ZA200804817B - Method for producing tetrafluoroterephthalic acid difluoride - Google Patents

Method for producing tetrafluoroterephthalic acid difluoride

Info

Publication number
ZA200804817B
ZA200804817B ZA200804817A ZA200804817A ZA200804817B ZA 200804817 B ZA200804817 B ZA 200804817B ZA 200804817 A ZA200804817 A ZA 200804817A ZA 200804817 A ZA200804817 A ZA 200804817A ZA 200804817 B ZA200804817 B ZA 200804817B
Authority
ZA
South Africa
Prior art keywords
tetrafluoroterephthalic acid
acid difluoride
producing
producing tetrafluoroterephthalic
difluoride
Prior art date
Application number
ZA200804817A
Other languages
English (en)
Inventor
Koji Hagiya
Original Assignee
Sumitomo 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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of ZA200804817B publication Critical patent/ZA200804817B/xx

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
    • C07C51/60—Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/68—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings containing halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/14—Preparation of carboxylic acid esters from carboxylic acid halides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ZA200804817A 2005-12-06 2006-11-21 Method for producing tetrafluoroterephthalic acid difluoride ZA200804817B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005351618 2005-12-06

Publications (1)

Publication Number Publication Date
ZA200804817B true ZA200804817B (en) 2009-12-30

Family

ID=38122680

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200804817A ZA200804817B (en) 2005-12-06 2006-11-21 Method for producing tetrafluoroterephthalic acid difluoride

Country Status (7)

Country Link
US (1) US8017798B2 (xx)
EP (1) EP1961729B1 (xx)
KR (1) KR101267159B1 (xx)
CN (1) CN101321719A (xx)
ES (1) ES2391784T3 (xx)
WO (1) WO2007066532A1 (xx)
ZA (1) ZA200804817B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090015076A (ko) 2006-04-27 2009-02-11 스미또모 가가꾸 가부시키가이샤 불화칼륨 분산액 및 그것을 이용하는 불소 함유 유기 화합물의 제조 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59139329A (ja) * 1983-01-31 1984-08-10 Asahi Chem Ind Co Ltd ４−フルオロベンゾトリフルオライド類の製造法
GB8324902D0 (en) * 1983-09-16 1983-10-19 Ici Plc Chemical process
JPH0676343B2 (ja) * 1984-06-20 1994-09-28 株式会社トーケムプロダクツ フッ素化芳香族化合物の新規な製法
DE3814290A1 (de) 1988-04-28 1989-11-09 Basf Ag Chinolinverbindungen und deren verwendung
US4847442A (en) * 1988-07-18 1989-07-11 Allied-Signal Inc. Process for the preparation of difluorobenzenes
JPH0426651A (ja) * 1990-05-18 1992-01-29 Asahi Glass Co Ltd ３，４―ジフルオロベンゾイルフルオリドおよびその製造方法
US6552231B2 (en) * 2000-07-05 2003-04-22 Sloss Industries Corporation Method for making dimethyl sulfone from dimethyl sulfoxide and hydrogen peroxide
CN1204104C (zh) * 2003-06-06 2005-06-01 天津大学 2，3，5，6－四氟对甲基苄醇的制备方法

Also Published As

Publication number Publication date
EP1961729B1 (en) 2012-09-26
KR101267159B1 (ko) 2013-05-23
US8017798B2 (en) 2011-09-13
CN101321719A (zh) 2008-12-10
EP1961729A4 (en) 2010-10-20
ES2391784T3 (es) 2012-11-29
EP1961729A1 (en) 2008-08-27
US20090227810A1 (en) 2009-09-10
WO2007066532A1 (ja) 2007-06-14
KR20080081304A (ko) 2008-09-09

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