CA1234152A - Fluorination process - Google Patents

Fluorination process

Info

Publication number
CA1234152A
CA1234152A CA000463423A CA463423A CA1234152A CA 1234152 A CA1234152 A CA 1234152A CA 000463423 A CA000463423 A CA 000463423A CA 463423 A CA463423 A CA 463423A CA 1234152 A CA1234152 A CA 1234152A
Authority
CA
Canada
Prior art keywords
fluoride
temperature
reaction
mixture
compound
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
Application number
CA000463423A
Other languages
English (en)
French (fr)
Inventor
Alan T. Costello
Peter J.V. Cleare
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.)
Syngenta Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of CA1234152A publication Critical patent/CA1234152A/en
Expired 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
    • C07C51/58—Preparation of carboxylic acid halides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA000463423A 1983-09-16 1984-09-17 Fluorination process Expired CA1234152A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838324902A GB8324902D0 (en) 1983-09-16 1983-09-16 Chemical process
GB8324902 1983-09-16

Publications (1)

Publication Number Publication Date
CA1234152A true CA1234152A (en) 1988-03-15

Family

ID=10548910

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000463423A Expired CA1234152A (en) 1983-09-16 1984-09-17 Fluorination process

Country Status (6)

Country Link
EP (1) EP0140482B1 (https=)
JP (1) JPS6087244A (https=)
CA (1) CA1234152A (https=)
DE (1) DE3468676D1 (https=)
GB (2) GB8324902D0 (https=)
HU (1) HU193589B (https=)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3621707A1 (de) * 1986-06-28 1988-01-07 Bayer Ag Verfahren zur herstellung von 2,3,5,6-tetrafluorbenzoesaeure und die neuen verbindungen 2,3,5,6-tetrachlor-4-trifluormethyl-benzoylchlorid und 2,3,5,6-tetrafluor-4-trifluormethyl-benzoylfluorid
GB8705187D0 (en) * 1987-03-05 1987-04-08 Shell Int Research Benzoic acid derivative
EP0510490B1 (de) * 1991-04-25 1995-02-15 Hoechst Aktiengesellschaft Verfahren zur Herstellung von 2,3,4,5-Tetrafluorbenzoesäure
ES2059175T3 (es) * 1991-04-25 1994-11-01 Hoechst Ag N-amino-3,4,5,6-tetrafluoro-ftalimidas sustituidas en n' y procedimiento para su preparacion.
EP0578165B1 (de) * 1992-07-10 1996-06-05 Hoechst Aktiengesellschaft Verfahren zur Herstellung von Tetrafluorphthalsäure und/oder Tetrafluorphthalsäureanhydrid
ZA200804817B (en) * 2005-12-06 2009-12-30 Sumitomo Chemical Co Method for producing tetrafluoroterephthalic acid difluoride
JP4967613B2 (ja) * 2005-12-06 2012-07-04 住友化学株式会社 テトラフルオロテレフタル酸ジフルオライドの製造方法
HUP0800492A2 (en) * 2005-12-08 2010-01-28 Sumitomo Chemical Co Method for producing tartrafluoroterephthalic acid difluoride
JP4973143B2 (ja) * 2005-12-08 2012-07-11 住友化学株式会社 テトラフルオロテレフタル酸ジフルオライドの製造法
CN101426727B (zh) * 2006-04-27 2012-09-26 住友化学株式会社 氟化钾分散液及用其制备含氟有机化合物的方法
JP5250997B2 (ja) * 2006-04-27 2013-07-31 住友化学株式会社 フッ化カリウム分散液およびそれを用いる含フッ素有機化合物の製造方法
KR20090027740A (ko) 2006-06-27 2009-03-17 스미또모 가가꾸 가부시키가이샤 할로겐 치환 벤젠디메탄올의 제조 방법
EP2415741A4 (en) 2009-03-31 2015-03-18 Sumitomo Chemical Co METHOD FOR PRODUCING AN ALCOHOL COMPOUND

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4174349A (en) * 1978-10-30 1979-11-13 Allied Chemical Corporation Preparation of fluoroorganic compounds with calcium fluoride
DE2928987A1 (de) * 1979-07-18 1981-02-12 Bayer Ag 4-fluor-3-brom-benzoylfluorid und verfahren zu seiner herstellung
CA1157884A (en) * 1980-04-16 1983-11-29 Byron R. Cotter Process for the preparation of trifluoromethylbenzoyl halides
DE3140634A1 (de) * 1981-10-13 1983-04-21 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von kernfluorierten benzoylfluoriden

Also Published As

Publication number Publication date
HUT36773A (en) 1985-10-28
DE3468676D1 (en) 1988-02-18
GB2146635A (en) 1985-04-24
EP0140482B1 (en) 1988-01-13
HU193589B (en) 1987-10-28
JPS6087244A (ja) 1985-05-16
GB8418835D0 (en) 1984-08-30
EP0140482A3 (en) 1985-06-05
GB8324902D0 (en) 1983-10-19
GB2146635B (en) 1987-05-13
EP0140482A2 (en) 1985-05-08
JPH0466220B2 (https=) 1992-10-22

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Legal Events

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