AU684606B2 - Chlorination of difluoromethyl methyl ether - Google Patents

Chlorination of difluoromethyl methyl ether Download PDF

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Publication number
AU684606B2
AU684606B2 AU16155/95A AU1615595A AU684606B2 AU 684606 B2 AU684606 B2 AU 684606B2 AU 16155/95 A AU16155/95 A AU 16155/95A AU 1615595 A AU1615595 A AU 1615595A AU 684606 B2 AU684606 B2 AU 684606B2
Authority
AU
Australia
Prior art keywords
formula
fluorinated
accordance
chf
solvent
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.)
Ceased
Application number
AU16155/95A
Other languages
English (en)
Other versions
AU1615595A (en
Inventor
Robert J. Bulka
Gerald J. O'neill
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.)
Hampshire Chemical Corp
Original Assignee
Hampshire 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 Hampshire Chemical Corp filed Critical Hampshire Chemical Corp
Publication of AU1615595A publication Critical patent/AU1615595A/en
Application granted granted Critical
Publication of AU684606B2 publication Critical patent/AU684606B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/22—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of halogens; by substitution of halogen atoms by other halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
AU16155/95A 1994-04-01 1995-03-30 Chlorination of difluoromethyl methyl ether Ceased AU684606B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US221498 1994-04-01
US08/221,498 US5446211A (en) 1994-04-01 1994-04-01 Chlorination of difluoromethyl methyl ether

Publications (2)

Publication Number Publication Date
AU1615595A AU1615595A (en) 1995-10-12
AU684606B2 true AU684606B2 (en) 1997-12-18

Family

ID=22828074

Family Applications (1)

Application Number Title Priority Date Filing Date
AU16155/95A Ceased AU684606B2 (en) 1994-04-01 1995-03-30 Chlorination of difluoromethyl methyl ether

Country Status (14)

Country Link
US (1) US5446211A (enExample)
EP (1) EP0675098B1 (enExample)
JP (1) JPH07291881A (enExample)
CN (1) CN1064664C (enExample)
AT (1) ATE187427T1 (enExample)
AU (1) AU684606B2 (enExample)
BR (1) BR9501281A (enExample)
CA (1) CA2145144A1 (enExample)
DE (2) DE69513712T2 (enExample)
ES (1) ES2086275T3 (enExample)
GR (2) GR960300022T1 (enExample)
MY (1) MY112143A (enExample)
TW (1) TW296369B (enExample)
ZA (1) ZA952493B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6886104B2 (ja) 2016-12-29 2021-06-16 セントラル硝子株式会社 ハロゲン化α−フルオロエーテル類の製造方法
CN110139848B (zh) * 2016-12-29 2022-04-12 中央硝子株式会社 1,2,2,2-四氟乙基二氟甲醚(地氟烷)的制造方法
US10683252B2 (en) 2016-12-29 2020-06-16 Central Glass Company, Limited Production method for 1,2,2,2-tetrafluoroethyl difluoromethyl ether (desflurane)
JP6974718B2 (ja) * 2017-01-13 2021-12-01 セントラル硝子株式会社 １，２，２，２−テトラフルオロエチルジフルオロメチルエーテル（デスフルラン）の製造方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2066905A (en) * 1935-03-23 1937-01-05 Westinghouse Electric & Mfg Co Halogenated methyl ethers
US2533132A (en) * 1944-08-30 1950-12-05 Purdue Research Foundation Vapor phase fluorination
US3461213A (en) * 1966-10-03 1969-08-12 Air Reduction 1,1 difluoro-2,2-dichloroethyl difluoromethyl ether or an anesthetic agent
US3663715A (en) * 1969-11-03 1972-05-16 Airco Inc Ether compounds as anesthetics
US3689459A (en) * 1970-08-10 1972-09-05 Baxter Laboratories Inc Novel ether
CA949978A (en) * 1970-11-23 1974-06-25 Ross C. Terrell Ether compounds
US3862241A (en) * 1971-07-02 1975-01-21 Airco Inc 1,1,2,2,tetrafluoroethyl fluoromethyl ether
US3897502A (en) * 1971-10-22 1975-07-29 Airco Inc Process for making fluorinated ethers
US3887439A (en) * 1972-09-25 1975-06-03 Phillips Petroleum Co Separation of fluorinated dimethyl ethers by extractive distillation
US3879474A (en) * 1972-12-11 1975-04-22 Airco Inc Inhalant analgesic and anesthetic composition
US3806602A (en) * 1972-12-11 1974-04-23 Airco Inc Inhalant analgesic and anesthetic method and composition
US4025567A (en) * 1973-02-15 1977-05-24 Phillips Petroleum Company Purification of fluorinated ethers
US4113435A (en) * 1973-07-16 1978-09-12 Massachusetts Institute Of Technology Cryogenically controlled direct fluorination apparatus
US4149018A (en) * 1975-12-05 1979-04-10 Imperial Chemical Industries Limited Compound CHCl2 -O-CHF-CHF2
US4874901A (en) * 1988-05-06 1989-10-17 Boc, Inc. Process for the production of polyfluorinated ethers
US4961321A (en) * 1989-02-28 1990-10-09 W. R. Grace & Co.-Conn. Bis (difluoromethyl) ether refrigerant
US5185474A (en) * 1990-10-02 1993-02-09 W. R. Grace & Co.-Conn. Synthesis of fluorinated dimethyl ethers
US5337012A (en) * 1992-03-18 1994-08-09 U.S. Philips Corporation Amplifier having temperature compensated bias control
US5278342A (en) * 1992-03-25 1994-01-11 Hampshire Chemical Corp. Vapor phase chlorination of difluoromethyl methyl ether
US5196600A (en) * 1992-03-25 1993-03-23 W. R. Grace & Co.-Conn. Synthesis of fluorinated dimethyl ethers

Also Published As

Publication number Publication date
CA2145144A1 (en) 1995-10-02
EP0675098A2 (en) 1995-10-04
GR3032554T3 (en) 2000-05-31
EP0675098A3 (en) 1995-11-29
TW296369B (enExample) 1997-01-21
DE69513712T2 (de) 2000-07-06
CN1064664C (zh) 2001-04-18
GR960300022T1 (en) 1996-04-30
BR9501281A (pt) 1995-10-31
ZA952493B (en) 1995-12-15
ATE187427T1 (de) 1999-12-15
EP0675098B1 (en) 1999-12-08
CN1114302A (zh) 1996-01-03
MY112143A (en) 2001-04-30
DE69513712D1 (de) 2000-01-13
JPH07291881A (ja) 1995-11-07
AU1615595A (en) 1995-10-12
ES2086275T1 (es) 1996-07-01
ES2086275T3 (es) 2000-03-01
DE675098T1 (de) 1996-10-24
US5446211A (en) 1995-08-29

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired