DE68907783D1 - Verfahren zur herstellung von fluorierten aethern. - Google Patents
Verfahren zur herstellung von fluorierten aethern.Info
- Publication number
- DE68907783D1 DE68907783D1 DE8989304364T DE68907783T DE68907783D1 DE 68907783 D1 DE68907783 D1 DE 68907783D1 DE 8989304364 T DE8989304364 T DE 8989304364T DE 68907783 T DE68907783 T DE 68907783T DE 68907783 D1 DE68907783 D1 DE 68907783D1
- Authority
- DE
- Germany
- Prior art keywords
- aethers
- fluorinated
- production
- fluorinated aethers
- 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.)
- Expired - Fee Related
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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P23/00—Anaesthetics
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medicinal Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Anesthesiology (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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/191,442 US4874901A (en) | 1988-05-06 | 1988-05-06 | Process for the production of polyfluorinated ethers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68907783D1 true DE68907783D1 (de) | 1993-09-02 |
DE68907783T2 DE68907783T2 (de) | 1993-11-04 |
Family
ID=22705529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89304364T Expired - Fee Related DE68907783T2 (de) | 1988-05-06 | 1989-04-28 | Verfahren zur herstellung von fluorierten aethern. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4874901A (de) |
EP (1) | EP0341005B1 (de) |
JP (1) | JPH0615485B2 (de) |
CA (1) | CA1320503C (de) |
DE (1) | DE68907783T2 (de) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4996371A (en) * | 1990-01-16 | 1991-02-26 | Boc, Inc. | Method for fluorodecarboxylation |
US5185474A (en) * | 1990-10-02 | 1993-02-09 | W. R. Grace & Co.-Conn. | Synthesis of fluorinated dimethyl ethers |
GB9023370D0 (en) * | 1990-10-26 | 1990-12-05 | Rhone Poulenc Chemicals | Synthesis of fluorinated substituted ethanes |
US5278342A (en) * | 1992-03-25 | 1994-01-11 | Hampshire Chemical Corp. | Vapor phase chlorination of difluoromethyl methyl ether |
JPH0747556B2 (ja) * | 1992-12-25 | 1995-05-24 | 工業技術院長 | 含フッ素エーテル化合物の製造方法 |
US5446211A (en) * | 1994-04-01 | 1995-08-29 | Hampshire Chemical Corp. | Chlorination of difluoromethyl methyl ether |
JP2865554B2 (ja) * | 1994-04-08 | 1999-03-08 | セントラル硝子株式会社 | フルオロメチル−1,1,1,3,3,3−ヘキサフルオロイソプロピルエーテルのガスクロマトグラフ分析 |
GB9418532D0 (en) * | 1994-09-14 | 1994-11-02 | Univ Aberdeen | Anaesthetic gas mixtures |
US6034071A (en) * | 1994-09-16 | 2000-03-07 | Iyengar; Srinivas Ravi V. | Mutant activated GS α and adenylyl cyclase 2 for use as therapeutic agents |
US5543055A (en) * | 1995-06-06 | 1996-08-06 | Hampshire Chemical Corp. | Purifications of flourinated dimethyl ethers |
CA2215993C (en) * | 1996-02-21 | 2000-07-04 | Central Glass Co., Ltd. | Method of producing fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether |
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 |
US6100434A (en) * | 1999-03-26 | 2000-08-08 | Abbott Laboratories | Method for synthesizing sevoflurane and an intermediate thereof |
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 |
US6303831B1 (en) | 2000-06-01 | 2001-10-16 | Abbott Laboratories | Synthetic method for fluoromethylation of halogenated alcohols |
US6849194B2 (en) * | 2000-11-17 | 2005-02-01 | Pcbu Services, Inc. | Methods for preparing ethers, ether compositions, fluoroether fire extinguishing systems, mixtures and methods |
US6800786B1 (en) | 2002-09-25 | 2004-10-05 | Baxter International, Inc. | Preparation of desflurane |
MXPA06012990A (es) | 2004-05-12 | 2007-02-12 | Baxter Int | Microesferas de acidos nucleicos, produccion y suministro de las mismas. |
EA200701073A1 (ru) | 2004-11-17 | 2007-12-28 | Минрад Инк. | Способ получения севофлурана |
KR100934295B1 (ko) | 2005-01-12 | 2009-12-29 | 할로카본 프로덕츠 코포레이션 | 불소화된 에테르의 합성 |
EA014018B1 (ru) | 2005-01-25 | 2010-08-30 | ДСМ АйПи АССЕТС Б.В. | Способ получения циклогексанона и циклогексанола |
JP5902368B2 (ja) * | 2005-04-18 | 2016-04-13 | ピラマル クリティカル ケアー インコーポレイテッド | ごく微量の含水量のセボフルランの調製 |
CN1733675A (zh) * | 2005-08-26 | 2006-02-15 | 山东新时代药业有限公司 | 一氟代甲基醚的制备方法 |
US7605291B2 (en) * | 2006-04-27 | 2009-10-20 | Adalberto Maldonado | Method for the preparation of volatile Anesthetics |
TW200909404A (en) | 2007-07-13 | 2009-03-01 | Piramal Healthcare Ltd | Process for production of 1,2,2,2-tetrafluoroethyl difluoromethyl ether (desflurane) |
CN101314560B (zh) * | 2008-07-02 | 2011-06-15 | 鲁南制药集团股份有限公司 | 七氟烷的合成方法 |
GB2587294B (en) * | 2016-02-23 | 2021-06-16 | Sagetech Medical Equipment Ltd | Processes for the preparation of desflurane |
CA3014020C (en) | 2016-02-23 | 2021-01-05 | Sagetech Medical Equipment Limited | Improvements to the manufacture and remanufacture of volatile anaesthetic agents using supercritical fluids |
GB2548548B (en) | 2016-02-23 | 2020-12-09 | Sagetech Medical Equipment Ltd | Improvements in the capture and elution of halocarbons by supercritical fluids |
GB2547651B (en) * | 2016-02-23 | 2021-02-03 | Sagetech Medical Equipment Ltd | Processes for the preparation of sevoflurane and desflurane |
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 |
US10683252B2 (en) | 2016-12-29 | 2020-06-16 | Central Glass Company, Limited | Production method for 1,2,2,2-tetrafluoroethyl difluoromethyl ether (desflurane) |
CN106966874A (zh) * | 2017-05-15 | 2017-07-21 | 临海市利民化工有限公司 | 一种七氟醚的合成方法 |
WO2024075802A1 (ja) * | 2022-10-04 | 2024-04-11 | ダイキン工業株式会社 | 含フッ素エーテル化合物およびその製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH318183A (de) * | 1952-09-10 | 1956-12-31 | Blank Isaac | Verfahren zur Herstellung von Fluoralkoxyverbindungen |
US3683092A (en) * | 1970-07-31 | 1972-08-08 | Baxter Laboratories Inc | Method of anesthesia |
US3689459A (en) * | 1970-08-10 | 1972-09-05 | Baxter Laboratories Inc | Novel ether |
US3862241A (en) * | 1971-07-02 | 1975-01-21 | Airco Inc | 1,1,2,2,tetrafluoroethyl fluoromethyl ether |
DE2520962A1 (de) * | 1975-05-12 | 1976-12-02 | Hoechst Ag | 1.2.2.2-tetrafluoraethyl-fluormethylaether und verfahren zu dessen herstellung |
US4762856A (en) * | 1987-02-02 | 1988-08-09 | Boc, Inc. | Anesthetic composition and method of using the same |
-
1988
- 1988-05-06 US US07/191,442 patent/US4874901A/en not_active Expired - Lifetime
-
1989
- 1989-04-25 CA CA000597660A patent/CA1320503C/en not_active Expired - Lifetime
- 1989-04-28 DE DE89304364T patent/DE68907783T2/de not_active Expired - Fee Related
- 1989-04-28 EP EP89304364A patent/EP0341005B1/de not_active Expired - Lifetime
- 1989-05-02 JP JP1113532A patent/JPH0615485B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA1320503C (en) | 1993-07-20 |
EP0341005B1 (de) | 1993-07-28 |
DE68907783T2 (de) | 1993-11-04 |
US4874901A (en) | 1989-10-17 |
JPH0615485B2 (ja) | 1994-03-02 |
JPH01319449A (ja) | 1989-12-25 |
EP0341005A1 (de) | 1989-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: BAXTER INTERNATIONAL INC. (N.D.GES.D. STAATES DELA |
|
8339 | Ceased/non-payment of the annual fee |