DE602005026841D1 - Verfahren zur herstellung von 1,2,2,2-tetrafluor-ethyl-difluor-methylether - Google Patents

Verfahren zur herstellung von 1,2,2,2-tetrafluor-ethyl-difluor-methylether

Info

Publication number
DE602005026841D1
DE602005026841D1 DE602005026841T DE602005026841T DE602005026841D1 DE 602005026841 D1 DE602005026841 D1 DE 602005026841D1 DE 602005026841 T DE602005026841 T DE 602005026841T DE 602005026841 T DE602005026841 T DE 602005026841T DE 602005026841 D1 DE602005026841 D1 DE 602005026841D1
Authority
DE
Germany
Prior art keywords
tetrafluor
difluor
ethyl
preparing
methyl 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.)
Active
Application number
DE602005026841T
Other languages
English (en)
Inventor
Ross C Terrell
Joshua A Levinson
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.)
Piramal Critical Care Inc
Original Assignee
Minrad 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=36407479&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE602005026841(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minrad Corp filed Critical Minrad Corp
Publication of DE602005026841D1 publication Critical patent/DE602005026841D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
DE602005026841T 2004-11-17 2005-11-17 Verfahren zur herstellung von 1,2,2,2-tetrafluor-ethyl-difluor-methylether Active DE602005026841D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62870804P 2004-11-17 2004-11-17
PCT/US2005/041754 WO2006055749A1 (en) 2004-11-17 2005-11-17 Process for production of 1,2,2,2-tetrafluoro ethyl difluoro methyl ether

Publications (1)

Publication Number Publication Date
DE602005026841D1 true DE602005026841D1 (de) 2011-04-21

Family

ID=36407479

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005026841T Active DE602005026841D1 (de) 2004-11-17 2005-11-17 Verfahren zur herstellung von 1,2,2,2-tetrafluor-ethyl-difluor-methylether

Country Status (21)

Country Link
US (1) US20060205983A1 (de)
EP (1) EP1812367B1 (de)
JP (1) JP4922181B2 (de)
KR (1) KR101284659B1 (de)
CN (1) CN101068763B (de)
AP (1) AP2277A (de)
AT (1) ATE501104T1 (de)
AU (1) AU2005306473B2 (de)
BR (1) BRPI0517856A (de)
CA (1) CA2588079A1 (de)
DE (1) DE602005026841D1 (de)
EA (1) EA012298B1 (de)
ES (1) ES2361262T3 (de)
HU (1) HUP0700488A2 (de)
IL (2) IL183175A (de)
MX (1) MX2007005900A (de)
NZ (1) NZ555173A (de)
PL (2) PL1812367T3 (de)
TR (1) TR200703378T1 (de)
WO (1) WO2006055749A1 (de)
ZA (1) ZA200703958B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE025953T2 (en) * 2005-02-15 2016-04-28 Halocarbon Prod Corp Separation / purification of desflurane from hydrogen fluoride
EP2167453A4 (de) * 2007-07-13 2013-03-06 Piramal Healthcare Ltd Verfahren zur herstellung von 1,2,2,2-tetrafluorethyldifluormethylether (desfluran)
JP2019514446A (ja) 2016-02-23 2019-06-06 セージテック メディカル イクイップメント リミテッドＳａｇｅｔｅｃｈ Ｍｅｄｉｃａｌ Ｅｑｕｉｐｍｅｎｔ Ｌｉｍｉｔｅｄ 超臨界流体を使用した揮発性麻酔剤の製造及び再生の改善
GB2587294B (en) * 2016-02-23 2021-06-16 Sagetech Medical Equipment Ltd Processes for the preparation of desflurane
JP7032639B2 (ja) * 2017-12-22 2022-03-09 セントラル硝子株式会社 ジフルオロメチル－１，２，２，２－テトラフルオロエチルエーテルの精製方法および製造方法
JP2023539393A (ja) * 2020-11-06 2023-09-14 福建永晶科技股▲ふん▼有限公司 パーフルオロメチルビニルエーテル及び２－フルオロ－１，２－ジクロロ－トリフルオロメトキシエチレンの工業的合成の新規プロセス

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2005705A (en) * 1930-09-20 1935-06-18 Kinetic Chemicals Inc Preparation of carbon compounds containing fluorine
US2005708A (en) * 1933-08-24 1935-06-18 Kinetic Chemicals Inc Production of halogenated ethane derivatives containing fluorine
US3527811A (en) * 1966-10-03 1970-09-08 Air Reduction 1,1,2 - trifluoro - 2 - bromoethyl difluoromethyl ether and its methods of preparation
US3527812A (en) * 1966-10-03 1970-09-08 Air Reduction 1,1 - difluoro - 2,2 - dichloroethyl difluoromethyl ether and its method of preparation
US3449504A (en) * 1966-10-03 1969-06-10 Air Reduction 1,1,2 - trifluoro - 2 - bromoethyl difluoromethyl ether as an inhalant anesthetic agent
US3469011A (en) * 1966-10-03 1969-09-23 Air Reduction 1,1,2-trifluoro-2-chloroethyl-difluoromethyl ether as an anesthetic agent
US3527813A (en) * 1966-10-03 1970-09-08 Air Reduction 1,1,2 - trifluoro - 2 - chloroethyl difluoromethyl ether and its method of preparation
US3461213A (en) * 1966-10-03 1969-08-12 Air Reduction 1,1 difluoro-2,2-dichloroethyl difluoromethyl ether or an anesthetic agent
US3476860A (en) * 1966-12-08 1969-11-04 Air Reduction Halomethyl fluoroisopropyl ethers as anesthetic agents
US3869519A (en) * 1968-04-29 1975-03-04 Airco Inc Fluorinated ether
US3535388A (en) * 1969-05-12 1970-10-20 Air Reduction 1-chloro-2,2,2-trifluoroethyl difluoromethyl ether
US3663715A (en) * 1969-11-03 1972-05-16 Airco Inc Ether compounds as anesthetics
US3535425A (en) * 1969-12-18 1970-10-20 Air Reduction 1-chloro-2,2,2-trifluoroethyl difluoromethyl ether as an anesthetic agent
US3897502A (en) * 1971-10-22 1975-07-29 Airco Inc Process for making fluorinated ethers
US3962460A (en) * 1972-10-06 1976-06-08 Airco, Inc. Ether compounds as inhalant anesthetics
US4762856A (en) * 1987-02-02 1988-08-09 Boc, Inc. Anesthetic composition and method of using the same
JPH01301636A (ja) * 1988-05-31 1989-12-05 Central Glass Co Ltd 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の製造法
US4855511A (en) * 1988-07-18 1989-08-08 Boc, Inc. Process for preparing CHF2 OCHFCF3 and CHF2 OCHClCF3 and novel intermediate compounds employed therein
US5026924A (en) * 1989-03-14 1991-06-25 Anaquest, Inc. Process for production of 1,2,2,2-tetrafluoroethyl difluoromethyl ether
US5114715A (en) * 1990-11-29 1992-05-19 Sepracor Inc. Methods of use and compositions of (s)-isoflurane and (s)-desflurane
US5283372A (en) * 1991-12-04 1994-02-01 Anaquest, Inc. Preparation of purified optical isomers of desflurane
US5205914A (en) * 1992-08-14 1993-04-27 Anaquest, Inc. Synthesis of desflurane
JP3414562B2 (ja) * 1995-10-13 2003-06-09 ダイキン工業株式会社 １，１，１，３，３−ペンタフルオロプロパンの製造方法
US6800786B1 (en) * 2002-09-25 2004-10-05 Baxter International, Inc. Preparation of desflurane

Also Published As

Publication number Publication date
CA2588079A1 (en) 2006-05-26
ZA200703958B (en) 2008-07-30
IL183175A (en) 2012-02-29
AP2007003996A0 (en) 2007-06-30
IL218301A0 (en) 2012-04-30
JP2008520699A (ja) 2008-06-19
IL183175A0 (en) 2007-09-20
EP1812367B1 (de) 2011-03-09
MX2007005900A (es) 2007-07-24
ES2361262T3 (es) 2011-06-15
BRPI0517856A (pt) 2008-10-21
US20060205983A1 (en) 2006-09-14
EP1812367A4 (de) 2009-10-28
CN101068763A (zh) 2007-11-07
AU2005306473A1 (en) 2006-05-26
AU2005306473B2 (en) 2010-11-11
TR200703378T1 (tr) 2007-08-21
PL1812367T3 (pl) 2012-03-30
EA200701081A1 (ru) 2007-10-26
CN101068763B (zh) 2011-09-07
AP2277A (en) 2011-10-31
PL382986A1 (pl) 2008-02-04
NZ555173A (en) 2010-04-30
WO2006055749A1 (en) 2006-05-26
HUP0700488A2 (en) 2007-12-28
EA012298B1 (ru) 2009-08-28
ATE501104T1 (de) 2011-03-15
KR20070091616A (ko) 2007-09-11
EP1812367A1 (de) 2007-08-01
JP4922181B2 (ja) 2012-04-25
KR101284659B1 (ko) 2013-07-10

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PIRAMAL CRITICAL CARE, INC., ORCHARD PARK, N.Y, US