[go: up one dir, main page]

AU2001249438A1 - Production of fluormethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether - Google Patents

Production of fluormethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether

Info

Publication number
AU2001249438A1
AU2001249438A1 AU2001249438A AU4943801A AU2001249438A1 AU 2001249438 A1 AU2001249438 A1 AU 2001249438A1 AU 2001249438 A AU2001249438 A AU 2001249438A AU 4943801 A AU4943801 A AU 4943801A AU 2001249438 A1 AU2001249438 A1 AU 2001249438A1
Authority
AU
Australia
Prior art keywords
fluormethyl
trifluoro
trifluoromethyl
production
ethyl ether
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.)
Abandoned
Application number
AU2001249438A
Inventor
Barry Malcolm Jones
Ashot Khrimian
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.)
Halocarbon Products Corp
Original Assignee
HALOCARBON PROD CORP
Halocarbon Products 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 HALOCARBON PROD CORP, Halocarbon Products Corp filed Critical HALOCARBON PROD CORP
Publication of AU2001249438A1 publication Critical patent/AU2001249438A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C01B7/195—Separation; Purification
    • C01B7/196—Separation; Purification by distillation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P23/00—Anaesthetics
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/34—Separation; Purification; Stabilisation; Use of additives
    • C07C41/40—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation
    • C07C41/42—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
    • C07C43/04—Saturated ethers
    • C07C43/12—Saturated ethers containing halogen
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Anesthesiology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Abstract

A process for removing water from a mixture comprising hydrogen fluoride and water, said process comprising: a) providing a mixture comprising hydrogen fluoride and water; and b) removing water from the mixture as a constant boiling mixture with hydrogen fluoride.
AU2001249438A 2000-03-16 2001-03-15 Production of fluormethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether Abandoned AU2001249438A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/527,045 US6469219B1 (en) 2000-03-16 2000-03-16 Production of fluoromethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether
US09527045 2000-03-16
PCT/US2001/009547 WO2001068577A1 (en) 2000-03-16 2001-03-15 Production of fluormethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether

Publications (1)

Publication Number Publication Date
AU2001249438A1 true AU2001249438A1 (en) 2001-09-24

Family

ID=24099874

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001249438A Abandoned AU2001249438A1 (en) 2000-03-16 2001-03-15 Production of fluormethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether

Country Status (15)

Country Link
US (1) US6469219B1 (en)
EP (3) EP2272816A1 (en)
JP (4) JP4112862B2 (en)
KR (3) KR100685070B1 (en)
CN (2) CN100515926C (en)
AT (1) ATE419228T1 (en)
AU (1) AU2001249438A1 (en)
BR (1) BR0109376A (en)
CA (3) CA2691933A1 (en)
CZ (1) CZ304716B6 (en)
DE (2) DE60137206D1 (en)
ES (2) ES2319162T3 (en)
HU (1) HUP0300589A3 (en)
PL (1) PL202495B1 (en)
WO (1) WO2001068577A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6469219B1 (en) * 2000-03-16 2002-10-22 Halocarbon Products Corporation Production of fluoromethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether
US6987204B2 (en) * 2003-01-14 2006-01-17 Baxter International Inc. Process for recovery of 1,1,1,3,3,3-hexafluoroisopropanol from the waste stream of sevoflurane synthesis
CZ2006444A3 (en) * 2004-01-05 2007-02-07 Halocarbon Products Corporation Chromatographic method for the analysis of both in process and finished sevoflurane
CN101119953B (en) * 2005-02-15 2011-02-16 碳卤化合物产品公司 Separation/purification of desflurane from hydrogen fluoride
US7750192B2 (en) * 2005-08-04 2010-07-06 Halocarbon Products Corporation Purification of Fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane)
JP5315609B2 (en) * 2006-06-05 2013-10-16 ダイキン工業株式会社 Novel carboxylic acid compound, its use and production method
JP5114880B2 (en) 2006-07-06 2013-01-09 ダイキン工業株式会社 Novel α-fluoromethoxycarboxylic acid ester, method for producing the α-fluoromethoxycarboxylic acid ester, and method for producing sevoflurane
JP5163064B2 (en) * 2007-11-13 2013-03-13 ダイキン工業株式会社 Novel carboxylic acid ester, its use and production method
US7732647B2 (en) * 2007-12-27 2010-06-08 Halocarbon Products Corporation Process for the purification of fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane)
US20090275785A1 (en) * 2008-05-01 2009-11-05 Barry Jones Distillation Method For The Purification Of Sevoflurane And The Maintenance Of Certain Equipment That May Be Used In The Distillation Process
CN101659603B (en) 2008-08-27 2014-05-07 中化蓝天集团有限公司 Method for preparing fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether
JP5434236B2 (en) 2009-04-28 2014-03-05 セントラル硝子株式会社 Method for producing fluoromethylhexafluoroisopropyl ether
US9102604B1 (en) 2010-02-15 2015-08-11 Baxter International Inc. Methods for cleaning distilling columns
DE102011077681A1 (en) 2011-06-17 2012-12-20 Evonik Degussa Gmbh Process for the preparation of 3-cyano-3,5,5-trimethylcyclohexanone
US8729313B2 (en) 2011-08-15 2014-05-20 Baxter International Inc. Process for the manufacturing of sevoflurane
JP7670992B2 (en) * 2020-03-19 2025-05-01 セントラル硝子株式会社 Method for producing (hydro)halocarbons
CN113943214B (en) * 2021-11-11 2023-12-19 福建海西联合药业有限公司 Process for producing sevoflurane
CN120025236B (en) * 2025-04-21 2025-06-27 江苏恒瑞医药股份有限公司 Method for preparing sevoflurane and intermediate thereof

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2425752A (en) * 1944-09-15 1947-08-19 Phillips Petroleum Co Separation of hydrogen fluoride from water and organic contaminants by distillation and decantation
US2992276A (en) * 1959-05-20 1961-07-11 Du Pont Process for preparing polyfluoro alkyl compounds
US3911024A (en) 1966-12-08 1975-10-07 Louise S Croix Fluorinated isopropyl derivatives
US3683092A (en) * 1970-07-31 1972-08-08 Baxter Laboratories Inc Method of anesthesia
US3689571A (en) * 1970-07-31 1972-09-05 Baxter Laboratories Inc Fluorinated ether
US3773907A (en) * 1971-03-09 1973-11-20 Buss Ag Process for the production of pure concentrated hf from impure fluosilicic acid
US3897502A (en) 1971-10-22 1975-07-29 Airco Inc Process for making fluorinated ethers
USRE29084E (en) * 1974-04-17 1976-12-21 Universal Oil Products Company Separate recycle of regenerated acid and of isoparaffin from HF catalyst regeneration zone
US4314087A (en) * 1979-12-26 1982-02-02 Baxter Travenol Laboratories, Inc. Methods of synthesizing hexafluoroisopropanol from impure mixtures and synthesis of a fluoromethyl ether therefrom
US4469898A (en) * 1979-12-26 1984-09-04 Baxter Travenol Laboratories, Inc. Method of synthesizing fluoromethylhexafluoroisopropyl ether
US4250334A (en) * 1979-12-26 1981-02-10 Baxter Travenol Laboratories, Inc. Method of synthesizing fluoromethylhexafluoroisopropyl ether
US4874901A (en) 1988-05-06 1989-10-17 Boc, Inc. Process for the production of polyfluorinated ethers
US4874902A (en) 1988-05-20 1989-10-17 Boc, Inc. Method for the preparation of fluoromethyl 1,1,1,3,3,3-hexafluoro-2-propyl ether
EP0518506B1 (en) * 1991-06-14 1997-08-20 Imperial Chemical Industries Plc Production of bis(fluoromethyl)ether and difluoromethane
GB9124087D0 (en) * 1991-11-13 1992-01-02 Ici Plc Chemical process
JPH0532568A (en) * 1991-07-31 1993-02-09 Daikin Ind Ltd Method for removing hydrogen fluoride from a mixture of hydrogen fluoride and dichlorofluoromethane
CA2068068A1 (en) * 1991-08-30 1993-03-01 James H. Mestepey Recovery of anhydrous hydrogen fluoride from depleted uranium
GB9126355D0 (en) * 1991-12-11 1992-02-12 Ici Plc Production of hydrofluorocarbons
GB9208769D0 (en) * 1992-04-23 1992-06-10 Ici Plc Production of bis (fluoromethyl) ether and difluoromethane
JP2865554B2 (en) * 1994-04-08 1999-03-08 セントラル硝子株式会社 Gas chromatographic analysis of fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether
GB9600072D0 (en) 1996-01-04 1996-03-06 Ici Plc Process for the production of fluoromethylhexafluoroisopropylether
JP3240043B2 (en) * 1996-01-23 2001-12-17 セントラル硝子株式会社 Purification method of fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether
US5811596A (en) 1996-02-21 1998-09-22 Central Glass Co., Ltd. Method of producing fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether
US6352677B1 (en) * 1996-06-04 2002-03-05 Alliedsignal, Inc. Process to produce commercial grade anhydrous hydrogen fluoride (AHF) and uranium oxide from the delfuorination of uranium hexafluoride (UF6)
GB9616879D0 (en) * 1996-08-10 1996-09-25 Ici Plc Removal of water from process streams
US5705710A (en) 1997-01-15 1998-01-06 University Of Iowa Research Foundation Process for the synthesis of hexafluoroisopropyl ethers
US5969193A (en) 1997-08-18 1999-10-19 Medeva Pharmaceuticals Pa, Inc. Method for the preparation of sevoflurane
US5886239A (en) 1997-11-21 1999-03-23 Baxter International Inc. Method of preparing monofluoromethyl ethers
US6469219B1 (en) * 2000-03-16 2002-10-22 Halocarbon Products Corporation Production of fluoromethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether

Also Published As

Publication number Publication date
ES2319162T3 (en) 2009-05-05
KR20020082886A (en) 2002-10-31
CA2689573A1 (en) 2001-09-20
ATE419228T1 (en) 2009-01-15
KR100685070B1 (en) 2007-02-22
CN100509735C (en) 2009-07-08
HUP0300589A3 (en) 2003-10-28
DE60137206D1 (en) 2009-02-12
CZ20023069A3 (en) 2003-05-14
JP2014005287A (en) 2014-01-16
JP2011207902A (en) 2011-10-20
KR100685072B1 (en) 2007-02-22
JP2003530323A (en) 2003-10-14
EP2036877A2 (en) 2009-03-18
JP4112862B2 (en) 2008-07-02
CA2689573C (en) 2012-05-22
EP2272816A1 (en) 2011-01-12
HUP0300589A2 (en) 2003-07-28
KR20050107528A (en) 2005-11-11
CA2403105A1 (en) 2001-09-20
ES2320720T1 (en) 2009-05-28
BR0109376A (en) 2004-01-13
CN1430592A (en) 2003-07-16
CN1636864A (en) 2005-07-13
US6469219B1 (en) 2002-10-22
EP1268381B1 (en) 2008-12-31
JP5086118B2 (en) 2012-11-28
CA2403105C (en) 2010-02-16
PL365368A1 (en) 2004-12-27
EP2036877A3 (en) 2009-07-15
PL202495B1 (en) 2009-06-30
EP2036877B1 (en) 2015-08-12
KR20050105289A (en) 2005-11-03
DE08173108T1 (en) 2009-08-13
KR100698653B1 (en) 2007-03-23
EP1268381A1 (en) 2003-01-02
WO2001068577A1 (en) 2001-09-20
JP5711050B2 (en) 2015-04-30
CN100515926C (en) 2009-07-22
CZ304716B6 (en) 2014-09-10
JP2008143915A (en) 2008-06-26
CA2691933A1 (en) 2001-09-20
EP1268381A4 (en) 2004-10-20

Similar Documents

Publication Publication Date Title
AU2001249438A1 (en) Production of fluormethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether
EP1401433A4 (en) Conformationally constrained analogs useful as antidiabetic and antiobesity agents and method
AU2002224927A1 (en) Use of substituted imidazoazines, novel imidazoazines, methods for the production thereof, and agents containing these compounds
CA2311200A1 (en) Carbon dioxide recovery from an oxygen containing mixture
WO2006055410A3 (en) Graphical user interface for use with open expert system
SG141245A1 (en) Mww type zeolite substance, precursor substance therefor, and process for producing these substances
AU6337999A (en) Core-extended perylene bisimides
MXPA05011829A (en) Polytrimethylene ether glycol with excellent quality from biochemically-derived 1,3-propanediol.
AU2002362186A1 (en) Carbon dioxide compositions for external use and process for producing the same
AU2003291987A1 (en) Method for regenerating a hydrogenation catalyst
ATE157075T1 (en) PRODUCTION OF BIS(FLUOROMETHYL) ETHER AND DIFLUOROMETHANE
AU2001276687A1 (en) Processes for the preparation of fluorinated acyl fluorides and fluorinated vinyl ethers
MX234385B (en) Process for the production of ethers, typically thf.
MX228873B (en)
AU2001248998A1 (en) Method for the preparation of (e)-n-(6,6-dimethyl-2-hepten-4-ynyl)-n-methyl-1- naphthalenemethanamine (terbinafine)
EP1277720A3 (en) Fluorination of 1,1,1,3,3-pentachloropropane
AU2002224136A1 (en) Novel formate dehydrogenase and process for producing the same
TW369520B (en) Process for the preparation of 5-bromo-2-fluorobenzeneboronic acid
EP0839760A3 (en) Production process of hydrogen peroxide by oxidation of secondary alcohols with molecular oxygen in liquid phase
AU2002228008A1 (en) Process for preparing fluorinated organic compounds
AU2002226308A1 (en) Method for producing dnda
AU2001292252A1 (en) Process for producing fluorinated vinyl ethers
TW328944B (en) A method of purification of fluorinated dimethyl ethers
WO2003033766A3 (en) Corrosion protection process
AU2003230639A1 (en) Simplified methods of making 1,3-cyclohexadiene