ZA200804817B - Method for producing tetrafluoroterephthalic acid difluoride - Google Patents

Method for producing tetrafluoroterephthalic acid difluoride

Info

Publication number: ZA200804817B
Authority: ZA; South Africa
Prior art keywords: tetrafluoroterephthalic acid; acid difluoride; producing; producing tetrafluoroterephthalic; difluoride
Prior art date: 2005-12-06

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.)

2005-12-06

Filing date

2006-11-21

Publication date

2009-12-30

2006-11-21 Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co

2009-12-30 Publication of ZA200804817B publication Critical patent/ZA200804817B/xx

Links

WFNRNCNCXRGUKN-UHFFFAOYSA-N 2,3,5,6-tetrafluoroterephthalic acid Chemical compound OC(=O)C1=C(F)C(F)=C(C(O)=O)C(F)=C1F WFNRNCNCXRGUKN-UHFFFAOYSA-N 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1

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 (fr)
EP (1)	EP1961729B1 (fr)
KR (1)	KR101267159B1 (fr)
CN (1)	CN101321719A (fr)
ES (1)	ES2391784T3 (fr)
WO (1)	WO2007066532A1 (fr)
ZA (1)	ZA200804817B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58157727A (ja)	1982-03-11	1983-09-19	Tokuyama Soda Co Ltd	核塩素化芳香族化合物の製造方法
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

2006
- 2006-11-21 ZA ZA200804817A patent/ZA200804817B/xx unknown
- 2006-11-21 EP EP06833434A patent/EP1961729B1/fr not_active Not-in-force
- 2006-11-21 CN CNA2006800453823A patent/CN101321719A/zh active Pending
- 2006-11-21 WO PCT/JP2006/323630 patent/WO2007066532A1/fr not_active Ceased
- 2006-11-21 ES ES06833434T patent/ES2391784T3/es active Active
- 2006-11-21 US US12/096,129 patent/US8017798B2/en not_active Expired - Fee Related
2008
- 2008-07-03 KR KR1020087016203A patent/KR101267159B1/ko not_active Expired - Fee Related

Also Published As

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

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