DE69003559T2 - Verfahren zur Herstellung von 2,4,5-Trifluorbenzolsäure. - Google Patents

Verfahren zur Herstellung von 2,4,5-Trifluorbenzolsäure.

Info

Publication number
DE69003559T2
DE69003559T2 DE90103334T DE69003559T DE69003559T2 DE 69003559 T2 DE69003559 T2 DE 69003559T2 DE 90103334 T DE90103334 T DE 90103334T DE 69003559 T DE69003559 T DE 69003559T DE 69003559 T2 DE69003559 T2 DE 69003559T2
Authority
DE
Germany
Prior art keywords
trifluorobenzenic
preparation
acid
trifluorobenzenic acid
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 - Fee Related
Application number
DE90103334T
Other languages
English (en)
Other versions
DE69003559D1 (de
Inventor
Henry C Lin
Deanne M Nowak
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.)
Occidental Chemical Corp
Original Assignee
Occidental Chemical Corp
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 Occidental Chemical Corp filed Critical Occidental Chemical Corp
Application granted granted Critical
Publication of DE69003559D1 publication Critical patent/DE69003559D1/de
Publication of DE69003559T2 publication Critical patent/DE69003559T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
    • C07C227/18—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C245/00—Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond
    • C07C245/20—Diazonium compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE90103334T 1989-02-27 1990-02-21 Verfahren zur Herstellung von 2,4,5-Trifluorbenzolsäure. Expired - Fee Related DE69003559T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/315,763 US4876387A (en) 1989-02-27 1989-02-27 Process for preparing 2,4,5-trifluorobenzoic acid

Publications (2)

Publication Number Publication Date
DE69003559D1 DE69003559D1 (de) 1993-11-04
DE69003559T2 true DE69003559T2 (de) 1994-02-03

Family

ID=23225953

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90103334T Expired - Fee Related DE69003559T2 (de) 1989-02-27 1990-02-21 Verfahren zur Herstellung von 2,4,5-Trifluorbenzolsäure.

Country Status (5)

Country Link
US (1) US4876387A (de)
EP (1) EP0385253B1 (de)
JP (1) JP2851672B2 (de)
CA (1) CA2010158A1 (de)
DE (1) DE69003559T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9208123D0 (en) * 1992-04-13 1992-05-27 Ici Plc Substituted fluorobenzenes
CN103012111B (zh) * 2012-09-12 2016-01-13 衢州学院 一种2,4,5-三氟苯乙酸的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3141152A1 (de) * 1981-10-16 1983-04-28 Peroxid-Chemie GmbH, 8023 Höllriegelskreuth Wasserstoffperoxid-addukt, verfahren zu seiner herstellung und seine verwendung
DE3141659A1 (de) * 1981-10-21 1983-05-05 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von in o-stellung substituierten fluoraromaten
DE3142856A1 (de) * 1981-10-29 1983-05-11 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von 2,4-dichlor-5-fluor-benzoylchlorid
US4791225A (en) * 1986-01-20 1988-12-13 Kyorin Pharmaceutical Co., Ltd. Halogenobenzoic acid derivatives and their preparation
GB8619375D0 (en) * 1986-08-08 1986-09-17 Ici Plc Chemical process

Also Published As

Publication number Publication date
CA2010158A1 (en) 1990-08-27
EP0385253B1 (de) 1993-09-29
JPH02282345A (ja) 1990-11-19
JP2851672B2 (ja) 1999-01-27
DE69003559D1 (de) 1993-11-04
EP0385253A1 (de) 1990-09-05
US4876387A (en) 1989-10-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee