AU5777894A - Vapor phase chlorination of difluoromethyl methyl ether - Google Patents

Vapor phase chlorination of difluoromethyl methyl ether

Info

Publication number
AU5777894A
AU5777894A AU57778/94A AU5777894A AU5777894A AU 5777894 A AU5777894 A AU 5777894A AU 57778/94 A AU57778/94 A AU 57778/94A AU 5777894 A AU5777894 A AU 5777894A AU 5777894 A AU5777894 A AU 5777894A
Authority
AU
Australia
Prior art keywords
methyl ether
vapor phase
phase chlorination
difluoromethyl methyl
difluoromethyl
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.)
Granted
Application number
AU57778/94A
Other versions
AU669604B2 (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
Priority claimed from US08/025,009 external-priority patent/US5278342A/en
Application filed by Hampshire Chemical Corp filed Critical Hampshire Chemical Corp
Publication of AU5777894A publication Critical patent/AU5777894A/en
Application granted granted Critical
Publication of AU669604B2 publication Critical patent/AU669604B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AU57778/94A 1993-03-15 1994-03-11 Vapor phase chlorination of difluoromethyl methyl ether Ceased AU669604B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US025009 1993-03-15
US08/025,009 US5278342A (en) 1992-03-25 1993-03-15 Vapor phase chlorination of difluoromethyl methyl ether

Publications (2)

Publication Number Publication Date
AU5777894A true AU5777894A (en) 1994-09-22
AU669604B2 AU669604B2 (en) 1996-06-13

Family

ID=21823552

Family Applications (1)

Application Number Title Priority Date Filing Date
AU57778/94A Ceased AU669604B2 (en) 1993-03-15 1994-03-11 Vapor phase chlorination of difluoromethyl methyl ether

Country Status (8)

Country Link
JP (1) JPH06298693A (en)
KR (1) KR100285073B1 (en)
CN (1) CN1054115C (en)
AU (1) AU669604B2 (en)
BR (1) BR9401152A (en)
CA (1) CA2118828A1 (en)
MY (1) MY110487A (en)
TW (1) TW252973B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10683252B2 (en) 2016-12-29 2020-06-16 Central Glass Company, Limited Production method for 1,2,2,2-tetrafluoroethyl difluoromethyl ether (desflurane)
JP6886104B2 (en) 2016-12-29 2021-06-16 セントラル硝子株式会社 Method for producing halogenated α-fluoroethers
JP6974718B2 (en) * 2017-01-13 2021-12-01 セントラル硝子株式会社 Method for producing 1,2,2,2-tetrafluoroethyldifluoromethyl ether (desflurane)
WO2018123649A1 (en) * 2016-12-29 2018-07-05 セントラル硝子株式会社 Production method for 1, 2, 2, 2–tetrafluorethyl difluoromethyl ether (desflurane)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA917855B (en) * 1990-10-02 1993-03-31 Grace W R & Co Synthesis of fluorinated dimethyl ethers

Also Published As

Publication number Publication date
CA2118828A1 (en) 1994-09-16
MY110487A (en) 1998-08-29
CN1100711A (en) 1995-03-29
KR100285073B1 (en) 2001-04-02
JPH06298693A (en) 1994-10-25
BR9401152A (en) 1994-11-01
KR940021492A (en) 1994-10-19
AU669604B2 (en) 1996-06-13
CN1054115C (en) 2000-07-05
TW252973B (en) 1995-08-01

Similar Documents

Publication Publication Date Title
AU3985493A (en) Wraps comprising phase change materials
AU5086093A (en) Process for the preparation of etbe
AU5427394A (en) Magnetic solid phase supports
AUPM972594A0 (en) Steered frequency phase locked loop
AU1131892A (en) Staged liquid phase methanol process
EP0740444A4 (en) Phase detector
AU1513092A (en) Dehalogenation of organohalogen-containing compounds
AU6745696A (en) The preparation of fluorinated organic compounds
AU7823091A (en) Use of a hydrofluoroalkane as extinguishing substance
AU2974392A (en) Fast phase difference autofocus
AU8556291A (en) Vapor phase hydrogenation of carbon tetrachloride
AU3017092A (en) Three phase compressor over temperature protection
AU2343692A (en) Uses of 1,2,2,3,3-pentafluoropropane
AU2622695A (en) Stabilisation of photosensitive materials
IL108946A (en) Preparation of aryl- piperidine carbinols
AU664126B2 (en) Process for the preparation of predominantly unbranched higher primary alcohols
AU641600B1 (en) Synthesis of desflurane
AU8603091A (en) Liquid phase process for dimethyl ether synthesis
AU5777894A (en) Vapor phase chlorination of difluoromethyl methyl ether
AU6434394A (en) Process for the preparation of aryl- and heteroarylsulphurpentafluorides
AU6723294A (en) Use of simmondsine
AU1142192A (en) Process for the preparation of 13c-labelled compounds
AU8228998A (en) Vapour phase preparation of 1,1,1,2,3,3,3-heptafluoropropane
AU5643594A (en) Process for the preparation of organochlorosilanes
PL314173A1 (en) Derivatives of 2-(pyrazol-3-yl)carbapheneme

Legal Events

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