DE69805926D1 - Verfahren zur Herstellung von Sevoflurane - Google Patents

Verfahren zur Herstellung von Sevoflurane

Info

Publication number
DE69805926D1
DE69805926D1 DE69805926T DE69805926T DE69805926D1 DE 69805926 D1 DE69805926 D1 DE 69805926D1 DE 69805926 T DE69805926 T DE 69805926T DE 69805926 T DE69805926 T DE 69805926T DE 69805926 D1 DE69805926 D1 DE 69805926D1
Authority
DE
Germany
Prior art keywords
preparation
sevoflurane
mixture
2choch2cl
2choch2f
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.)
Revoked
Application number
DE69805926T
Other languages
English (en)
Other versions
DE69805926T2 (de
Inventor
Ross Clark Terrell
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.)
Medeva Pharmaceuticals PA Inc
Original Assignee
Medeva Pharmaceuticals PA Inc
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=25432067&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69805926(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Medeva Pharmaceuticals PA Inc filed Critical Medeva Pharmaceuticals PA Inc
Publication of DE69805926D1 publication Critical patent/DE69805926D1/de
Application granted granted Critical
Publication of DE69805926T2 publication Critical patent/DE69805926T2/de
Anticipated expiration legal-status Critical
Revoked 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
DE69805926T 1997-08-18 1998-08-18 Verfahren zur Herstellung von Sevoflurane Revoked DE69805926T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/912,520 US5969193A (en) 1997-08-18 1997-08-18 Method for the preparation of sevoflurane

Publications (2)

Publication Number Publication Date
DE69805926D1 true DE69805926D1 (de) 2002-07-18
DE69805926T2 DE69805926T2 (de) 2002-09-26

Family

ID=25432067

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69805926T Revoked DE69805926T2 (de) 1997-08-18 1998-08-18 Verfahren zur Herstellung von Sevoflurane

Country Status (6)

Country Link
US (4) US5969193A (de)
EP (1) EP0901999B1 (de)
JP (1) JP4166870B2 (de)
AT (1) ATE219040T1 (de)
DE (1) DE69805926T2 (de)
ES (1) ES2155278T3 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69725172T2 (de) * 1996-03-08 2004-04-08 Motorola, Inc., Schaumburg Verfahren und gerät zum erkennen von geräuschsignalproben aus einem geräusch
US5969193A (en) * 1997-08-18 1999-10-19 Medeva Pharmaceuticals Pa, Inc. Method for the preparation of sevoflurane
US6100434A (en) * 1999-03-26 2000-08-08 Abbott Laboratories Method for synthesizing sevoflurane and an intermediate thereof
WO2001017931A2 (de) 1999-09-04 2001-03-15 Solvay Fluor Und Derivate Gmbh Regenerierung von oniumfluorid-hf-addukten
US6469219B1 (en) 2000-03-16 2002-10-22 Halocarbon Products Corporation Production of fluoromethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether
US6245949B1 (en) * 2000-06-01 2001-06-12 Abbott Laboratories Synthetic method for the fluoromethylation of alcohols
US6271422B1 (en) * 2000-06-01 2001-08-07 Abbott Laboratories Method for fluoromethylation of alcohols via halogenative decarboxylation
CZ2006444A3 (cs) * 2004-01-05 2007-02-07 Halocarbon Products Corporation Chromatografický postup analýzy sevofluranu behemprípravy a konecného sevofluranu
EP1871734A4 (de) * 2005-04-18 2010-08-04 Piramal Critical Care Inc Herstellung von sevofluran mit geringfügigem wassergehalt
WO2007019161A2 (en) 2005-08-04 2007-02-15 Halocarbon Products Corporation Purification of fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane)
JP5315609B2 (ja) * 2006-06-05 2013-10-16 ダイキン工業株式会社 新規カルボン酸化合物、その用途及びその製造方法
JP5114880B2 (ja) * 2006-07-06 2013-01-09 ダイキン工業株式会社 新規α−フルオロメトキシカルボン酸エステル、該α−フルオロメトキシカルボン酸エステルの製造方法及びセボフルランの製造方法
JP5163064B2 (ja) * 2007-11-13 2013-03-13 ダイキン工業株式会社 新規カルボン酸エステル、その用途及びその製造方法
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
CN102498085A (zh) 2009-08-10 2012-06-13 苏威氟有限公司 用于制造七氟烷的方法
US9102604B1 (en) 2010-02-15 2015-08-11 Baxter International Inc. Methods for cleaning distilling columns
EP2673256B1 (de) 2011-02-10 2015-04-08 Solvay SA Verfahren zur herstellung von fluormethoxymalonsäurederivaten
US8729313B2 (en) * 2011-08-15 2014-05-20 Baxter International Inc. Process for the manufacturing of sevoflurane
RU2479566C1 (ru) * 2012-01-11 2013-04-20 Общество с ограниченной ответственностью "Пермская химическая компания" Способ получения севофлурана
CN103804151A (zh) * 2012-11-07 2014-05-21 东莞市长安东阳光铝业研发有限公司 一种七氟醚的制备方法
CN103173889B (zh) * 2013-04-16 2015-01-14 江苏江南高纤股份有限公司 仿羊毛涤纶短纤维及其制备方法
RU2656210C1 (ru) * 2017-10-17 2018-06-01 Федеральное государственное унитарное предприятие "Российский научный центр "Прикладная химия" Способ получения 2-(фторметокси)-1,1,1,3,3,3-гексафторизопропана (севофлурана)
CN113943214B (zh) * 2021-11-11 2023-12-19 福建海西联合药业有限公司 一种运用于七氟烷生产的工艺

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US3897502A (en) * 1971-10-22 1975-07-29 Airco Inc Process for making fluorinated ethers
DE2823969A1 (de) * 1978-06-01 1979-12-13 Hoechst Ag Verfahren zur herstellung organischer fluorverbindungen
US4250334A (en) * 1979-12-26 1981-02-10 Baxter Travenol Laboratories, Inc. Method of synthesizing fluoromethylhexafluoroisopropyl ether
US4328376A (en) * 1980-03-31 1982-05-04 Baxter Travenol Laboratories, Inc. Method of removing fluorinated olefin byproduct formed during the synthesis of a fluorinated 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
US4996371A (en) * 1990-01-16 1991-02-26 Boc, Inc. Method for fluorodecarboxylation
GB9023370D0 (en) * 1990-10-26 1990-12-05 Rhone Poulenc Chemicals Synthesis of fluorinated substituted ethanes
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

Also Published As

Publication number Publication date
US5969193A (en) 1999-10-19
DE69805926T2 (de) 2002-09-26
US20020177739A1 (en) 2002-11-28
ATE219040T1 (de) 2002-06-15
JPH11116521A (ja) 1999-04-27
US7202386B2 (en) 2007-04-10
JP4166870B2 (ja) 2008-10-15
EP0901999B1 (de) 2002-06-12
EP0901999A1 (de) 1999-03-17
US20010056213A1 (en) 2001-12-27
ES2155278T3 (es) 2001-05-01
US20040087817A1 (en) 2004-05-06

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation