en) * 1980-12-29 1982-08-10 Hooker Chemicals & Plastics Corp. Method for the preparation of fluoroaniline
DE69115758T2 (de) * 1990-06-06 1996-05-15 Sds Biotech Corp Verfahren zur Herstellung von 3,5-Difluoranilin und dessen Derivat
US5041674A (en) * 1990-06-14 1991-08-20 Dowelanco Process and intermediates for the preparation of 2,6-difluoroaniline
US5116982A (en) * 1990-08-06 1992-05-26 Dowelanco Preparation of fluorohalophenols and n-acyfluorohaloanilines
JPH0565250A (ja) * 1991-01-28 1993-03-19 Ishihara Sangyo Kaisha Ltd ３，５−ジフルオロアニリンの製造方法
US5091580A (en) * 1991-03-27 1992-02-25 Dowelanco Process for the preparation of 2,6-difluoroaniline
US5294742A (en) * 1992-03-21 1994-03-15 Hoechst Atkiengesellschaft Process for preparing 3,5-difluoroaniline
US5157169A (en) * 1992-03-26 1992-10-20 Mallinckrodt Specialty Chemicals Company Preparation of 3-halo-halobenzenes and 1-halo-3,5-dihalobenzenes
GB9400569D0 (en) * 1994-01-13 1994-03-09 Rhone Poulenc Chemicals Process for the production of substituted aromatic hydrocarbons from corresponding anilines by dediazoniation
EP0667337B1 (de) * 1994-02-11 1998-01-21 Clariant GmbH Verfahren zur Herstellung von Fluoranilinen
AU4265396A (en) * 1994-11-30 1996-06-19 Rhone-Poulenc Chimie Method for preparing fluoroanilines from nitrofluorobenzene compounds
DE19720341C1 (de) * 1997-05-15 1998-08-27 Clariant Gmbh Verfahren zur Herstellung von 3,5-Difluoranilin

Also Published As

Publication number Publication date
WO2001058846A1 (en) 2001-08-16
DE60103506T2 (de) 2004-09-23
HUP0204541A2 (hu) 2003-04-28
IL150415A0 (en) 2002-12-01
DE60103506D1 (de) 2004-07-01
CN1400964A (zh) 2003-03-05
ATE267796T1 (de) 2004-06-15
CA2398650A1 (en) 2001-08-16
HUP0204541A3 (en) 2003-10-28
EP1254103B1 (en) 2004-05-26
BR0108169A (pt) 2003-02-25
MXPA02007606A (es) 2003-03-27
CZ20022714A3 (cs) 2003-05-14
KR20020073207A (ko) 2002-09-19
EP1254103A1 (en) 2002-11-06
JP2003534242A (ja) 2003-11-18
AU2001246411A1 (en) 2001-08-20
US6127577A (en) 2000-10-03

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